/* ========================================
   湾岸急送 — Light Premium Design
   ======================================== */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --white: #FFFFFF;
  --ivory: #FAFAF7;
  --sand: #F2F0EB;
  --border: #E8E5DF;
  --dark: #1A1A18;
  --dark-mid: #2C2C28;
  --muted: #7A776F;
  --gold: #B8922A;
  --amber: #D4A840;
  --gold-light: rgba(184, 146, 42, 0.08);
  --line-green: #06C755;
  --serif: 'Cormorant Garamond', 'Georgia', serif;
  --sans: 'Inter', 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  --mono: 'DM Mono', 'Menlo', monospace;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--white);
  color: var(--dark);
  overflow-x: hidden;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

body.nav-open { overflow: hidden; }
a { text-decoration: none; color: inherit; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--ivory); }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius: 2px; }

/* ===== TYPOGRAPHY ===== */
.section-heading {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--dark);
  margin-bottom: 32px;
}

.section-heading em {
  font-style: italic;
  background: linear-gradient(135deg, #D4A840, #B8922A, #C8A030);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.section-heading-light { color: var(--white); }
.section-heading-light em {
  background: linear-gradient(135deg, #E8C060, #D4A840, #E8C060);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.body-text {
  font-size: 14px;
  font-weight: 300;
  line-height: 2;
  color: var(--muted);
  margin-bottom: 20px;
}

.body-text-center { text-align: center; }

.mono-label {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
}

.mono-label-light { color: rgba(184, 146, 42, 0.7); }

/* ===== SECTION LABEL ===== */
.section-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 24px;
}

.label-line {
  display: block;
  width: 40px;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(184, 146, 42, 0.35));
}

.label-line:last-child {
  background: linear-gradient(to left, transparent, rgba(184, 146, 42, 0.35));
}

.label-line-light {
  background: linear-gradient(to right, transparent, rgba(184, 146, 42, 0.25)) !important;
}
.label-line-light:last-child {
  background: linear-gradient(to left, transparent, rgba(184, 146, 42, 0.25)) !important;
}

/* ===== SMOKE DIVIDER ===== */
.smoke-divider {
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border), transparent);
  max-width: 80%;
  margin: 0 auto;
}

/* ===== CORNER ACCENTS ===== */
.corner-accent { position: absolute; width: 48px; height: 48px; }
.corner-tl { top: 16px; left: 16px; border-top: 1px solid rgba(184,146,42,0.3); border-left: 1px solid rgba(184,146,42,0.3); }
.corner-br { bottom: 16px; right: 16px; border-bottom: 1px solid rgba(184,146,42,0.3); border-right: 1px solid rgba(184,146,42,0.3); }

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 clamp(20px, 4vw, 60px);
  transition: background 0.5s, box-shadow 0.5s, backdrop-filter 0.5s;
}

.header-scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--border);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo { display: flex; align-items: center; gap: 12px; }

.logo-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--gold);
  color: var(--white);
  font-family: var(--mono);
  font-weight: 500;
  font-size: 15px;
  border-radius: 4px;
}

.logo-text {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 13px;
  color: var(--white);
  letter-spacing: 0.25em;
  transition: color 0.5s;
}

.header-scrolled .logo-text { color: var(--dark); }

.nav { display: flex; gap: 36px; }

.nav a {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.15em;
  color: rgba(255,255,255,0.7);
  transition: color 0.3s;
}

.header-scrolled .nav a { color: var(--muted); }
.nav a:hover { color: var(--white); }
.header-scrolled .nav a:hover { color: var(--dark); }

.header-right { display: flex; align-items: center; gap: 20px; }

.pulse-indicator { display: flex; align-items: center; gap: 8px; }
.pulse-dot {
  width: 6px; height: 6px;
  background: #4ade80;
  border-radius: 50%;
  animation: pulse-ring 2s infinite;
}
@keyframes pulse-ring {
  0%, 100% { box-shadow: 0 0 0 0 rgba(74,222,128,0.4); }
  50% { box-shadow: 0 0 0 5px rgba(74,222,128,0); }
}
.pulse-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.2em;
  color: rgba(74,222,128,0.7);
}

.header-cta-line {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--white);
  background: var(--line-green);
  padding: 7px 16px;
  border-radius: 4px;
  transition: all 0.3s;
}
.header-cta-line:hover {
  background: #05b54c;
  box-shadow: 0 4px 16px rgba(6,199,85,0.25);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block; width: 22px; height: 1.5px;
  background: var(--white);
  transition: transform 0.3s, opacity 0.3s, background 0.5s;
}
.header-scrolled .hamburger span { background: var(--dark); }
.hamburger.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ===== MOBILE NAV ===== */
.mobile-nav {
  position: fixed; inset: 0;
  background: rgba(26, 26, 24, 0.97);
  z-index: 99;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 32px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.5s;
}
.mobile-nav.open { opacity: 1; pointer-events: all; }
.mobile-nav a { font-family: var(--serif); font-size: 24px; color: var(--ivory); }
.mobile-cta-line {
  margin-top: 16px;
  font-family: var(--sans) !important;
  font-size: 14px !important;
  padding: 14px 36px;
  background: var(--line-green);
  color: var(--white) !important;
  border-radius: 6px;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-image {
  position: absolute;
  inset: 0;
}

