/* ==========================================================================
   SREE RAJA ENGINEERING AND FABRICATION WORKS
   Clean White Background Industrial Theme
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Variables & Design Tokens (Clean White Theme)
   -------------------------------------------------------------------------- */
:root {
  /* Crisp White Backgrounds */
  --color-bg-base: #ffffff;
  --color-bg-surface: #ffffff;
  --color-bg-card: #ffffff;
  --color-bg-card-hover: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-bg-elevated: #ffffff;
  
  /* Text & Foreground (Dark & High-Contrast) */
  --color-text-primary: #0f172a;
  --color-text-secondary: #334155;
  --color-text-muted: #64748b;
  --color-text-faint: #94a3b8;
  
  /* Corporate Brand Colors (Deep Navy Blue & Subtle Gold Accent) */
  --color-corporate-navy: #0B1F3A;
  --color-corporate-navy-dark: #071527;
  --color-corporate-gold: #C9A227;
  --color-corporate-gold-light: rgba(201, 162, 39, 0.12);
  --color-corporate-gold-glow: rgba(201, 162, 39, 0.25);
  
  /* Borders & Dividers */
  --color-border: #e2e8f0;
  --color-border-hover: #0f172a;
  --color-border-subtle: #f1f5f9;

  /* Accents */
  --color-accent: #0f172a;
  --color-accent-hover: #1e293b;
  --color-accent-dark: #020617;
  --color-accent-light: rgba(15, 23, 42, 0.06);
  --color-accent-glow: rgba(15, 23, 42, 0.15);
  --color-accent-text: #ffffff;

  /* WhatsApp Brand Accent */
  --color-wa-brand: #25d366;
  --color-wa-hover: #128c7e;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 30px -5px rgba(0, 0, 0, 0.12), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Typography */
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-max-width: 1240px;
  --header-height: 80px;
  --topbar-height: 42px;
  --border-radius-sm: 6px;
  --border-radius-md: 10px;
  --border-radius-lg: 14px;
}

/* Amber Gold Accent Option */
[data-accent="amber"] {
  --color-accent: #d97706;
  --color-accent-hover: #b45309;
  --color-accent-dark: #92400e;
  --color-accent-light: rgba(217, 119, 6, 0.1);
  --color-accent-glow: rgba(217, 119, 6, 0.25);
  --color-accent-text: #ffffff;
  --color-border-hover: #d97706;
}

/* Steel Blue Accent Option */
[data-accent="blue"] {
  --color-accent: #2563eb;
  --color-accent-hover: #1d4ed8;
  --color-accent-dark: #1e40af;
  --color-accent-light: rgba(37, 99, 235, 0.1);
  --color-accent-glow: rgba(37, 99, 235, 0.25);
  --color-accent-text: #ffffff;
  --color-border-hover: #2563eb;
}

/* --------------------------------------------------------------------------
   2. Reset & Global Styles
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--color-bg-base);
  color: var(--color-text-secondary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  background-color: var(--color-bg-base);
  color: var(--color-text-secondary);
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}

/* --------------------------------------------------------------------------
   3. Utility Classes & Container
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.section {
  padding: 5.5rem 0;
  position: relative;
}

.section--dark {
  background-color: #ffffff;
}

.section--darker {
  background-color: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.text-muted {
  color: var(--color-text-muted);
}

.text-accent {
  color: var(--color-accent);
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.35rem 0.85rem;
  border-radius: var(--border-radius-sm);
  margin-bottom: 1rem;
  transition: all var(--transition-fast);
}

.badge--dark {
  background-color: #f1f5f9;
  border: 1px solid #cbd5e1;
  color: #0f172a;
}

.badge--outline {
  background-color: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-primary);
}

.badge--solid {
  background-color: var(--color-accent);
  color: var(--color-accent-text);
  border: 1px solid var(--color-accent);
  font-weight: 700;
}

.badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: #0f172a;
  box-shadow: 0 0 6px rgba(15, 23, 42, 0.4);
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 3.5rem auto;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.85rem, 3.2vw, 2.75rem);
  font-weight: 800;
  color: var(--color-text-primary);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   4. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  padding: 0.85rem 1.65rem;
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn:active {
  transform: scale(0.98);
}

.btn--solid {
  background-color: #0f172a;
  color: #ffffff;
  border-color: #0f172a;
  box-shadow: var(--shadow-sm);
}
.btn--solid:hover {
  background-color: #1e293b;
  border-color: #1e293b;
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn--outline {
  background-color: #ffffff;
  color: #0f172a;
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}
.btn--outline:hover {
  background-color: #f8fafc;
  border-color: #0f172a;
  color: #0f172a;
  transform: translateY(-1px);
}

.btn--wa {
  background-color: #25d366;
  color: #ffffff;
  border-color: #25d366;
  box-shadow: 0 2px 8px rgba(37, 211, 102, 0.25);
}
.btn--wa:hover {
  background-color: #128c7e;
  border-color: #128c7e;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.35);
  transform: translateY(-1px);
}

.btn--sm {
  padding: 0.55rem 1.15rem;
  font-size: 0.85rem;
}

.btn--lg {
  padding: 1rem 2rem;
  font-size: 1.05rem;
}

.btn--full {
  width: 100%;
}

/* --------------------------------------------------------------------------
   5. Top Announcement Bar
   -------------------------------------------------------------------------- */
.top-bar {
  background-color: #0f172a;
  border-bottom: 1px solid #1e293b;
  font-size: 0.82rem;
  color: #cbd5e1;
  position: relative;
  z-index: 100;
}

.top-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--topbar-height);
  padding-top: 0.3rem;
  padding-bottom: 0.3rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.top-bar__item {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.top-bar__item .icon {
  color: #ffffff;
}

/* Color Switcher Bar */
.theme-switcher {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  background-color: rgba(255, 255, 255, 0.1);
  padding: 0.2rem 0.5rem;
  border-radius: var(--border-radius-sm);
}

.theme-switcher__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: #94a3b8;
  text-transform: uppercase;
  margin-right: 0.2rem;
}

.theme-swatch {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
  padding: 0;
}

.theme-swatch:hover {
  transform: scale(1.25);
  border-color: #ffffff;
}

.theme-swatch.active {
  border-color: #ffffff;
  box-shadow: 0 0 6px #ffffff;
  transform: scale(1.2);
}

.theme-swatch--monochrome { background-color: #ffffff; }
.theme-swatch--amber { background-color: #f59e0b; }
.theme-swatch--blue { background-color: #38bdf8; }

.top-bar__contact {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.top-bar__link {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: #ffffff;
}
.top-bar__link strong {
  color: #ffffff;
}
.top-bar__link:hover {
  color: #94a3b8;
}

.top-bar__badge-wa {
  background-color: rgba(37, 211, 102, 0.2);
  color: #4ade80;
  border: 1px solid rgba(37, 211, 102, 0.4);
  padding: 0.2rem 0.55rem;
  border-radius: var(--border-radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}
.top-bar__badge-wa:hover {
  background-color: rgba(37, 211, 102, 0.35);
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   6. Sticky Main Navigation Header
   -------------------------------------------------------------------------- */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.header--scrolled,
.header.scrolled {
  background-color: #ffffff;
  border-bottom: 1px solid #cbd5e1;
  box-shadow: var(--shadow-md);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  user-select: none;
}

.logo__img {
  height: 64px;
  width: auto;
  max-width: 280px;
  object-fit: contain;
  display: block;
  transition: transform var(--transition-fast);
}

