/* ═══════════════════════════════════════
   MADOREX — Design System & Styles
   Ultra-minimalist · Premium · Industrial
   Image-rich composition
   ═══════════════════════════════════════ */

/* ── Reset & Base ────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

address {
  font-style: normal;
}

:root {
  /* Palette */
  --bg-primary: #1A1A1A;
  --bg-secondary: #242424;
  --bg-card: #1E1E1E;
  --bg-card-hover: #2A2A2A;
  --text-primary: #FFFFFF;
  --text-secondary: rgba(255, 255, 255, 0.65);
  --text-muted: rgba(255, 255, 255, 0.4);
  --accent-silver: #A8A8A8;
  --accent-gold: #BFAD7F;
  --accent-gold-dim: rgba(191, 173, 127, 0.15);
  --accent-gold-glow: rgba(191, 173, 127, 0.25);
  --border: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.18);

  /* Typography */
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --section-pad: 140px;
  --container: 1200px;

  /* Transitions */
  --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  font-weight: 300;
  overflow-x: hidden;
}

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 40px;
}

/* ── Reveal animation ────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.services-grid .reveal:nth-child(2) { transition-delay: 0.12s; }
.services-grid .reveal:nth-child(3) { transition-delay: 0.24s; }
.services-grid .reveal:nth-child(4) { transition-delay: 0.12s; }
.services-grid .reveal:nth-child(5) { transition-delay: 0.24s; }
.services-grid .reveal:nth-child(6) { transition-delay: 0.36s; }

.portfolio-grid .reveal:nth-child(2) { transition-delay: 0.08s; }
.portfolio-grid .reveal:nth-child(3) { transition-delay: 0.16s; }
.portfolio-grid .reveal:nth-child(4) { transition-delay: 0.24s; }
.portfolio-grid .reveal:nth-child(5) { transition-delay: 0.32s; }
.portfolio-grid .reveal:nth-child(6) { transition-delay: 0.40s; }

/* ═══════════════ BUTTONS ═══════════════ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 36px;
  background: var(--accent-gold);
  color: var(--bg-primary);
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: none;
  border-radius: 0;
  cursor: pointer;
  transition: background 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.btn-primary:hover {
  background: #D4C08E;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(191, 173, 127, 0.2);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 36px;
  background: transparent;
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--border-hover);
  border-radius: 0;
  cursor: pointer;
  transition: border-color 0.3s var(--ease), color 0.3s var(--ease), background 0.3s var(--ease);
}
.btn-outline:hover {
  border-color: var(--accent-gold);
  color: var(--accent-gold);
}

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

/* ═══════════════ HEADER ═══════════════ */
#header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 0 40px;
  transition: background 0.4s var(--ease), padding 0.4s var(--ease), transform 0.4s var(--ease);
}
#header.scrolled {
  background: rgba(26, 26, 26, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
#header.header-hidden {
  transform: translateY(-100%);
}

.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.28em;
  color: var(--text-primary);
  text-transform: uppercase;
  transition: color 0.3s var(--ease), opacity 0.3s var(--ease);
  flex-shrink: 0;
}
.logo:hover {
  color: var(--accent-gold);
  opacity: 0.9;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-link {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  position: relative;
  transition: color 0.3s;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent-gold);
  transition: width 0.4s var(--ease-out);
}
.nav-link:hover, .nav-link.active { color: var(--text-primary); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.header-cta {
  margin-left: 20px;
  padding: 10px 24px;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--text-primary);
  transition: transform 0.3s, opacity 0.3s;
}

/* ═══════════════ HERO ═══════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--bg-primary);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}
.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
}
.hero-grid canvas {
  width: 100%;
  height: 100%;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    180deg,
    rgba(26, 26, 26, 0.4) 0%,
    rgba(26, 26, 26, 0.1) 40%,
    rgba(26, 26, 26, 0.85) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 820px;
  text-align: center;
  padding: 100px 40px 0;
}

.hero-tag {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 28px;
}

.hero-title {
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-silver) 50%, var(--text-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

/* Hero Stats */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  padding: 24px 40px;
  border: 1px solid var(--border);
  background: rgba(26, 26, 26, 0.6);
  backdrop-filter: blur(12px);
}
.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 40px;
}
.hero-stat-number {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--accent-gold);
  letter-spacing: -0.02em;
}
.hero-stat-label {
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: 4px;
}
.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-hover);
}

/* Scroll indicator */
.hero-scroll-indicator {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.hero-scroll-indicator span {
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.scroll-line {
  width: 1px;
  height: 32px;
  background: linear-gradient(180deg, var(--accent-gold), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ═══════════════ SECTIONS ═══════════════ */
.section {
  padding: var(--section-pad) 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 72px;
}

