/* ============================================================
   山海臻选 — Cinematic Immersive Design System
   Full-bleed imagery, parallax layers, magazine-style layouts
   ============================================================ */

:root {
  --black: #000000;
  --near-black: #090909;
  --dark-surface: #111111;
  --blue: #0099ff;
  --blue-glow: rgba(0, 153, 255, 0.15);
  --blue-glow-strong: rgba(0, 153, 255, 0.3);
  --blue-soft: rgba(0, 153, 255, 0.08);
  --white: #ffffff;
  --silver: #a6a6a6;
  --ghost: rgba(255, 255, 255, 0.6);
  --frost: rgba(255, 255, 255, 0.1);
  --frost-hover: rgba(255, 255, 255, 0.15);
  --gradient-blue: linear-gradient(135deg, #0099ff 0%, #0066cc 100%);

  --font-display: 'Outfit', 'Inter', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --dur: 0.3s;
  --dur-slow: 0.6s;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
::selection { background: var(--blue); color: #fff; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }
.section { padding: 120px 0; }
.section-featured {
  background: var(--near-black);
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

/* ===== Typography ===== */
.label {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-soft);
  border: 1px solid var(--blue-glow);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.heading-xl {
  font-family: var(--font-display);
  font-size: clamp(40px, 7vw, 72px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 24px;
}
.heading-lg {
  font-family: var(--font-display);
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 20px;
}
.body-lg {
  font-size: 17px;
  font-weight: 400;
  line-height: 1.6;
  color: rgba(255,255,255,0.75);
  margin-bottom: 12px;
}
.body-md {
  font-size: 15px;
  font-weight: 400;
  line-height: 1.6;
  color: rgba(255,255,255,0.6);
}
.body-md.muted { max-width: 480px; }

/* ===== Navbar ===== */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all var(--dur) var(--ease);
}
#navbar.scrolled {
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--white);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  font-size: 14px;
  font-weight: 400;
  color: var(--silver);
  padding: 8px 16px;
  border-radius: 100px;
  transition: all var(--dur) var(--ease);
}
.nav-links a:hover { color: var(--white); background: var(--frost); }
.nav-cta {
  background: var(--white) !important;
  color: var(--black) !important;
  font-weight: 600 !important;
}
.nav-cta:hover { opacity: 0.9; background: var(--white) !important; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  width: 22px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--dur);
}

/* ===== Buttons ===== */
.btn-solid {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--black);
  background: var(--white);
  border: none;
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--dur) var(--ease);
}
.btn-solid:hover {
  background: var(--blue);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,153,255,0.4);
}
.btn-frosted {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  background: var(--frost);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 100px;
  cursor: pointer;
  backdrop-filter: blur(8px);
  transition: all var(--dur) var(--ease);
}
.btn-frosted:hover {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.3);
  transform: translateY(-2px);
}
.btn-full { width: 100%; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  transition: transform 0.1s linear;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.2) 40%, rgba(0,0,0,0.6) 80%, rgba(0,0,0,0.95) 100%),
    radial-gradient(ellipse 50% 50% at 50% 50%, rgba(0,153,255,0.08) 0%, transparent 70%);
}
.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 0 32px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--blue);
  background: rgba(0,153,255,0.1);
  border: 1px solid var(--blue-glow);
  padding: 8px 18px;
  border-radius: 100px;
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease both;
  backdrop-filter: blur(12px);
}
.badge-dot {
  width: 6px; height: 6px;
  background: var(--blue);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
  box-shadow: 0 0 8px var(--blue);
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(52px, 10vw, 120px);
  font-weight: 800;
  line-height: 1.0;
  letter-spacing: -0.04em;
  color: var(--white);
  margin-bottom: 24px;
  animation: fadeInUp 0.8s 0.1s ease both;
}
.hero-accent {
  background: linear-gradient(135deg, var(--blue) 0%, #00ccff 50%, #66ddff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 20px;
  font-weight: 300;
  color: rgba(255,255,255,0.7);
  margin-bottom: 56px;
  animation: fadeInUp 0.8s 0.2s ease both;
  letter-spacing: 0.02em;
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 56px;
  animation: fadeInUp 0.8s 0.3s ease both;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 40px;
}
.stat-value {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--white);
}
.stat-value .counter { display: inline; }
.stat-label {
  font-size: 13px;
  color: var(--silver);
  margin-top: 8px;
}
.stat-sep {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.15);
}
.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  animation: fadeInUp 0.8s 0.4s ease both;
}
.hero-scroll {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}
.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(180deg, var(--silver) 0%, transparent 100%);
  animation: scrollPulse 2s ease infinite;
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-img-wrap {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  aspect-ratio: 4/3;
}
.about-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease);
}
.about-img-wrap:hover .about-img {
  transform: scale(1.05);
}
.about-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0,0,0,0.5) 100%);
}
.about-img-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(16px);
  border: 1px solid var(--blue-glow);
  border-radius: 12px;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.img-badge-num {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--blue);
  line-height: 1;
}
.img-badge-text {
  font-size: 12px;
  color: var(--silver);
  letter-spacing: 0.05em;
}
.about-text .heading-lg { margin-bottom: 28px; }
.about-info {
  background: var(--near-black);
  border: 1px solid var(--blue-glow);
  border-radius: 16px;
  padding: 8px 0;
  margin-top: 32px;
}
.info-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 16px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}
.info-row:last-child { border-bottom: none; }
.info-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--silver);
  flex-shrink: 0;
}
.info-value {
  font-size: 14px;
  color: var(--white);
  text-align: right;
  line-height: 1.5;
}