.logo:hover .logo__img {
  transform: scale(1.02);
}

.logo--footer {
  display: inline-block;
  margin-bottom: 1.25rem;
}

.logo--footer .logo__img {
  height: 72px;
  width: auto;
  max-width: 240px;
  background-color: #ffffff;
  padding: 6px 14px;
  border-radius: var(--border-radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.logo--footer .logo__img:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
}

/* Desktop Navigation */
.nav__list {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.75rem;
}

.nav__link {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  padding: 0.35rem 0;
  position: relative;
  letter-spacing: 0.01em;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: #0f172a;
  transition: width var(--transition-fast);
}

.nav__link:hover,
.nav__link.active {
  color: #0f172a;
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

/* Header Actions */
.header__actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.header__phone-btn {
  display: inline-flex;
}

/* Mobile Toggle Button */
.nav-toggle {
  display: none;
  position: relative;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  padding: 12px 8px;
  background: transparent;
  border: none;
  cursor: pointer;
  z-index: 1001;
  flex-shrink: 0;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  box-sizing: border-box;
}

.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 2.5px;
  background-color: #0f172a;
  border-radius: 2px;
  transition: transform 0.25s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.2s ease, background-color var(--transition-fast);
  pointer-events: none;
  transform-origin: center;
}

/* Transform into Close / X icon when open */
.nav-toggle.open .nav-toggle__bar:nth-child(1),
.nav-toggle.active .nav-toggle__bar:nth-child(1) {
  transform: translateY(8.75px) rotate(45deg);
}

.nav-toggle.open .nav-toggle__bar:nth-child(2),
.nav-toggle.active .nav-toggle__bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.nav-toggle.open .nav-toggle__bar:nth-child(3),
.nav-toggle.active .nav-toggle__bar:nth-child(3) {
  transform: translateY(-8.75px) rotate(-45deg);
}

/* Mobile Drawer Overlay */
.mobile-drawer {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  max-width: 100vw;
  height: calc(100vh - var(--header-height));
  height: calc(100dvh - var(--header-height));
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--color-border);
  padding: 1.5rem 1.25rem 2.5rem 1.25rem;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  z-index: 999;
  box-sizing: border-box;
}

.mobile-drawer.open,
.mobile-drawer.active {
  display: block;
}

.mobile-drawer__content {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  justify-content: space-between;
  box-sizing: border-box;
}

.mobile-nav__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
}

.mobile-nav__link {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-primary);
  display: block;
  padding: 0.85rem 0.5rem;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  transition: color var(--transition-fast), padding-left var(--transition-fast), background-color var(--transition-fast);
  touch-action: manipulation;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0.05);
}

.mobile-nav__link:hover,
.mobile-nav__link:active {
  color: var(--color-corporate-navy, #0B1F3A);
  padding-left: 0.85rem;
  background-color: rgba(0, 0, 0, 0.02);
}

.mobile-drawer__cta {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-bottom: 1rem;
}

/* --------------------------------------------------------------------------
   7. HERO SECTION (Clean White / Light Slate Industrial)
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: calc(90vh - var(--header-height) - var(--topbar-height));
  display: flex;
  align-items: center;
  padding: 4.5rem 0 5.5rem 0;
  overflow: hidden;
  background-color: #f8fafc;
}

.hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: grayscale(100%) brightness(115%) opacity(0.08);
  z-index: 1;
}

.hero__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.94) 0%, rgba(241, 245, 249, 0.96) 100%);
  z-index: 2;
}

.hero__grid-pattern {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(to right, rgba(15, 23, 42, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 3;
}

.hero__container {
  position: relative;
  z-index: 10;
}

.hero__content {
  max-width: 920px;
}

.hero__company-name,
h2.hero__company-name,
.hero__company-name strong {
  font-family: var(--font-heading), var(--font-mono);
  font-size: clamp(0.88rem, 1.5vw, 1.18rem);
  font-weight: 800 !important;
  letter-spacing: 0.08em;
  color: #0B1F3A !important;
  margin-bottom: 0.85rem;
  text-transform: uppercase;
  border-left: 3.5px solid var(--color-corporate-gold, #C9A227);
  padding-left: 0.85rem;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 5vw, 3.95rem);
  font-weight: 800;
  line-height: 1.1;
  color: #0f172a;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero__description {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.65;
  color: #334155;
  max-width: 820px;
  margin-bottom: 2.5rem;
}

.hero__actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

/* Metric Counter Grid */
.hero__metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding-top: 2.25rem;
  border-top: 1px solid var(--color-border);
}

.metric-card {
  border-right: 1px solid var(--color-border);
  padding-right: 1rem;
}

.metric-card:last-child {
  border-right: none;
}

.metric-card__num {
  font-family: var(--font-heading);
  font-size: clamp(1.85rem, 3vw, 2.65rem);
  font-weight: 800;
  color: #0f172a;
  line-height: 1;
  margin-bottom: 0.35rem;
  letter-spacing: -0.02em;
}

.metric-card__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #64748b;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --------------------------------------------------------------------------
   8. Assurance Strip
   -------------------------------------------------------------------------- */
.assurance-strip {
  background-color: #ffffff;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 1.75rem 0;
  position: relative;
  z-index: 10;
  box-shadow: var(--shadow-sm);
}

.assurance-strip__inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.assurance-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.assurance-item svg {
  flex-shrink: 0;
  color: #0f172a;
  margin-top: 2px;
}

.assurance-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.25;
  margin-bottom: 0.15rem;
}

.assurance-item span {
  font-size: 0.8rem;
  color: #64748b;
  line-height: 1.35;
  display: block;
}

/* --------------------------------------------------------------------------
   9. ABOUT US SECTION
   -------------------------------------------------------------------------- */
.about__grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.about__headline,
h3.about__headline,
.about__headline strong {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800 !important;
  color: #0B1F3A !important;
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
}

.company-name-brand,
.about__lead strong.company-name-brand,
.about__lead .company-name-brand {
  color: #0B1F3A !important;
  font-weight: 800 !important;
  font-size: inherit;
}

.about__lead {
  font-size: 1.1rem;
  line-height: 1.65;
  color: #0f172a;
  margin-bottom: 1.25rem;
}

.about__lead strong {
  font-weight: 800;
  color: #0f172a;
}

.about__body {
  font-size: 0.95rem;
  line-height: 1.7;
  color: #475569;
  margin-bottom: 2rem;
}

/* 4 Pillars */
.about__pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-bottom: 2.25rem;
}

.pillar-card {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1.15rem;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.pillar-card:hover {
  border-color: #0f172a;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.pillar-card__icon {
  color: #0f172a;
  flex-shrink: 0;
  margin-top: 2px;
}

.pillar-card__content h4 {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.25rem;
}

.pillar-card__content p {
  font-size: 0.82rem;
  color: #64748b;
  line-height: 1.4;
}

.about__cta {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Visual Column */
.about__visual-col {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.about__image-frame {
  position: relative;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.about__img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about__image-frame:hover .about__img {
  transform: scale(1.03);
}

.about__experience-badge {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  padding: 1rem;
  border-radius: var(--border-radius-sm);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  max-width: 280px;
  border-left: 3px solid #0f172a;
  box-shadow: var(--shadow-lg);
}

.about__badge-num {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1;
}

.about__badge-text {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: #475569;
  text-transform: uppercase;
  line-height: 1.3;
  font-weight: 700;
}

