/* =============================================
   DENT SMILE — styles.css
   Theme: Ice Blue Medical (#4FC3F7 / #0288D1)
   Fonts: Playfair Display (headings) + Lato (body)
   ============================================= */

/* === CSS VARIABLES === */
:root {
  --bg:       #020810;
  --primary:  #4FC3F7;   /* ice blue */
  --accent2:  #0288D1;   /* deep blue */
  --white:    #ffffff;
  --text:     #e8f4fd;
  --muted:    #90caf9;

  --card-bg:     rgba(2, 8, 16, 0.60);
  --card-border: rgba(79, 195, 247, 0.3);

  --font-h: 'Playfair Display', Georgia, serif;
  --font-t: 'Lato', Arial, sans-serif;

  /* 8-direction black text-shadow for text over video */
  --ts: 
    1px  1px 0 rgba(0,0,0,1),
   -1px -1px 0 rgba(0,0,0,1),
    1px -1px 0 rgba(0,0,0,1),
   -1px  1px 0 rgba(0,0,0,1),
    2px  2px 0 rgba(0,0,0,0.8),
   -2px -2px 0 rgba(0,0,0,0.8),
    0 0 8px rgba(0,0,0,0.9),
    0 0 20px rgba(0,0,0,0.7);
}

/* === RESET & BASE === */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-snap-type: y proximity;
  font-size: 16px;
}

body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-t);
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

/* === CANVAS (fixed cinematic background) === */
#gl-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* === GRAIN OVERLAY === */
.grain-overlay {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.25;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
}

/* === LOADER === */
#loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  transition: opacity 0.8s ease;
}

.loader-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}

.loader-logo {
  font-family: var(--font-h);
  font-size: clamp(2rem, 8vw, 4rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  display: flex;
  gap: 16px;
}

.loader-logo-img {
  height: 64px;
  width: auto;
  margin-bottom: 8px;
}

.loader-brand { color: var(--white); }
.loader-accent { color: var(--primary); }

.loader-bar-wrap {
  width: 280px;
  height: 3px;
  background: rgba(79, 195, 247, 0.15);
  border-radius: 2px;
  overflow: hidden;
}

#progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent2), var(--primary));
  border-radius: 2px;
  transition: width 0.3s ease;
}

.loader-hint {
  font-family: var(--font-t);
  font-size: 0.85rem;
  color: var(--muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.loader-pct {
  font-family: var(--font-t);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.1em;
  margin-top: -8px;
}

/* === NAVBAR === */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 500;
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 0 48px;
  height: 68px;
  background: rgba(2, 8, 16, 0.96);
  border-bottom: 1px solid rgba(79, 195, 247, 0.25);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.nav-logo-img {
  height: 34px;
  width: auto;
  mix-blend-mode: screen;
}

.nav-brand {
  font-family: var(--font-h);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.08em;
}

.nav-accent {
  color: var(--primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}

.nav-link {
  font-family: var(--font-t);
  font-size: 0.88rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.9);
  letter-spacing: 0.06em;
  padding: 6px 14px;
  border-radius: 3px;
  transition: color 0.2s, background 0.2s;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background: rgba(79, 195, 247, 0.08);
}

.nav-cta {
  flex-shrink: 0;
  font-family: var(--font-t);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--white);
  background: rgba(79, 195, 247, 0.15);
  border: 1px solid rgba(79, 195, 247, 0.6);
  padding: 8px 20px;
  border-radius: 3px;
  transition: background 0.2s, border-color 0.2s;
}

.nav-cta:hover {
  background: rgba(79, 195, 247, 0.28);
  border-color: var(--primary);
}

/* Burger button */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
}

.burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* === MOBILE DRAWER === */
.nav-drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(320px, 85vw);
  height: 100dvh;
  z-index: 600;
  background: rgba(2, 8, 16, 0.98);
  border-left: 1px solid rgba(79, 195, 247, 0.2);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  padding: 80px 32px 40px;
  gap: 8px;
  transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-drawer.open {
  right: 0;
}