.hero-image--gradient {
  background:
    radial-gradient(ellipse at 70% 50%, #1a2840 0%, transparent 60%),
    radial-gradient(ellipse at 20% 80%, #0d1a2e 0%, transparent 50%),
    linear-gradient(160deg, #060c14 0%, #0f1e30 40%, #080e18 70%, #020408 100%);
}

.about-img--gradient {
  width: 100%;
  aspect-ratio: 3 / 4;
  background: linear-gradient(160deg, #1a1e28 0%, #22293a 40%, #161c28 70%, #0e1420 100%);
  border-radius: 2px;
}

.service-img--gradient {
  width: 100%;
  height: 100%;
  min-height: 200px;
  background: linear-gradient(135deg, #151a24 0%, #1e2535 50%, #111620 100%);
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroZoom 12s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes heroZoom {
  from { transform: scale(1.08); }
  to { transform: scale(1); }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(26,26,24,0.35) 0%, rgba(26,26,24,0.15) 40%, rgba(26,26,24,0.2) 70%, rgba(26,26,24,0.5) 100%),
    radial-gradient(ellipse at center, transparent 40%, rgba(26,26,24,0.3) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 24px;
  margin-top: -40px;
}

.hero-label { margin-bottom: 28px; }
.hero-label .mono-label { color: rgba(240,234,214,0.7); }

.hero-title {
  font-family: var(--serif);
  font-size: clamp(3rem, 10vw, 7.5rem);
  font-weight: 300;
  line-height: 0.92;
  color: var(--white);
  margin-bottom: 32px;
  text-shadow: 0 2px 40px rgba(0,0,0,0.15);
}

.hero-title span { display: block; }

.hero-title-em em {
  font-style: italic;
  font-weight: 400;
  color: var(--white);
  text-shadow: 0 2px 30px rgba(0,0,0,0.3);
}

.hero-sub {
  font-size: clamp(13px, 1.6vw, 16px);
  font-weight: 300;
  color: rgba(255,255,255,0.75);
  line-height: 2;
  margin-bottom: 48px;
  text-shadow: 0 1px 20px rgba(0,0,0,0.1);
}

.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 32px;
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  border-radius: 6px;
  transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  cursor: pointer;
  border: none;
}

.btn-line {
  background: var(--line-green);
  color: var(--white);
}
.btn-line svg { margin-right: 8px; flex-shrink: 0; }
.btn-line:hover {
  background: #05b54c;
  box-shadow: 0 8px 32px rgba(6, 199, 85, 0.25);
  transform: translateY(-2px);
}

.btn-dark {
  background: var(--dark);
  color: var(--white);
}
.btn-dark:hover {
  background: var(--dark-mid);
  transform: translateY(-2px);
}

.btn-outline-dark {
  background: transparent;
  color: var(--dark);
  border: 1px solid var(--border);
}
.btn-outline-dark:hover {
  border-color: var(--dark);
  background: rgba(0,0,0,0.02);
}

.btn-gold {
  background: var(--gold);
  color: var(--white);
}
.btn-gold:hover {
  background: var(--amber);
  box-shadow: 0 8px 32px rgba(184,146,42,0.2);
  transform: translateY(-2px);
}

.btn-large { padding: 16px 40px; font-size: 14px; }

/* ===== SCROLL INDICATOR ===== */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0% { transform: scaleY(0); transform-origin: top; opacity: 1; }
  50% { transform: scaleY(1); transform-origin: top; opacity: 1; }
  50.1% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 1; }
}

/* ===== ABOUT ===== */
.about { padding: 100px clamp(20px, 5vw, 80px); background: var(--white); }

.about-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image-frame {
  position: relative;
  border-radius: 2px;
  overflow: visible;
}

.about-img {
  width: 100%;
  height: auto;
  border-radius: 2px;
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.about-text .section-label { justify-content: flex-start; }
.about-text .label-line:first-child { display: none; }

/* ===== SERVICES ===== */
.services { padding: 100px clamp(20px, 5vw, 80px); background: var(--ivory); }

.services-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  background: var(--white);
  transition: border-color 0.5s, transform 0.5s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.5s;
}

.service-card:hover {
  border-color: rgba(184, 146, 42, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.06);
}

.service-card-featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.service-card-image {
  overflow: hidden;
}

.service-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.service-card:hover .service-img { transform: scale(1.05); }

.service-card-body {
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
}

.service-number {
  font-family: var(--serif);
  font-size: 48px;
  font-weight: 300;
  color: #B8922A;
  line-height: 1;
  margin-bottom: 12px;
  transition: color 0.4s;
}