.section-tag {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 20px;
}

.title-accent {
  background: linear-gradient(135deg, var(--accent-gold), #D4C08E);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-desc {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ═══════════════ ABOUT ═══════════════ */
.about {
  background: var(--bg-primary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.about-content .section-tag { text-align: left; }
.about-content .section-title { margin-bottom: 28px; }

.about-desc {
  font-size: 0.95rem;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 40px;
}

.about-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.feature-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  padding: 8px;
  border: 1px solid var(--border);
  color: var(--accent-gold);
  transition: border-color 0.3s, background 0.3s;
}
.about-feature:hover .feature-icon {
  border-color: var(--accent-gold-dim);
  background: var(--accent-gold-dim);
}

.about-feature h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.about-feature p {
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.6;
}

/* About Visual — reference-style composition */
.about-visual {
  position: relative;
}

.about-img-wrapper {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
}
.about-img-wrapper img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.about-img-wrapper:hover img {
  transform: scale(1.03);
}
.about-img-accent {
  position: absolute;
  bottom: -12px;
  right: -12px;
  width: 120px;
  height: 120px;
  border: 2px solid var(--accent-gold);
  opacity: 0.3;
  z-index: -1;
}

.about-vision-card,
.about-mission-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 24px 28px;
  margin-top: 20px;
  transition: border-color 0.3s;
}
.about-vision-card:hover,
.about-mission-card:hover {
  border-color: var(--accent-gold-dim);
}
.about-vision-card h4,
.about-mission-card h4 {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 8px;
}
.about-vision-card p,
.about-mission-card p {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ═══════════════ PROCESS STRIP ═══════════════ */
.process-strip {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
  overflow-x: auto;
}
.process-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  white-space: nowrap;
  min-width: max-content;
}
.process-step {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  padding: 8px 16px;
  border: 1px solid var(--border);
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}
.process-step:hover {
  color: var(--accent-gold);
  border-color: var(--accent-gold-dim);
  background: var(--accent-gold-dim);
}
.process-arrow {
  font-size: 0.9rem;
  color: var(--accent-gold);
  opacity: 0.5;
  padding: 0 8px;
  user-select: none;
}

/* ═══════════════ SERVICES ═══════════════ */
.services {
  background: var(--bg-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.service-card:hover {
  border-color: var(--accent-gold-dim);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.3);
}

/* Service card image — reference-style integrated image */
.service-img {
  position: relative;
  width: 100%;
  height: 220px;
  overflow: hidden;
}
.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.service-card:hover .service-img img {
  transform: scale(1.05);
}
.service-img::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60%;
  background: linear-gradient(180deg, transparent, var(--bg-card));
  pointer-events: none;
}

/* Service card body */
.service-body {
  padding: 32px 32px 28px;
  position: relative;
}

.card-number {
  position: absolute;
  top: -40px;
  right: 24px;
  font-size: 3rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.04);
  line-height: 1;
  z-index: 1;
}

.card-title {
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  margin-bottom: 12px;
}

.card-desc {
  font-size: 0.88rem;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-gold);
  transition: gap 0.3s var(--ease);
}
.service-link:hover {
  gap: 14px;
}

/* ═══════════════ PORTFOLIO ═══════════════ */
.portfolio {
  background: var(--bg-primary);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: border-color 0.4s, transform 0.4s var(--ease);
}
.portfolio-item:hover {
  border-color: var(--accent-gold-dim);
  transform: translateY(-4px);
}

.portfolio-img-wrap {
  position: relative;
  width: 100%;
  height: 280px;
  overflow: hidden;
}
.portfolio-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.portfolio-item:hover .portfolio-img-wrap img {
  transform: scale(1.05);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(26, 26, 26, 0.92) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
  opacity: 0;
  transition: opacity 0.4s var(--ease);
}
.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-cat {
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 8px;
}
.portfolio-title {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 6px;
}
.portfolio-desc {
  font-size: 0.8rem;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ═══════════════ CONTACT ═══════════════ */
.contact {
  background: var(--bg-secondary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}

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

.contact-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: border-color 0.3s, background 0.3s;
}
.contact-card:hover {
  border-color: var(--accent-gold-dim);
  background: var(--bg-card-hover);
}

.contact-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  padding: 10px;
  background: var(--accent-gold-dim);
  color: var(--accent-gold);
}
.contact-icon svg {
  width: 100%;
  height: 100%;
}

.contact-card h4 {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.contact-card p {
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 40px;
}
.contact-form-wrapper h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.form-subtitle {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--text-muted);
  margin-bottom: 32px;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group label {
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.form-group input,
.form-group textarea {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  padding: 14px 18px;
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--text-primary);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
  outline: none;
  border-radius: 0;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-gold);
  background: var(--bg-card-hover);
}
.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-group select {
  background: var(--bg-primary);
  border: 1px solid var(--border);
  padding: 14px 18px;
  font-family: var(--font);
  font-size: 0.9rem;
  font-weight: 300;
  color: var(--text-primary);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
  outline: none;
  border-radius: 0;
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.4)' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}
.form-group select:focus {
  border-color: var(--accent-gold);
  background-color: var(--bg-card-hover);
}
.form-group select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