.drawer-close {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 1.4rem;
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: color 0.2s, background 0.2s;
}

.drawer-close:hover { color: var(--primary); background: rgba(79, 195, 247, 0.1); }

.drawer-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.drawer-link {
  font-family: var(--font-h);
  font-size: 1.35rem;
  font-weight: 500;
  color: #ffffff;
  padding: 12px 0;
  border-bottom: 1px solid rgba(79, 195, 247, 0.1);
  transition: color 0.2s, padding-left 0.2s;
  letter-spacing: 0.04em;
}

.drawer-link:hover { color: var(--primary); padding-left: 8px; }

.drawer-cta {
  display: block;
  text-align: center;
  font-family: var(--font-t);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--white);
  background: rgba(2, 136, 209, 0.3);
  border: 1px solid rgba(79, 195, 247, 0.6);
  padding: 14px 24px;
  border-radius: 4px;
  margin-top: 16px;
  transition: background 0.2s;
}

.drawer-cta:hover { background: rgba(79, 195, 247, 0.25); }

/* Drawer backdrop */
.drawer-backdrop {
  position: fixed;
  inset: 0;
  z-index: 550;
  background: rgba(0, 0, 0, 0.6);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s;
}

.drawer-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

/* === UI LAYER & STAGE === */
#ui-layer {
  position: relative;
  z-index: 10;
}

.stage {
  /* no special styles needed; sections control layout */
}

/* === SECTIONS (.page) === */
.page {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  scroll-snap-align: start;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.7s ease, visibility 0s 0.7s;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 68px; /* navbar height */
}

.page.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition: opacity 0.7s ease;
}

/* === REVEAL ANIMATION === */
.reveal-3d {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.page.is-active .reveal-3d               { opacity: 1; transform: translateY(0); }
.page.is-active .reveal-3d:nth-child(2)  { transition-delay: 0.1s; }
.page.is-active .reveal-3d:nth-child(3)  { transition-delay: 0.2s; }
.page.is-active .reveal-3d:nth-child(4)  { transition-delay: 0.3s; }
.page.is-active .reveal-3d:nth-child(5)  { transition-delay: 0.4s; }
.page.is-active .reveal-3d:nth-child(6)  { transition-delay: 0.5s; }

/* === ACCENT GRADIENT TEXT === */
.accent-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, #81d4fa 50%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  /* MANDATORY: no text-shadow on gradient-clip text */
  text-shadow: none;
  filter: none;
}

/* === BUTTONS === */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-t);
  font-size: clamp(0.85rem, 1.5vw, 0.95rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--white);
  background: rgba(0, 0, 0, 0.5);
  border: 2px solid rgba(255, 255, 255, 0.85);
  padding: 14px 32px;
  border-radius: 3px;
  text-shadow: var(--ts);
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s, transform 0.2s;
  text-transform: uppercase;
}

.btn-primary:hover {
  background: rgba(79, 195, 247, 0.2);
  border-color: var(--primary);
  transform: translateY(-2px);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-t);
  font-size: clamp(0.85rem, 1.5vw, 0.95rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--white);
  background: rgba(0, 0, 0, 0.3);
  border: 2px solid rgba(255, 255, 255, 0.5);
  padding: 14px 32px;
  border-radius: 3px;
  text-shadow: var(--ts);
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s, transform 0.2s;
  text-transform: uppercase;
}

.btn-outline:hover {
  background: rgba(0, 0, 0, 0.5);
  border-color: rgba(255, 255, 255, 0.85);
  transform: translateY(-2px);
}

/* === SECTION COMMON === */
.section-content {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 60px 48px;
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.section-header {
  text-align: center;
}

.section-eyebrow {
  display: block;
  font-family: var(--font-t);
  font-size: clamp(0.7rem, 1.2vw, 0.8rem);
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
  text-shadow: var(--ts);
}

.section-title {
  font-family: var(--font-h);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.15;
  letter-spacing: 0.05em;
  text-shadow: var(--ts);
  margin-bottom: 12px;
}