/* Specs Box */
.about__specs-box {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.specs-box__header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: 0.08em;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 0.85rem;
}

.specs-box__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.specs-box__list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
}

.specs-box__list li span {
  color: #64748b;
}

.specs-box__list li strong {
  font-family: var(--font-mono);
  color: #0f172a;
  font-size: 0.8rem;
}

/* --------------------------------------------------------------------------
   10. OUR SERVICES SECTION
   -------------------------------------------------------------------------- */
.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.service-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: #0f172a;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-normal);
}

.service-card:hover {
  background-color: #ffffff;
  border-color: #0f172a;
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.service-card__num {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  color: #94a3b8;
  letter-spacing: 0.05em;
}

.service-card__icon {
  color: #0f172a;
}

.service-card__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.25;
  margin-bottom: 0.85rem;
}

.service-card__desc {
  font-size: 0.88rem;
  line-height: 1.55;
  color: #475569;
  margin-bottom: 1.25rem;
}

.service-card__features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
}

.service-card__features li {
  font-size: 0.8rem;
  color: #334155;
  position: relative;
  padding-left: 1.15rem;
  line-height: 1.4;
}

.service-card__features li::before {
  content: '▪';
  position: absolute;
  left: 0;
  color: #0f172a;
}

.service-card__footer {
  margin-top: auto;
}

/* --------------------------------------------------------------------------
   11. WHY CHOOSE US SECTION
   -------------------------------------------------------------------------- */
.why-us__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-bottom: 3.5rem;
}

.feature-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
  position: relative;
  box-shadow: var(--shadow-sm);
}

.feature-card:hover {
  border-color: #0f172a;
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.feature-card__icon-box {
  width: 54px;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #f1f5f9;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  color: #0f172a;
  margin-bottom: 1.35rem;
}

.feature-card__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.75rem;
}

.feature-card__text {
  font-size: 0.9rem;
  color: #475569;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.feature-card__tag {
  margin-top: auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: #0f172a;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding-top: 0.85rem;
  border-top: 1px solid var(--color-border);
}

/* QA Banner */
.qa-banner {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 2.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  box-shadow: var(--shadow-md);
}

.qa-banner__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.qa-banner__title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.45rem;
}

.qa-banner__text {
  font-size: 0.9rem;
  color: #475569;
  max-width: 680px;
}

/* --------------------------------------------------------------------------
   12. OUR PROJECTS & COMPLETED WORKS SECTION
   -------------------------------------------------------------------------- */
.projects-toolbar {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.projects-toolbar__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.filter-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-btn {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  color: #475569;
  padding: 0.5rem 1.15rem;
  border-radius: var(--border-radius-sm);
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.filter-btn:hover {
  background-color: #f1f5f9;
  color: #0f172a;
  border-color: #cbd5e1;
}

.filter-btn.active {
  background-color: #0f172a;
  color: #ffffff;
  border-color: #0f172a;
}

.filter-btn__count {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background-color: rgba(15, 23, 42, 0.1);
  padding: 0.1rem 0.4rem;
  border-radius: 999px;
}

.filter-btn.active .filter-btn__count {
  background-color: rgba(255, 255, 255, 0.25);
  color: #ffffff;
}

/* Search input for instant project filtering */
.projects-search {
  position: relative;
  min-width: 260px;
}

.projects-search__input {
  width: 100%;
  padding: 0.55rem 1rem 0.55rem 2.25rem;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  background-color: #ffffff;
  color: #0f172a;
  outline: none;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.projects-search__input:focus {
  border-color: #0f172a;
  box-shadow: 0 0 0 3px rgba(15, 23, 42, 0.1);
}

.projects-search__icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: #94a3b8;
  pointer-events: none;
}

.projects-stats {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: #64748b;
  font-family: var(--font-mono);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 0.75rem;
}

/* Projects Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.project-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.project-card:hover {
  border-color: #0f172a;
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.project-card__image-wrap {
  position: relative;
  height: 240px;
  overflow: hidden;
  background-color: #f1f5f9;
  cursor: pointer;
}

.project-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-card:hover .project-card__img {
  transform: scale(1.08);
}

.project-card__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  opacity: 0;
  transition: opacity var(--transition-fast);
  color: #ffffff;
}

.project-card:hover .project-card__overlay {
  opacity: 1;
}

.project-card__view-label {
  font-family: var(--font-heading);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.btn-lightbox {
  background-color: #ffffff;
  color: #0f172a;
  border: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.btn-lightbox:hover {
  transform: scale(1.1);
}

/* Category Badge (Top Left) */
.project-card__cat-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-border);
  padding: 0.25rem 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  color: #0f172a;
  text-transform: uppercase;
  border-radius: var(--border-radius-sm);
  box-shadow: var(--shadow-sm);
  z-index: 2;
}

/* Photos Counter Badge (Top Right) */
.project-card__photo-count {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background-color: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(6px);
  color: #ffffff;
  padding: 0.25rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  z-index: 2;
}

/* Completion Year Tag (Bottom Right of Image) */
.project-card__year-badge {
  position: absolute;
  bottom: 0.75rem;
  right: 0.75rem;
  background-color: rgba(255, 255, 255, 0.95);
  color: #0f172a;
  padding: 0.2rem 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  border: 1px solid var(--color-border);
  z-index: 2;
}

.project-card__content {
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.project-card__title {
  font-family: var(--font-heading);
  font-size: 1.12rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.35;
  margin-bottom: 0.55rem;
  transition: color var(--transition-fast);
}

.project-card:hover .project-card__title {
  color: #0284c7;
}

.project-card__desc {
  font-size: 0.86rem;
  color: #475569;
  line-height: 1.55;
  margin-bottom: 1.25rem;
}

.project-card__meta-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.4rem;
  padding: 0.85rem;
  background-color: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: var(--border-radius-sm);
  margin-top: auto;
  margin-bottom: 1.25rem;
  font-size: 0.78rem;
}

.project-card__meta-item {
  display: flex;
  align-items: flex-start;
  gap: 0.45rem;
  color: #475569;
}

.project-card__meta-item svg {
  flex-shrink: 0;
  margin-top: 1px;
  color: #0f172a;
}

.project-card__meta-item strong {
  color: #0f172a;
  font-weight: 600;
}

.project-card__action-btn {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.65rem 1rem;
  background-color: #0f172a;
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  border: 1px solid #0f172a;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.project-card__action-btn:hover {
  background-color: #ffffff;
  color: #0f172a;
}

/* Load More Button Container */
.load-more-container {
  display: flex;
  justify-content: center;
  margin-top: 3rem;
}

.btn--load-more {
  padding: 0.75rem 2rem;
  font-size: 0.95rem;
}

/* Empty State / No Results */
.no-projects-found {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  background-color: #ffffff;
  border: 1px dashed var(--color-border);
  border-radius: var(--border-radius-md);
}

.no-projects-found svg {
  color: #94a3b8;
  margin-bottom: 1rem;
}

.no-projects-found h4 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  color: #0f172a;
  margin-bottom: 0.5rem;
}

.no-projects-found p {
  color: #64748b;
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}

/* --------------------------------------------------------------------------
   13. INDUSTRIAL PROCESS PIPELINE
   -------------------------------------------------------------------------- */
.process-pipeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
}