.service-card:hover .service-number { color: #D4A840; }

.service-title {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 12px;
}

.service-desc {
  font-size: 13px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: auto;
}

.service-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 20px; }

.tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--gold);
  padding: 4px 10px;
  background: var(--gold-light);
  border-radius: 2px;
}

/* ===== RESULTS (Dark band) ===== */
.results {
  background: var(--dark);
  position: relative;
}

.results-inner {
  padding: 100px clamp(20px, 5vw, 80px);
}

.stats-row {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat { flex: 1; text-align: center; padding: 32px 20px; }

.stat-value {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 300;
  font-style: italic;
  color: var(--amber);
  line-height: 1;
  display: block;
  margin-bottom: 4px;
}

.stat-sub {
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 12px;
  min-height: 16px;
}

.stat-label {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
}

.stat-divider {
  width: 1px;
  height: 80px;
  background: linear-gradient(to bottom, transparent, rgba(184,146,42,0.2), transparent);
  flex-shrink: 0;
}

/* ===== FLOW ===== */
.flow { padding: 100px clamp(20px, 5vw, 80px); background: var(--white); }

.flow-steps {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.flow-step { text-align: center; }

.flow-num {
  font-family: var(--serif);
  font-size: 64px;
  font-weight: 300;
  font-style: italic;
  color: #B8922A;
  line-height: 1;
  display: block;
  margin-bottom: 20px;
}

.flow-connector {
  width: 32px;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(184, 146, 42, 0.3), transparent);
  margin: 0 auto 20px;
}

.flow-title {
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 500;
  color: var(--dark);
  margin-bottom: 12px;
}

.flow-desc {
  font-size: 13px;
  font-weight: 300;
  color: var(--muted);
  line-height: 1.9;
}

/* ===== COMPANY ===== */
.company { padding: 100px clamp(20px, 5vw, 80px); background: var(--ivory); }

.company-table-wrap { max-width: 700px; margin: 0 auto; }
.company-table { width: 100%; border-collapse: collapse; }
.company-table tr { border-bottom: 1px solid var(--border); }
.company-table th, .company-table td { padding: 18px 16px; font-size: 13px; text-align: left; vertical-align: top; }
.company-table th {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--gold);
  width: 140px;
  white-space: nowrap;
}
.company-table td { font-weight: 300; color: var(--muted); }

/* ===== CTA ===== */
.cta {
  padding: 120px clamp(20px, 5vw, 80px);
  background: var(--sand);
}

.cta-inner { max-width: 600px; margin: 0 auto; text-align: center; }

.cta-heading {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 400;
  line-height: 1.25;
  color: var(--dark);
  margin-bottom: 20px;
}

.cta-heading em {
  font-style: italic;
  background: linear-gradient(135deg, #D4A840, #B8922A, #C8A030);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-top: 40px; margin-bottom: 20px; }

.cta-note {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 0.1em;
  opacity: 0.6;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--white);
  padding: 48px 24px;
  border-top: 1px solid var(--border);
}

.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; gap: 20px; }

.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand .logo-mark { width: 24px; height: 24px; font-size: 12px; }
.logo-text-dark { font-family: var(--mono); font-size: 11px; color: var(--muted); letter-spacing: 0.25em; }

.footer-links { display: flex; gap: 24px; flex-wrap: wrap; justify-content: center; }
.footer-links a {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--muted);
  opacity: 0.5;
  transition: opacity 0.3s;
}
.footer-links a:hover { opacity: 1; }

.footer-credit {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--muted);
  opacity: 0.6;
}
.footer-credit a {
  color: var(--gold);
  transition: opacity 0.3s;
}
.footer-credit a:hover { opacity: 0.7; }

.footer-copy { font-family: var(--mono); font-size: 10px; color: var(--muted); opacity: 0.3; }

/* ===== ANIMATIONS ===== */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  filter: blur(6px);
  animation: fadeInUp 1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  animation-delay: var(--delay, 0s);
}

@keyframes fadeInUp {
  to { opacity: 1; transform: translateY(0); filter: blur(0); }
}

.anim-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--delay, 0s);
}

.anim-up.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .service-card-featured { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  .nav, .header-cta-line, .pulse-indicator { display: none; }
  .hamburger { display: flex; }
  .header-inner { height: 60px; }

  .about-inner { grid-template-columns: 1fr; gap: 48px; }

  .services-grid { grid-template-columns: 1fr; }
  .service-card-featured { grid-template-columns: 1fr; }
  .service-card-image { max-height: 240px; }

  .stats-row { flex-wrap: wrap; }
  .stat { flex: 0 0 50%; }
  .stat-divider { display: none; }

  .flow-steps { grid-template-columns: 1fr; gap: 48px; }

  .company-table th { display: block; width: 100%; padding-bottom: 2px; }
  .company-table td { display: block; padding-top: 0; }

  .hero-sub br, .body-text br { display: none; }
}

@media (max-width: 480px) {
  .hero-actions, .cta-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn, .cta-actions .btn { width: 100%; max-width: 280px; }
}