.section-subtitle {
  font-family: var(--font-t);
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  font-weight: 300;
  color: var(--text);
  text-shadow: var(--ts);
}

/* === HERO === */
#hero {
  justify-content: center;
  align-items: flex-start;
  padding-left: 8vw;
}

.hero-content {
  max-width: 680px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-t);
  font-size: clamp(0.65rem, 1.1vw, 0.75rem);
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--primary);
  text-shadow: var(--ts);
}

.hero-title {
  font-family: var(--font-h);
  font-size: clamp(3.5rem, 9vw, 7.5rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.0;
  letter-spacing: 0.04em;
  text-shadow: var(--ts);
}

.hero-subtitle {
  font-family: var(--font-h);
  font-size: clamp(1.1rem, 2.5vw, 1.6rem);
  font-weight: 400;
  font-style: italic;
  color: var(--text);
  text-shadow: var(--ts);
}

.hero-desc {
  font-family: var(--font-t);
  font-size: clamp(0.95rem, 1.8vw, 1.1rem);
  font-weight: 300;
  color: var(--text);
  line-height: 1.7;
  text-shadow: var(--ts);
}

.hero-btns {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 8px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.stat-num {
  font-family: var(--font-h);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--primary);
  text-shadow: var(--ts);
}

.stat-label {
  font-family: var(--font-t);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-shadow: var(--ts);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(79, 195, 247, 0.3);
}

.hero-scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 8vw;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: var(--font-t);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  text-shadow: var(--ts);
}

.scroll-arrow {
  font-size: 1.1rem;
  animation: bounce 2s ease-in-out infinite;
  color: var(--primary);
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(6px); }
}

/* === SERVICES CARDS === */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
  cursor: default;
}

.service-card:hover {
  border-color: rgba(79, 195, 247, 0.9);
  box-shadow: 0 0 20px rgba(79, 195, 247, 0.15);
  transform: translateY(-4px);
}

.card-icon {
  font-size: 2.2rem;
  line-height: 1;
}

.card-title {
  font-family: var(--font-h);
  font-size: clamp(1.1rem, 1.8vw, 1.3rem);
  font-weight: 600;
  color: var(--white);
  text-shadow: var(--ts);
}

.card-desc {
  font-family: var(--font-t);
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--text);
  line-height: 1.65;
  text-shadow: var(--ts);
  flex: 1;
}

.card-tag {
  display: inline-block;
  font-family: var(--font-t);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary);
  background: rgba(79, 195, 247, 0.1);
  border: 1px solid rgba(79, 195, 247, 0.25);
  padding: 4px 12px;
  border-radius: 2px;
  letter-spacing: 0.05em;
  align-self: flex-start;
  text-shadow: none;
}

/* === PORTFOLIO GRID === */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.portfolio-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}

.portfolio-card:hover {
  border-color: rgba(79, 195, 247, 0.9);
  box-shadow: 0 0 20px rgba(79, 195, 247, 0.15);
  transform: translateY(-3px);
}

.portfolio-visual {
  position: relative;
  height: 160px;
  background: linear-gradient(135deg, rgba(2, 136, 209, 0.2) 0%, rgba(79, 195, 247, 0.08) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid rgba(79, 195, 247, 0.15);
}

.portfolio-icon {
  font-size: 3.5rem;
  opacity: 0.85;
}

.portfolio-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  font-family: var(--font-t);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--primary);
  padding: 4px 10px;
  border-radius: 2px;
  text-shadow: none;
}

.portfolio-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.portfolio-title {
  font-family: var(--font-h);
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  font-weight: 600;
  color: var(--white);
  text-shadow: var(--ts);
}

.portfolio-desc {
  font-family: var(--font-t);
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--text);
  line-height: 1.6;
  text-shadow: var(--ts);
  flex: 1;
}

.portfolio-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.meta-tag {
  font-family: var(--font-t);
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--muted);
  background: rgba(79, 195, 247, 0.08);
  border: 1px solid rgba(79, 195, 247, 0.2);
  padding: 3px 10px;
  border-radius: 2px;
  text-shadow: none;
}