.process-step {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 2rem 1.5rem;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.process-step:hover {
  border-color: #0f172a;
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.process-step__number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1;
  margin-bottom: 1.25rem;
  display: inline-block;
  border-bottom: 2px solid #0f172a;
  padding-bottom: 0.25rem;
  width: max-content;
}

.process-step__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.65rem;
  line-height: 1.3;
}

.process-step__desc {
  font-size: 0.85rem;
  color: #64748b;
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   14. CONTACT US SECTION
   -------------------------------------------------------------------------- */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 2.5rem;
  align-items: flex-start;
}

/* Contact Info Card */
.contact-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 2.25rem;
  margin-bottom: 1.75rem;
  box-shadow: var(--shadow-sm);
}

.contact-card__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: 0.08em;
  margin-bottom: 0.85rem;
}

.contact-card__company,
h3.contact-card__company,
.contact-card__company strong {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800 !important;
  color: #0B1F3A !important;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin-bottom: 0.35rem;
}

.contact-card__tagline {
  font-size: 0.88rem;
  color: #64748b;
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.25rem;
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-detail-item__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--border-radius-sm);
  background-color: #f1f5f9;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0f172a;
  flex-shrink: 0;
}

.contact-detail-item__icon--wa {
  color: #25d366;
  background-color: rgba(37, 211, 102, 0.1);
  border-color: rgba(37, 211, 102, 0.3);
}

.contact-detail-item__text strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: #0f172a;
  margin-bottom: 0.15rem;
}

.contact-detail-item__text p {
  font-size: 0.92rem;
  color: #334155;
  line-height: 1.4;
}

.contact-highlight-link {
  font-weight: 700;
  color: #0f172a;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.contact-highlight-link:hover {
  color: #64748b;
}

.contact-actions-row {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

/* Map Card */
.map-card {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.map-card__header {
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: #0f172a;
  letter-spacing: 0.06em;
  background-color: #f8fafc;
  border-bottom: 1px solid var(--color-border);
}

.map-card__frame-wrap iframe {
  display: block;
}

/* Quote Request Form Container */
.form-container {
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 2.5rem 2.25rem;
  box-shadow: var(--shadow-md);
}

.form-header {
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.form-title {
  font-family: var(--font-heading);
  font-size: 1.55rem;
  font-weight: 700;
  color: #0f172a;
  margin-top: 0.5rem;
  margin-bottom: 0.35rem;
}

.form-subtitle {
  font-size: 0.88rem;
  color: #64748b;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-row--2col {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  position: relative;
}

.form-label {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 600;
  color: #334155;
}

.form-control {
  width: 100%;
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 0.75rem 1rem;
  color: #0f172a;
  font-size: 0.92rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: #0f172a;
  background-color: #ffffff;
  box-shadow: 0 0 0 2px rgba(15, 23, 42, 0.15);
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%230f172a' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-error {
  display: none;
  font-size: 0.75rem;
  color: #dc2626;
  font-family: var(--font-mono);
  margin-top: 2px;
}

.form-group.has-error .form-control {
  border-color: #dc2626;
}

.form-group.has-error .form-error {
  display: block;
}

/* Checkbox */
.form-group--checkbox {
  margin-top: 0.5rem;
}

.checkbox-container {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  cursor: pointer;
  font-size: 0.82rem;
  color: #64748b;
  user-select: none;
}

.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.checkmark {
  width: 18px;
  height: 18px;
  background-color: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: 3px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 1px;
}

.checkbox-container input:checked ~ .checkmark {
  background-color: #0f172a;
  border-color: #0f172a;
}

.checkbox-container input:checked ~ .checkmark::after {
  content: '✓';
  color: #ffffff;
  font-size: 12px;
  font-weight: 900;
}

/* --------------------------------------------------------------------------
   15. FOOTER
   -------------------------------------------------------------------------- */
.footer {
  background-color: #0f172a;
  border-top: 1px solid #1e293b;
  padding: 4.5rem 0 2rem 0;
  font-size: 0.88rem;
  color: #cbd5e1;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr 1.1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer__about-text {
  color: #94a3b8;
  line-height: 1.6;
  margin-top: 1.25rem;
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
}

.footer__about-text strong {
  color: #ffffff;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.footer__badge-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.footer__badge-row .badge--dark {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: #ffffff;
}

.footer__col-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1.25rem;
  letter-spacing: 0.02em;
}

.footer__nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer__nav-list a {
  color: #94a3b8;
  font-size: 0.85rem;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer__nav-list a:hover {
  color: #ffffff;
  padding-left: 4px;
}

.footer__contact-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer__contact-row {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  color: #94a3b8;
  font-size: 0.85rem;
  line-height: 1.4;
}

.footer__contact-row svg {
  flex-shrink: 0;
  color: #ffffff;
  margin-top: 2px;
}

.footer__link-strong {
  color: #ffffff;
  font-weight: 600;
}
.footer__link-strong:hover {
  text-decoration: underline;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid #1e293b;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer__copyright {
  font-size: 0.8rem;
  color: #64748b;
}

.footer__copyright strong {
  color: #f1f5f9;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.back-to-top-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background-color: #1e293b;
  border: 1px solid #334155;
  padding: 0.4rem 0.85rem;
  border-radius: var(--border-radius-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: #ffffff;
  cursor: pointer;
  transition: all var(--transition-fast);
}
.back-to-top-btn:hover {
  background-color: #ffffff;
  color: #0f172a;
}

/* --------------------------------------------------------------------------
   16. Floating Mobile Widgets
   -------------------------------------------------------------------------- */
.floating-widget {
  position: fixed;
  bottom: 1.75rem;
  right: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  z-index: 95;
}

.floating-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
}

.floating-btn:hover {
  transform: scale(1.08);
}

.floating-btn--wa {
  background-color: #25d366;
  color: #ffffff;
}
.floating-btn--wa:hover {
  box-shadow: 0 10px 25px rgba(37, 211, 102, 0.45);
}

.floating-btn--call {
  background-color: #0f172a;
  color: #ffffff;
  border: 2px solid #0f172a;
}
.floating-btn--call:hover {
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.35);
}

.floating-btn__tooltip {
  position: absolute;
  right: 60px;
  background-color: #0f172a;
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.3rem 0.65rem;
  border-radius: var(--border-radius-sm);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transform: translateX(10px);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.floating-btn:hover .floating-btn__tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* --------------------------------------------------------------------------
   17. MODALS (Quote & Lightbox)
   -------------------------------------------------------------------------- */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  pointer-events: none;
}

.modal.active {
  display: flex;
  pointer-events: auto;
}

.modal__overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
}

.modal__dialog {
  position: relative;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  max-width: 580px;
  width: 100%;
  max-height: calc(100vh - 2.5rem);
  z-index: 10;
  padding: 2rem 2.25rem 1.5rem;
  box-shadow: var(--shadow-xl);
  animation: modal-appear 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal__body {
  overflow-y: auto;
  flex: 1 1 auto;
  padding-right: 0.35rem;
  margin-right: -0.35rem;
  -webkit-overflow-scrolling: touch;
}

@keyframes modal-appear {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.modal__title {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 700;
  color: #0f172a;
  margin-top: 0.35rem;
}

.modal__close-btn {
  background: transparent;
  border: none;
  font-size: 2rem;
  color: #64748b;
  cursor: pointer;
  line-height: 1;
  transition: color var(--transition-fast);
}

.modal__close-btn:hover {
  color: #0f172a;
}

.modal__footer {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: #64748b;
}

.modal__quick-call {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 700;
  color: #0f172a;
}