.btn-submit {
  margin-top: 8px;
}

.form-result {
  margin-top: 16px;
  padding: 0;
  font-size: 0.85rem;
  font-weight: 400;
  line-height: 1.6;
  border-radius: 6px;
  transition: all 0.3s var(--ease);
}
.form-result:empty {
  display: none;
}
.form-result-success {
  display: block;
  padding: 14px 18px;
  background: rgba(191, 173, 127, 0.1);
  border: 1px solid rgba(191, 173, 127, 0.25);
  color: var(--accent-gold);
}
.form-result-error {
  display: block;
  padding: 14px 18px;
  background: rgba(220, 80, 80, 0.1);
  border: 1px solid rgba(220, 80, 80, 0.25);
  color: #e8766a;
}

/* ═══════════════ FOOTER ═══════════════ */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border);
}

.footer-logo-img {
  max-width: 220px;
  height: auto;
  margin-bottom: 20px;
  opacity: 0.75;
  transition: opacity 0.3s var(--ease);
}
.footer-logo-img:hover {
  opacity: 0.9;
}
.footer-brand .footer-logo {
  display: block;
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 0.85rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 280px;
}

.footer-nav h4,
.footer-contact-info h4 {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-nav a {
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--text-muted);
  transition: color 0.3s;
}
.footer-nav a:hover {
  color: var(--accent-gold);
}

.footer-contact-info p {
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 6px;
}

.footer-social-title {
  margin-top: 24px;
}

.footer-social {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-social-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 300;
  color: var(--text-muted);
  transition: color 0.3s;
}
.footer-social-link:hover {
  color: var(--accent-gold);
}
.footer-social-link svg {
  flex-shrink: 0;
  opacity: 0.7;
  transition: opacity 0.3s;
}
.footer-social-link:hover svg {
  opacity: 1;
}

.footer-bottom {
  padding: 24px 0;
  text-align: center;
}
.footer-bottom p {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 300;
}

/* ═══════════════ BACK TO TOP ═══════════════ */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, background 0.3s, border-color 0.3s, transform 0.3s;
  z-index: 999;
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}
.back-to-top:hover {
  background: var(--bg-card-hover);
  border-color: var(--accent-gold-dim);
  color: var(--accent-gold);
  transform: translateY(-2px);
}
.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* ═══════════════ RESPONSIVE ═══════════════ */
@media (max-width: 1024px) {
  :root { --section-pad: 100px; }

  .about-grid { grid-template-columns: 1fr; gap: 60px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .service-img { height: 240px; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .process-flow { justify-content: flex-start; padding: 0 20px; }
}

@media (max-width: 768px) {
  :root { --section-pad: 80px; }

  #header { padding: 0 20px; }
  .header-inner { height: 64px; }
  .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .logo { font-size: 1.1rem; letter-spacing: 0.22em; }

  .nav-links {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(26, 26, 26, 0.97);
    backdrop-filter: blur(24px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s var(--ease);
  }
  .nav-links.open {
    opacity: 1;
    pointer-events: auto;
  }
  .nav-link {
    font-size: 1.1rem;
    letter-spacing: 0.2em;
  }

  .container { padding: 0 24px; }
  .hero-content { padding: 80px 24px 0; }
  .hero-title { font-size: clamp(1.8rem, 6vw, 2.6rem); }
  .hero-sub { font-size: 0.92rem; }

  .hero-stats {
    flex-direction: column;
    gap: 20px;
    padding: 24px;
  }
  .hero-stat { padding: 0; }
  .hero-stat-divider {
    width: 60px;
    height: 1px;
  }

  .process-strip { padding: 20px 0; }
  .process-step { font-size: 0.6rem; padding: 6px 10px; }
  .process-arrow { font-size: 0.75rem; padding: 0 4px; }

  .services-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .portfolio-img-wrap { height: 240px; }
  .portfolio-overlay { opacity: 1; }

  .service-card { }
  .service-img { height: 200px; }
  .service-body { padding: 24px; }

  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrapper { padding: 28px; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-logo-img { max-width: 180px; }
}

@media (max-width: 480px) {
  .hero-tag { font-size: 0.65rem; }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn-primary, .btn-outline {
    padding: 14px 28px;
    font-size: 0.78rem;
    width: 100%;
    justify-content: center;
  }

  .service-img { height: 180px; }
  .portfolio-img-wrap { height: 200px; }
}