/* === PROCESS STEPS === */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.process-step {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 28px 24px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  margin: 0 8px;
  gap: 12px;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.process-step:hover {
  border-color: rgba(79, 195, 247, 0.9);
  box-shadow: 0 0 20px rgba(79, 195, 247, 0.15);
}

.step-number {
  font-family: var(--font-h);
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
  text-shadow: var(--ts);
  letter-spacing: -0.02em;
}

.step-icon {
  font-size: 1.8rem;
  line-height: 1;
  margin-top: -8px;
}

.step-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.step-title {
  font-family: var(--font-h);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  font-weight: 600;
  color: var(--white);
  text-shadow: var(--ts);
}

.step-desc {
  font-family: var(--font-t);
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--text);
  line-height: 1.65;
  text-shadow: var(--ts);
}

/* connector (decorative, hidden on mobile) */
.step-connector {
  display: none;
}

/* === ABOUT === */
.about-layout {
  flex-direction: row;
  align-items: center;
  gap: 80px;
}

.about-left {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.about-subtitle {
  font-family: var(--font-h);
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  font-weight: 400;
  font-style: italic;
  color: var(--primary);
  text-shadow: var(--ts);
}

.about-desc {
  font-family: var(--font-t);
  font-size: clamp(0.9rem, 1.6vw, 1rem);
  font-weight: 300;
  color: var(--text);
  line-height: 1.8;
  text-shadow: var(--ts);
}

.about-cert {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: rgba(2, 136, 209, 0.08);
  border: 1px solid rgba(79, 195, 247, 0.2);
  border-radius: 4px;
}

.cert-badge {
  font-family: var(--font-t);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--bg);
  background: var(--primary);
  padding: 6px 12px;
  border-radius: 3px;
  white-space: nowrap;
  text-shadow: none;
}

.cert-label {
  font-family: var(--font-t);
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--muted);
  text-shadow: var(--ts);
}

.about-right {
  flex: 1;
}

.facts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.fact-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 28px 24px;
  text-align: center;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.fact-card:hover {
  border-color: rgba(79, 195, 247, 0.9);
  box-shadow: 0 0 20px rgba(79, 195, 247, 0.15);
}

.fact-num {
  font-family: var(--font-h);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
  text-shadow: var(--ts);
}

.fact-unit {
  font-family: var(--font-t);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 4px;
  text-shadow: var(--ts);
}

.fact-label {
  font-family: var(--font-t);
  font-size: 0.78rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.9);
  margin-top: 4px;
  text-shadow: var(--ts);
}

/* === CONTACT === */
.contact-layout {
  gap: 36px;
}

.contact-body {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 48px;
  align-items: flex-start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 18px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  backdrop-filter: blur(10px);
  transition: border-color 0.25s;
}

.contact-item:hover {
  border-color: rgba(79, 195, 247, 0.6);
}

.contact-icon {
  font-size: 1.4rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-label {
  font-family: var(--font-t);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  text-shadow: var(--ts);
}

.contact-value {
  font-family: var(--font-t);
  font-size: clamp(0.9rem, 1.5vw, 1rem);
  font-weight: 400;
  color: var(--white);
  text-shadow: var(--ts);
  transition: color 0.2s;
}

a.contact-value:hover { color: var(--primary); }

/* === CONTACT FORM === */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 32px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 4px;
  backdrop-filter: blur(10px);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-label {
  font-family: var(--font-t);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  text-shadow: var(--ts);
}

.form-input {
  font-family: var(--font-t);
  font-size: 0.9rem;
  color: var(--white);
  background: rgba(79, 195, 247, 0.05);
  border: 1px solid rgba(79, 195, 247, 0.2);
  border-radius: 3px;
  padding: 12px 16px;
  outline: none;
  transition: border-color 0.2s, background 0.2s;
  width: 100%;
  -webkit-appearance: none;
}

.form-input:focus {
  border-color: rgba(79, 195, 247, 0.7);
  background: rgba(79, 195, 247, 0.08);
}