/* ===== Mission ===== */
.mission {
  position: relative;
  padding: 160px 0;
  text-align: center;
  overflow: hidden;
}
.mission-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.mission-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(2px);
  transform: scale(1.05);
}
.mission-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.6) 40%, rgba(0,0,0,0.7) 70%, rgba(0,0,0,0.9) 100%),
    radial-gradient(circle at 50% 50%, rgba(0,153,255,0.1) 0%, transparent 60%);
}
.mission-glow {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(0,153,255,0.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
}
.mission .container { position: relative; z-index: 2; }
.mission .heading-xl {
  margin-bottom: 24px;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}
.mission .body-lg {
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Section Head ===== */
.section-head {
  margin-bottom: 64px;
}
.section-head .heading-lg { margin-bottom: 12px; }

/* ===== Business Cards ===== */
.biz-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.biz-card {
  position: relative;
  background: var(--near-black);
  border: 1px solid var(--blue-glow);
  border-radius: 20px;
  overflow: hidden;
  transition: all var(--dur-slow) var(--ease);
}
.biz-card:hover {
  border-color: var(--blue-glow-strong);
  transform: translateY(-8px);
  box-shadow: 0 24px 64px rgba(0,0,0,0.5), 0 0 0 1px var(--blue-glow-strong);
}
.biz-card.biz-featured {
  border-color: var(--blue-glow-strong);
}
.biz-card.biz-featured .biz-img-overlay {
  background: linear-gradient(180deg, rgba(0,153,255,0.1) 0%, rgba(0,0,0,0.6) 60%, rgba(9,9,9,0.98) 100%);
}
.biz-img-wrap {
  position: relative;
  aspect-ratio: 16/11;
  overflow: hidden;
}
.biz-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease);
}
.biz-card:hover .biz-img {
  transform: scale(1.08);
}
.biz-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.5) 60%, rgba(9,9,9,0.95) 100%);
}
.biz-num {
  position: absolute;
  top: 16px;
  left: 20px;
  font-family: var(--font-display);
  font-size: 56px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: rgba(255,255,255,0.08);
  line-height: 1;
  z-index: 1;
}
.biz-body {
  padding: 28px;
}
.biz-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--white);
  margin-bottom: 12px;
}
.biz-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--silver);
  margin-bottom: 24px;
}
.biz-metrics {
  display: flex;
  gap: 24px;
  margin-bottom: 24px;
}
.metric { display: flex; flex-direction: column; }
.metric-val {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--blue);
  line-height: 1;
}
.metric-label {
  font-size: 12px;
  color: var(--silver);
  margin-top: 6px;
}
.biz-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 24px;
}
.biz-tags span {
  font-size: 12px;
  font-weight: 500;
  color: var(--silver);
  background: var(--frost);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 5px 12px;
  border-radius: 100px;
}
.biz-case-box {
  background: rgba(0,153,255,0.06);
  border: 1px solid var(--blue-glow);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.case-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
}
.case-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--white);
}
.case-desc {
  font-size: 13px;
  color: var(--silver);
}