/* Lightbox & Project Detail View Modal */
.modal__lightbox-dialog {
  position: relative;
  max-width: 980px;
  width: 100%;
  max-height: 92vh;
  z-index: 10;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
}

.modal__lightbox-dialog .modal__close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 30;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(6px);
  color: #ffffff;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.modal__lightbox-dialog .modal__close-btn:hover {
  background: #0f172a;
  transform: scale(1.1);
}

/* Photo Carousel Container */
.lightbox-carousel {
  position: relative;
  width: 100%;
  height: 440px;
  background: #0f172a;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.modal__lightbox-img-wrap {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal__lightbox-img-wrap img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: opacity 0.25s ease-in-out;
}

/* Carousel Prev & Next Buttons */
.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 20;
  transition: all var(--transition-fast);
}

.lightbox-nav-btn:hover {
  background: #0f172a;
  transform: translateY(-50%) scale(1.1);
}

.lightbox-nav-btn--prev {
  left: 1rem;
}

.lightbox-nav-btn--next {
  right: 1rem;
}

/* Photo Counter Indicator */
.lightbox-counter {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(15, 23, 42, 0.8);
  backdrop-filter: blur(6px);
  color: #ffffff;
  padding: 0.35rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--border-radius-sm);
  z-index: 20;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

/* Photo Caption Banner */
.lightbox-photo-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.95), transparent);
  color: #ffffff;
  padding: 1.5rem 1.5rem 0.75rem;
  font-size: 0.85rem;
  z-index: 10;
  pointer-events: none;
}

/* Thumbnail Strip */
.lightbox-thumbs {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background-color: #0b1120;
  overflow-x: auto;
  scrollbar-width: thin;
}

.lightbox-thumb {
  width: 64px;
  height: 48px;
  border-radius: 4px;
  overflow: hidden;
  cursor: pointer;
  opacity: 0.5;
  border: 2px solid transparent;
  flex-shrink: 0;
  transition: all var(--transition-fast);
}

.lightbox-thumb.active,
.lightbox-thumb:hover {
  opacity: 1;
  border-color: #38bdf8;
}

.lightbox-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Lightbox Content Details */
.modal__lightbox-details {
  padding: 2rem;
  background-color: #ffffff;
}

.lightbox-header {
  margin-bottom: 1.25rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.lightbox-meta-badges {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.lightbox-title {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.3;
}

.lightbox-desc {
  font-size: 0.92rem;
  color: #475569;
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

/* Detailed Specifications Grid */
.lightbox-specs-section {
  margin-bottom: 1.75rem;
}

.lightbox-specs-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: #0f172a;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.lightbox-specs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

.lightbox-spec-item {
  display: flex;
  flex-direction: column;
  padding: 0.75rem 1rem;
  background-color: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: var(--border-radius-sm);
}

.lightbox-spec-item__label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: #64748b;
  text-transform: uppercase;
  margin-bottom: 0.15rem;
}

.lightbox-spec-item__value {
  font-size: 0.88rem;
  font-weight: 700;
  color: #0f172a;
}

/* Lightbox Action CTAs */
.lightbox-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

/* --------------------------------------------------------------------------
   18b. Admin "Add / Edit Completed Project" Styles & Controls
   -------------------------------------------------------------------------- */
.projects-toolbar__actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn-add-project {
  display: none; /* Hidden by default from visitors; shown only when admin is authenticated */
  position: relative;
  z-index: 5;
  background-color: #0f172a;
  color: #ffffff;
  border: 1px solid #0f172a;
  padding: 0.55rem 1.15rem;
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  align-items: center;
  gap: 0.45rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
  white-space: nowrap;
}

body.admin-authenticated .btn-add-project {
  display: inline-flex;
}

.btn-add-project * {
  pointer-events: none;
}

.btn-add-project:hover {
  background-color: #1e293b;
  border-color: #1e293b;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.modal__dialog--wide {
  max-width: 780px;
}

/* --------------------------------------------------------------------------
   Portfolio Manager Modal (#admin-project-modal):
   Strict Fixed Header / Scrollable Body / Pinned Footer Architecture
   -------------------------------------------------------------------------- */
#admin-project-modal {
  display: none;
  position: fixed !important;
  inset: 0 !important;
  width: 100vw !important;
  height: 100vh !important;
  height: 100dvh !important;
  z-index: 99999 !important;
  align-items: center !important;
  justify-content: center !important;
  padding: 1.25rem !important;
  overflow: hidden !important; /* Overlay backdrop NEVER scrolls */
  box-sizing: border-box !important;
  pointer-events: none;
}

#admin-project-modal.active {
  display: flex !important;
  pointer-events: auto !important;
  visibility: visible !important;
  opacity: 1 !important;
  z-index: 99999 !important;
}

#admin-project-modal .modal__dialog,
#admin-project-modal .modal__dialog--admin-form {
  position: relative !important;
  background-color: #ffffff !important;
  border: 1px solid var(--color-border) !important;
  border-radius: var(--border-radius-md) !important;
  max-width: 780px !important;
  width: 100% !important;
  max-height: 90vh !important;
  max-height: 90dvh !important;
  height: 90vh !important;
  height: 90dvh !important;
  z-index: 10 !important;
  padding: 0 !important;
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.4) !important;
  display: flex !important;
  flex-direction: column !important;
  overflow: hidden !important; /* Prevents modal dialog from exceeding max-height */
  box-sizing: border-box !important;
  margin: 0 !important;
}

#admin-project-modal #admin-project-form,
#admin-project-modal .admin-project-form {
  display: flex !important;
  flex-direction: column !important;
  height: 100% !important;
  max-height: 100% !important;
  min-height: 0 !important;
  flex: 1 1 100% !important;
  overflow: hidden !important;
  margin: 0 !important;
  padding: 0 !important;
  box-sizing: border-box !important;
  width: 100% !important;
}

/* 1. FIXED MODAL HEADER */
#admin-project-modal .modal__header {
  display: flex !important;
  justify-content: space-between !important;
  align-items: flex-start !important;
  flex: 0 0 auto !important;
  flex-shrink: 0 !important;
  padding: 1.25rem 1.75rem 1rem !important;
  margin: 0 !important;
  border-bottom: 1px solid var(--color-border) !important;
  background-color: #ffffff !important;
  z-index: 10 !important;
  box-sizing: border-box !important;
}

/* 2. SCROLLABLE MODAL BODY (THE ONLY SCROLL AREA) */
#admin-project-modal .modal__body,
#admin-project-modal .admin-modal-body {
  display: block !important;
  flex: 1 1 auto !important;
  min-height: 0 !important;
  overflow-y: auto !important;
  overflow-x: hidden !important;
  -webkit-overflow-scrolling: touch !important;
  overscroll-behavior: contain !important;
  padding: 1.25rem 1.75rem 1.5rem !important;
  margin: 0 !important;
  box-sizing: border-box !important;
  scrollbar-width: thin !important;
  scrollbar-color: #94a3b8 #f1f5f9 !important;
}

/* Visible custom scrollbar for modal body */
#admin-project-modal .admin-modal-body::-webkit-scrollbar {
  width: 8px !important;
  display: block !important;
}
#admin-project-modal .admin-modal-body::-webkit-scrollbar-track {
  background: #f1f5f9 !important;
  border-radius: 4px !important;
}
#admin-project-modal .admin-modal-body::-webkit-scrollbar-thumb {
  background: #94a3b8 !important;
  border-radius: 4px !important;
  border: 2px solid #f1f5f9 !important;
}
#admin-project-modal .admin-modal-body::-webkit-scrollbar-thumb:hover {
  background: #64748b !important;
}