.form-input::placeholder { color: rgba(255, 255, 255, 0.3); }

.form-input option {
  background: #020810;
  color: var(--white);
}

.form-textarea {
  min-height: 90px;
  resize: vertical;
}

.btn-form {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-family: var(--font-t);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
  background: rgba(0, 0, 0, 0.5);
  border: 2px solid rgba(255, 255, 255, 0.8);
  padding: 14px 24px;
  border-radius: 3px;
  cursor: pointer;
  text-shadow: var(--ts);
  transition: background 0.25s, border-color 0.25s;
  width: 100%;
}

.btn-form:hover {
  background: rgba(79, 195, 247, 0.2);
  border-color: var(--primary);
}

.btn-arrow {
  font-size: 1.1rem;
  transition: transform 0.2s;
}

.btn-form:hover .btn-arrow { transform: translateX(4px); }

.form-note {
  font-family: var(--font-t);
  font-size: 0.72rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.9);
  text-align: center;
  text-shadow: none;
}

/* === FOOTER === */
.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding-top: 24px;
  border-top: 1px solid rgba(79, 195, 247, 0.1);
}

.footer-copy,
.footer-license {
  font-family: var(--font-t);
  font-size: 0.78rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.9);
  text-shadow: none;
  text-align: center;
}

/* === TOAST NOTIFICATION === */
.toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 9000;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(2, 8, 16, 0.95);
  border: 1px solid rgba(79, 195, 247, 0.5);
  border-radius: 6px;
  padding: 16px 24px;
  backdrop-filter: blur(16px);
  transform: translateY(120%);
  opacity: 0;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.4s;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
  pointer-events: none;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast-icon { font-size: 1.2rem; }

.toast-msg {
  font-family: var(--font-t);
  font-size: 0.9rem;
  color: var(--white);
}

/* ==========================================================
   RESPONSIVE — MOBILE
   ========================================================== */

@media (max-width: 1024px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-layout {
    flex-direction: column;
    gap: 40px;
  }

  .about-left,
  .about-right { flex: none; width: 100%; }
}

@media (max-width: 768px) {
  /* Navbar */
  .navbar {
    padding: 0 20px;
    height: 60px;
  }

  .nav-links { display: none; }
  .nav-cta   { display: none; }
  .burger    { display: flex; }

  /* Sections */
  .page { padding-top: 60px; }

  #hero {
    padding-left: 20px;
    padding-right: 20px;
    align-items: flex-start;
  }

  .section-content {
    padding: 40px 20px;
    gap: 32px;
  }

  /* Hero */
  .hero-btns {
    flex-direction: column;
    gap: 12px;
  }

  .btn-primary,
  .btn-outline {
    width: 100%;
    justify-content: center;
  }

  .hero-stats {
    gap: 16px;
  }

  .hero-scroll-hint {
    left: 20px;
    bottom: 24px;
  }

  /* Service cards */
  .cards-grid {
    grid-template-columns: 1fr;
  }

  /* Portfolio */
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  /* Process */
  .process-steps {
    grid-template-columns: 1fr;
  }

  .process-step {
    margin: 0 0 12px;
  }

  /* About */
  .about-layout {
    flex-direction: column;
    gap: 32px;
  }

  .facts-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  /* Contact */
  .contact-body {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  /* Toast */
  .toast {
    bottom: 16px;
    right: 16px;
    left: 16px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: clamp(2.8rem, 14vw, 4.5rem);
  }

  .section-title {
    font-size: clamp(1.6rem, 8vw, 2.4rem);
  }

  .facts-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-form {
    padding: 20px;
  }
}

/* Site Loading Bar */
$10;visibility:hidden;transition:opacity .6s,visibility .6s;transition:opacity .6s}#siteLoadingBar.done{opacity:0;pointer-events:none}.slb-track{width:120px;height:4px;background:rgba(255,255,255,.15);border-radius:4px;overflow:hidden}.slb-fill{height:100%;width:0%;background:var(--gold, var(--accent, #c9a84c));border-radius:4px;transition:width .3s}.slb-text{white-space:nowrap}