/* ===== Works ===== */
.works-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  grid-template-rows: auto auto;
  gap: 24px;
}
.work-card {
  background: var(--dark-surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 20px;
  overflow: hidden;
  transition: all var(--dur-slow) var(--ease);
}
.work-card:hover {
  border-color: var(--blue-glow);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.work-main { grid-row: 1 / 3; }
.work-thumb {
  position: relative;
  overflow: hidden;
}
.work-main .work-thumb { aspect-ratio: auto; height: 380px; }
.work-card:not(.work-main) .work-thumb { aspect-ratio: 16/10; }
.work-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease);
}
.work-card:hover .work-img {
  transform: scale(1.06);
}
.work-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 30%, rgba(0,0,0,0.7) 100%);
}
.work-thumb-content {
  position: absolute;
  bottom: 20px;
  left: 24px;
  z-index: 1;
}
.work-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  background: rgba(0,153,255,0.15);
  backdrop-filter: blur(8px);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 8px;
}
.work-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  color: var(--white);
  letter-spacing: -0.01em;
}
.work-title-lg {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
}
.work-body { padding: 24px; }
.work-desc {
  font-size: 14px;
  line-height: 1.6;
  color: var(--silver);
}
.work-metrics {
  display: flex;
  gap: 24px;
  margin-top: 20px;
}
.wm-item {
  display: flex;
  flex-direction: column;
}
.wm-val {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--blue);
  line-height: 1;
}
.wm-label {
  font-size: 12px;
  color: var(--silver);
  margin-top: 4px;
}

/* ===== Timeline ===== */
.timeline {
  max-width: 700px;
  margin: 0 auto;
}
.tl-item {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 40px;
  padding: 36px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  position: relative;
  transition: all var(--dur) var(--ease);
}
.tl-item:first-child { border-top: 1px solid rgba(255,255,255,0.06); }
.tl-year {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 500;
  color: var(--silver);
  padding-top: 4px;
}
.tl-now {
  position: absolute;
  top: 36px; left: 160px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
}
.tl-title {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--white);
  margin-bottom: 12px;
}
.tl-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 16px;
}
.tl-tags span {
  font-size: 12px;
  font-weight: 500;
  color: var(--silver);
  background: var(--frost);
  border: 1px solid rgba(255,255,255,0.08);
  padding: 4px 12px;
  border-radius: 100px;
}
.tl-active { position: relative; }
.tl-active::before {
  content: '';
  position: absolute;
  left: 72px;
  top: 0; bottom: 0;
  width: 2px;
  background: var(--blue);
  opacity: 0.3;
}

/* ===== Policy ===== */
.policy-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.policy-card {
  background: var(--dark-surface);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 32px 24px;
  text-align: center;
  transition: all var(--dur) var(--ease);
}
.policy-card:hover {
  border-color: var(--blue-glow);
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}
.policy-val {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--blue);
  line-height: 1;
  margin-bottom: 10px;
}
.policy-val span {
  font-size: 16px;
  font-weight: 400;
  color: var(--silver);
}
.policy-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 4px;
}
.policy-detail {
  font-size: 13px;
  color: var(--silver);
}