/* 3. FIXED MODAL FOOTER (PERMANENTLY PINNED AT BOTTOM) */
#admin-project-modal .modal__footer,
#admin-project-modal .modal__action-row {
  display: flex !important;
  align-items: center !important;
  justify-content: flex-end !important;
  gap: 0.85rem !important;
  flex: 0 0 auto !important;
  flex-shrink: 0 !important;
  margin: 0 !important;
  padding: 1rem 1.75rem !important;
  border-top: 1px solid var(--color-border) !important;
  background-color: #f8fafc !important;
  z-index: 20 !important;
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.04) !important;
  position: relative !important;
  bottom: auto !important;
  box-sizing: border-box !important;
}

.modal__dialog--sm {
  max-width: 480px;
}

.modal__subtitle {
  font-size: 0.85rem;
  color: #64748b;
  margin-top: 0.25rem;
}

.modal__header--danger {
  border-bottom: 2px solid #ef4444;
}

.badge--danger {
  background-color: #fee2e2;
  color: #b91c1c;
  border: 1px solid #fca5a5;
}

.btn--danger {
  background-color: #dc2626;
  color: #ffffff;
  border: 1px solid #dc2626;
  padding: 0.65rem 1.25rem;
  font-family: var(--font-heading);
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn--danger:hover {
  background-color: #b91c1c;
  border-color: #b91c1c;
  box-shadow: var(--shadow-md);
}

/* File Dropzone */
.file-dropzone {
  position: relative;
  border: 2px dashed #cbd5e1;
  border-radius: var(--border-radius-sm);
  background-color: #f8fafc;
  padding: 2rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-top: 0.4rem;
}

.file-dropzone:hover,
.file-dropzone.drag-over {
  border-color: #0f172a;
  background-color: #f1f5f9;
}

.file-dropzone__input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  z-index: 5;
}

.file-dropzone__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: #475569;
  pointer-events: none;
}

.file-dropzone__content svg {
  color: #64748b;
}

.file-dropzone__text {
  font-size: 0.92rem;
  color: #1e293b;
}

.file-dropzone__hint {
  font-size: 0.78rem;
  color: #94a3b8;
}

/* Photo Previews Grid */
.photo-previews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.85rem;
  margin-top: 1rem;
}

.photo-preview-item {
  position: relative;
  height: 105px;
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  border: 1px solid #e2e8f0;
  background-color: #f1f5f9;
  box-shadow: var(--shadow-sm);
}

.photo-preview-item__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.photo-preview-item__remove {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background-color: rgba(15, 23, 42, 0.8);
  color: #ffffff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
  line-height: 1;
}

.photo-preview-item__remove:hover {
  background-color: #ef4444;
  transform: scale(1.1);
}

.photo-preview-item__badge {
  position: absolute;
  bottom: 4px;
  left: 4px;
  background-color: rgba(15, 23, 42, 0.85);
  color: #ffffff;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 2px 6px;
  border-radius: 3px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Admin Mode Status Badge in Toolbar */
.admin-badge-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background-color: #ecfdf5;
  border: 1px solid #6ee7b7;
  color: #065f46;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.35rem 0.65rem;
  border-radius: var(--border-radius-sm);
  font-family: var(--font-mono);
}

.admin-badge-text {
  max-width: 160px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #10b981;
  animation: admin-pulse 2s infinite;
}

@keyframes admin-pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.admin-badge-logout {
  background: transparent;
  border: none;
  font-size: 1.1rem;
  color: #065f46;
  cursor: pointer;
  line-height: 1;
  margin-left: 0.25rem;
  padding: 0;
  transition: color var(--transition-fast);
}

.admin-badge-logout:hover {
  color: #dc2626;
}

/* Upload Progress Box */
.upload-progress-box {
  display: flex;
  align-items: center;
  gap: 1rem;
  background-color: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--border-radius-sm);
  padding: 0.85rem 1rem;
  margin-top: 1rem;
}

.upload-progress-box__spinner {
  width: 28px;
  height: 28px;
  border: 3px solid #bbf7d0;
  border-top-color: #16a34a;
  border-radius: 50%;
  animation: upload-spin 0.8s linear infinite;
  flex-shrink: 0;
}

@keyframes upload-spin {
  to { transform: rotate(360deg); }
}

.upload-progress-box__text {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.upload-progress-box__text strong {
  font-size: 0.88rem;
  color: #166534;
}

.upload-progress-box__text span {
  font-size: 0.78rem;
  color: #15803d;
}

.modal__action-row {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.85rem;
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

#admin-save-btn {
  background-color: #0f172a;
  color: #ffffff;
  border: 1px solid #0f172a;
  padding: 0.75rem 1.65rem;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.25);
  transition: all var(--transition-fast);
}

#admin-save-btn:hover {
  background-color: #1e293b;
  border-color: #1e293b;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.35);
}

#admin-save-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

/* Project Card Admin Actions (Edit & Delete buttons on card footer) */
.project-card__admin-actions {
  display: none; /* Hidden by default from visitors; shown only when admin is authenticated */
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px dashed #e2e8f0;
}

body.admin-authenticated .project-card__admin-actions {
  display: flex;
}

.btn-sync-cloud {
  display: none;
}

body.admin-authenticated .btn-sync-cloud {
  display: inline-flex;
}

.footer__admin-link {
  color: #94a3b8;
  font-size: 0.74rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__admin-link:hover {
  color: #38bdf8;
  text-decoration: underline;
}

.btn-card-edit,
.btn-card-delete {
  padding: 0.35rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  background-color: #f8fafc;
}

.btn-card-edit {
  color: #0f172a;
  border-color: #cbd5e1;
}

.btn-card-edit:hover {
  background-color: #0f172a;
  color: #ffffff;
  border-color: #0f172a;
}

.btn-card-delete {
  color: #b91c1c;
  border-color: #fecaca;
  margin-left: auto;
}

.btn-card-delete:hover {
  background-color: #ef4444;
  color: #ffffff;
  border-color: #ef4444;
}

/* Lightbox Admin Buttons */
.lightbox-admin-btns {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
}

.btn-lightbox-edit,
.btn-lightbox-delete {
  padding: 0.45rem 0.85rem;
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: var(--border-radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-lightbox-edit {
  background-color: #f1f5f9;
  color: #0f172a;
  border: 1px solid #cbd5e1;
}

.btn-lightbox-edit:hover {
  background-color: #0f172a;
  color: #ffffff;
}

.btn-lightbox-delete {
  background-color: #fee2e2;
  color: #b91c1c;
  border: 1px solid #fca5a5;
}

.btn-lightbox-delete:hover {
  background-color: #dc2626;
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   19. Responsive Media Queries (Desktop, Tablet & Mobile Full-Width Viewports)
   -------------------------------------------------------------------------- */

/* Global overflow protection & layout constraints */
html {
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
  position: relative;
}

html.menu-open,
body.menu-open {
  overflow: hidden !important;
  touch-action: none;
}

section[id],
header[id] {
  scroll-margin-top: calc(var(--header-height) + 12px);
}

img, svg, video, iframe {
  max-width: 100%;
}

/* 1. Large Tablet / Small Laptop (<= 1100px) */
@media (max-width: 1100px) {
  .services__grid,
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

/* 2. Tablet Landscape / Portrait (<= 900px) */
@media (max-width: 900px) {
  :root {
    --header-height: 72px;
  }

  .section {
    padding: 4rem 0;
  }

  .section-header {
    margin-bottom: 2.5rem;
  }

  .hero__metrics {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .metric-card:nth-child(2) {
    border-right: none;
  }

  .assurance-strip__inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .about__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .why-us__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .process-pipeline {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .contact__grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .lightbox-carousel {
    height: 340px;
  }

  .nav {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }
}

/* 3. Mobile Devices & Tablet Portrait (<= 768px) */
@media (max-width: 768px) {
  :root {
    --header-height: 64px;
  }

  /* Full-width container fitting without horizontal scroll */
  .container {
    padding-left: 0.85rem;
    padding-right: 0.85rem;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
  }

  .section {
    padding: 2.75rem 0;
  }

  .section-header {
    margin-bottom: 1.75rem;
    text-align: center;
  }

  .section-title {
    font-size: clamp(1.4rem, 5.2vw, 1.95rem);
    line-height: 1.2;
    margin-bottom: 0.6rem;
    word-break: break-word;
  }

  .section-subtitle {
    font-size: 0.85rem;
    line-height: 1.5;
    color: var(--color-text-muted);
  }

  /* Top Announcement Bar */
  .top-bar {
    font-size: 0.74rem;
    padding: 0.25rem 0;
  }

  .top-bar__inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.35rem;
    padding-top: 0.35rem;
    padding-bottom: 0.35rem;
  }

  .top-bar__hours {
    display: none;
  }

  .top-bar__item {
    font-size: 0.72rem;
    justify-content: center;
    text-align: center;
    flex-wrap: wrap;
    word-break: break-word;
    max-width: 100%;
    gap: 0.35rem;
  }

  .top-bar__contact {
    gap: 0.65rem;
    justify-content: center;
    flex-wrap: wrap;
  }

  /* Header & Logo */
  .header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    width: 100%;
    max-width: 100%;
  }

  .logo {
    display: flex;
    align-items: center;
    max-width: calc(100% - 54px);
    min-width: 0;
    flex-shrink: 1;
  }

  .logo__img {
    height: 38px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
  }

  .logo--footer .logo__img {
    height: 44px;
    max-width: 190px;
    padding: 4px 10px;
  }

  .header__phone-btn,
  .header__actions .open-quote-modal {
    display: none;
  }

  .header__actions {
    display: flex;
    align-items: center;
    flex-shrink: 0;
    gap: 0;
  }

  .nav-toggle {
    display: flex;
    margin-left: auto;
  }

  /* Hero Section */
  .hero {
    min-height: auto;
    padding: 2.25rem 0 2.5rem 0;
  }

  .hero__badge-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 0.75rem;
  }

  .hero__badge-group .badge {
    font-size: 0.68rem;
    padding: 0.25rem 0.55rem;
    letter-spacing: 0.04em;
    margin-bottom: 0;
  }

  .hero__company-name,
  h2.hero__company-name,
  .hero__company-name strong {
    font-size: clamp(0.78rem, 3.4vw, 0.95rem);
    line-height: 1.35;
    padding-left: 0.55rem;
    border-left-width: 3px;
    margin-bottom: 0.65rem;
    word-break: break-word;
    display: inline-block;
  }

  .hero__title {
    font-size: clamp(1.45rem, 5.8vw, 2.1rem);
    line-height: 1.18;
    margin-bottom: 0.85rem;
    letter-spacing: -0.02em;
    word-break: break-word;
  }

  .hero__description {
    font-size: 0.88rem;
    line-height: 1.55;
    margin-bottom: 1.5rem;
  }

  .hero__actions {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 0.65rem;
    margin-bottom: 1.75rem;
  }

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
    padding: 0.85rem 1.25rem;
    font-size: 0.92rem;
  }

  .hero__metrics {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.65rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--color-border);
  }

  .metric-card {
    padding: 0.5rem 0.25rem;
    text-align: center;
    background: #ffffff;
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    min-width: 0;
  }

  .metric-card__num {
    font-size: clamp(1.35rem, 5.5vw, 1.85rem);
    line-height: 1.1;
    margin-bottom: 0.15rem;
  }

  .metric-card__label {
    font-size: 0.68rem;
    line-height: 1.25;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
  }

  /* Assurance Strip */
  .assurance-strip {
    padding: 1.25rem 0;
  }

  .assurance-strip__inner {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .assurance-item {
    gap: 0.75rem;
  }

  .assurance-item strong {
    font-size: 0.88rem;
  }

  .assurance-item span {
    font-size: 0.78rem;
  }

  /* About Us */
  .about__headline,
  h3.about__headline,
  .about__headline strong {
    font-size: 1.15rem;
    line-height: 1.35;
  }

  .about__lead {
    font-size: 0.9rem;
    line-height: 1.55;
    margin-bottom: 0.85rem;
  }

  .about__body {
    font-size: 0.85rem;
    line-height: 1.55;
    margin-bottom: 1.25rem;
  }

  .about__pillars {
    grid-template-columns: 1fr;
    gap: 0.65rem;
    margin-bottom: 1.25rem;
  }

  .pillar-card {
    padding: 0.75rem 0.85rem;
    gap: 0.65rem;
  }

  .about__img {
    height: 200px;
    width: 100%;
    object-fit: cover;
  }

  .about__experience-badge {
    position: static;
    margin-top: 0.75rem;
    max-width: 100%;
    width: 100%;
    padding: 0.75rem 1rem;
  }

  .about__specs-box {
    padding: 0.85rem;
    margin-top: 1rem;
  }

  .specs-box__list li {
    font-size: 0.76rem;
    flex-wrap: wrap;
    gap: 0.25rem;
  }

  .about__cta {
    flex-direction: column;
    width: 100%;
    gap: 0.65rem;
    margin-top: 1.25rem;
  }

  .about__cta .btn {
    width: 100%;
    justify-content: center;
  }

  /* Services Grid */
  .services__grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .service-card {
    padding: 1.15rem 1rem;
    min-width: 0;
  }

  .service-card__title {
    font-size: 1.08rem;
  }

  .service-card__desc {
    font-size: 0.84rem;
    line-height: 1.5;
  }

  .service-card__features li {
    font-size: 0.78rem;
  }

  /* Why Choose Us */
  .why-us__grid {
    grid-template-columns: 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
  }

  .feature-card {
    padding: 1.15rem 1rem;
    min-width: 0;
  }

  .feature-card__icon-box {
    width: 44px;
    height: 44px;
    margin-bottom: 0.85rem;
  }

  .feature-card__title {
    font-size: 1.08rem;
  }

  .feature-card__text {
    font-size: 0.85rem;
    line-height: 1.5;
  }

  .qa-banner {
    flex-direction: column;
    align-items: stretch;
    padding: 1.35rem 1rem;
    gap: 1rem;
  }

  .qa-banner__actions {
    width: 100%;
  }

  .qa-banner__actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* Projects & Portfolio */
  .projects-toolbar__top {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    width: 100%;
  }

  .filter-btn {
    font-size: 0.74rem;
    padding: 0.35rem 0.65rem;
    flex: 1 1 auto;
    justify-content: center;
    min-width: max-content;
  }

  .projects-search {
    width: 100%;
    min-width: 0;
  }

  .projects-search__input {
    padding: 0.6rem 0.85rem 0.6rem 2.2rem;
    font-size: 16px;
    width: 100%;
  }