/* ===== Roadmap ===== */
.road-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.road-card {
  background: var(--near-black);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 36px 28px;
  transition: all var(--dur) var(--ease);
}
.road-card:hover {
  border-color: var(--blue-glow);
  transform: translateY(-6px);
}
.road-card.road-glow {
  border-color: var(--blue-glow-strong);
  background: linear-gradient(180deg, rgba(0,153,255,0.06) 0%, var(--near-black) 100%);
}
.road-phase {
  font-size: 14px;
  font-weight: 500;
  color: var(--blue);
  margin-bottom: 4px;
}
.road-name {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--white);
  margin-bottom: 24px;
}
.road-target {
  font-size: 15px;
  color: var(--silver);
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  margin-bottom: 24px;
}
.road-target strong {
  color: var(--white);
  font-weight: 600;
}
.road-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.road-list li {
  font-size: 14px;
  color: var(--silver);
  line-height: 1.5;
  padding-left: 18px;
  position: relative;
}
.road-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--blue);
  opacity: 0.5;
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.ci-row {
  padding: 20px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.ci-row:first-child { border-top: 1px solid rgba(255,255,255,0.06); }
.ci-label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: 6px;
}
.ci-value {
  font-size: 15px;
  color: var(--white);
  line-height: 1.5;
}

/* Form */
.c-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.form-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.c-form input,
.c-form select,
.c-form textarea {
  width: 100%;
  padding: 14px 18px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--white);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 12px;
  outline: none;
  transition: all var(--dur) var(--ease);
}
.c-form input::placeholder,
.c-form textarea::placeholder { color: rgba(255,255,255,0.3); }
.c-form input:focus,
.c-form select:focus,
.c-form textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px var(--blue-glow);
  background: rgba(255,255,255,0.06);
}
.c-form select { cursor: pointer; }
.c-form select option { background: var(--near-black); color: var(--white); }
.c-form textarea { resize: none; line-height: 1.6; }

/* ===== Footer ===== */
.footer {
  padding: 64px 0 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--white);
  display: block;
  margin-bottom: 6px;
}
.footer-brand p {
  font-size: 14px;
  color: var(--silver);
}
.footer-links {
  display: flex;
  gap: 28px;
}
.footer-links a {
  font-size: 14px;
  color: var(--silver);
  transition: color var(--dur) var(--ease);
}
.footer-links a:hover { color: var(--white); }
.footer-bottom {
  padding: 24px 0;
  display: flex;
  justify-content: space-between;
}
.footer-bottom p {
  font-size: 12px;
  color: rgba(255,255,255,0.2);
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 8px var(--blue); }
  50% { box-shadow: 0 0 16px var(--blue), 0 0 32px rgba(0,153,255,0.3); }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.2; }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .biz-grid { grid-template-columns: 1fr; }
  .works-grid { grid-template-columns: 1fr; }
  .work-main { grid-row: auto; }
  .work-main .work-thumb { height: 280px; }
  .road-grid { grid-template-columns: 1fr; }
  .policy-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .tl-item { grid-template-columns: 120px 1fr; gap: 24px; }
  .tl-now { left: 120px; }
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .section { padding: 80px 0; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.97);
    justify-content: center;
    align-items: center;
    gap: 24px;
    z-index: 999;
  }
  .nav-links.open a { font-size: 16px; padding: 10px 24px; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .stat-sep { width: 40px; height: 1px; }
  .stat { padding: 0; }
  .hero-actions { flex-direction: column; align-items: center; }
  .tl-item { grid-template-columns: 1fr; gap: 12px; }
  .tl-now { position: static; margin-bottom: 8px; }
  .tl-active::before { display: none; }
  .info-row { flex-direction: column; gap: 4px; }
  .info-value { text-align: left; }
  .form-2col { grid-template-columns: 1fr; }
  .policy-grid { grid-template-columns: 1fr 1fr; }
  .footer-top { flex-direction: column; gap: 24px; align-items: flex-start; }
  .footer-bottom { flex-direction: column; gap: 4px; }
  .footer-links { flex-wrap: wrap; gap: 16px; }
  .mission { padding: 100px 0; }
  .about-img-wrap { aspect-ratio: 16/10; }
  .biz-img-wrap { aspect-ratio: 16/9; }
}