  .projects-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.25rem;
    font-size: 0.76rem;
  }

  .projects-toolbar__actions {
    width: 100%;
  }

  .btn-add-project {
    width: 100%;
    justify-content: center;
    font-size: 0.85rem;
  }

  .projects-grid {
    grid-template-columns: 1fr;
    gap: 1.15rem;
  }

  .project-card {
    min-width: 0;
    width: 100%;
  }

  .project-card__image-wrap {
    height: 190px;
  }

  .project-card__content {
    padding: 1rem 0.85rem;
  }

  .project-card__title {
    font-size: 1rem;
  }

  .project-card__desc {
    font-size: 0.82rem;
    line-height: 1.5;
  }

  .project-card__meta-grid {
    padding: 0.55rem;
    font-size: 0.74rem;
    gap: 0.35rem;
  }

  .project-card__actions {
    flex-direction: column;
    gap: 0.45rem;
    width: 100%;
  }

  .project-card__actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* Process Pipeline */
  .process-pipeline {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .process-step {
    padding: 1.15rem 1rem;
    min-width: 0;
  }

  .process-step__number {
    font-size: 1.65rem;
    margin-bottom: 0.35rem;
  }

  .process-step__title {
    font-size: 1rem;
  }

  .process-step__desc {
    font-size: 0.82rem;
  }

  /* Contact & Quote Form */
  .contact__grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .contact-card {
    padding: 1.25rem 1rem;
    min-width: 0;
    width: 100%;
  }

  .contact-card__company,
  h3.contact-card__company,
  .contact-card__company strong {
    font-size: 1.08rem;
    word-break: break-word;
  }

  .contact-card__tagline {
    font-size: 0.82rem;
    margin-bottom: 1.15rem;
    padding-bottom: 0.75rem;
  }

  .contact-details {
    gap: 0.85rem;
    margin-bottom: 1.25rem;
  }

  .contact-detail-item {
    gap: 0.65rem;
  }

  .contact-detail-item__icon {
    width: 36px;
    height: 36px;
    min-width: 36px;
  }

  .contact-detail-item__text strong {
    font-size: 0.85rem;
  }

  .contact-detail-item__text p {
    font-size: 0.82rem;
    word-break: break-word;
  }

  .contact-actions-row {
    flex-direction: column;
    gap: 0.55rem;
    width: 100%;
  }

  .contact-actions-row .btn {
    width: 100%;
    justify-content: center;
  }

  .form-container {
    padding: 1.25rem 1rem;
    min-width: 0;
    width: 100%;
    box-sizing: border-box;
  }

  .form-header {
    margin-bottom: 1.15rem;
    padding-bottom: 0.75rem;
  }

  .form-title {
    font-size: 1.15rem;
  }

  .form-subtitle {
    font-size: 0.82rem;
  }

  .form-row--2col {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .form-control {
    font-size: 16px;
    padding: 0.65rem 0.85rem;
  }

  .map-card__frame-wrap iframe {
    width: 100%;
    height: 220px;
  }

  /* Modals & Lightbox */
  .modal:not(#admin-project-modal) {
    padding: 0.5rem;
  }

  .modal__dialog:not(.modal__dialog--admin-form) {
    padding: 1.15rem 0.85rem;
    max-height: 90vh;
    overflow-y: auto;
    width: 100%;
  }

  #admin-project-modal {
    padding: 0.5rem !important;
    overflow: hidden !important;
  }

  #admin-project-modal .modal__dialog,
  #admin-project-modal .modal__dialog--admin-form {
    padding: 0 !important;
    max-height: 92vh !important;
    max-height: 92dvh !important;
    height: 92vh !important;
    height: 92dvh !important;
    overflow: hidden !important;
    width: 100% !important;
    max-width: 100% !important;
    border-radius: var(--border-radius-sm) !important;
    margin: 0 !important;
  }

  #admin-project-modal .modal__header {
    padding: 0.85rem 1rem 0.65rem !important;
  }

  #admin-project-modal .admin-modal-body {
    padding: 0.85rem 1rem !important;
  }

  #admin-project-modal .modal__action-row {
    padding: 0.75rem 1rem !important;
    gap: 0.5rem !important;
  }

  #admin-project-modal .modal__action-row .btn {
    padding: 0.65rem 1.15rem !important;
    font-size: 0.88rem !important;
  }

  .modal__title {
    font-size: 1.15rem;
  }

  .modal__lightbox-dialog {
    max-height: 94vh;
    width: 100%;
  }

  .lightbox-carousel {
    height: 200px;
  }

  .lightbox-actions {
    flex-direction: column;
    gap: 0.55rem;
    width: 100%;
  }

  .lightbox-actions .btn {
    width: 100%;
    justify-content: center;
    font-size: 0.88rem;
  }

  .photo-previews-grid {
    grid-template-columns: repeat(auto-fill, minmax(90px, 1fr));
    gap: 0.5rem;
  }

  .photo-preview-item {
    height: 80px;
  }

  /* Footer */
  .footer {
    padding: 2.5rem 0 1.25rem 0;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 1.75rem;
  }

  .footer__about-text {
    font-size: 0.8rem;
    line-height: 1.55;
  }

  .footer__badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
  }

  .footer__badge-row .badge {
    font-size: 0.68rem;
    padding: 0.25rem 0.5rem;
  }

  .footer__col-title {
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
  }

  .footer__nav-list {
    gap: 0.45rem;
  }

  .footer__nav-list a {
    font-size: 0.82rem;
  }

  .footer__contact-list {
    gap: 0.6rem;
  }

  .footer__contact-row {
    font-size: 0.82rem;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
    gap: 0.5rem;
    padding-top: 1rem;
  }

  .footer__copyright {
    font-size: 0.72rem;
    line-height: 1.45;
    text-align: center;
  }

  /* Floating Buttons */
  .floating-widget {
    bottom: 1rem;
    right: 0.85rem;
    gap: 0.5rem;
    z-index: 90;
  }

  .floating-btn {
    width: 44px;
    height: 44px;
  }

  .floating-btn svg {
    width: 20px;
    height: 20px;
  }

  .floating-btn__tooltip {
    display: none !important;
  }
}

/* 4. Compact Mobile Phones (<= 400px: 360px / 375px / 390px) */
@media (max-width: 400px) {
  .container {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }

  .section {
    padding: 2.25rem 0;
  }

  .logo {
    max-width: calc(100% - 50px);
  }

  .logo__img {
    height: 34px;
  }

  .hero {
    padding: 1.75rem 0 2rem 0;
  }

  .hero__title {
    font-size: clamp(1.35rem, 5.5vw, 1.65rem);
  }

  .hero__metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.45rem;
  }

  .metric-card {
    padding: 0.4rem 0.2rem;
  }

  .metric-card__num {
    font-size: 1.35rem;
  }

  .metric-card__label {
    font-size: 0.62rem;
  }

  .filter-btn {
    font-size: 0.7rem;
    padding: 0.3rem 0.5rem;
  }

  .service-card,
  .feature-card,
  .contact-card,
  .form-container,
  .process-step {
    padding: 1rem 0.8rem;
  }
}

/* Desktop Safeguard: ensure mobile toggle & drawer never appear on desktop */
@media (min-width: 901px) {
  .nav-toggle,
  .mobile-drawer {
    display: none !important;
  }
}