/* ========================================
   Variables & Reset
   ======================================== */
:root {
  --color-primary: #1a1a2e;
  --color-accent: #e87a2e;
  --color-accent-light: #f5a623;
  --color-accent-glow: rgba(232, 122, 46, 0.45);
  --color-fire-deep: #c4330a;
  --color-fire-mid: #e8621a;
  --color-fire-bright: #ffa726;
  --color-fire-white: #ffe0b2;
  --color-bg: #ffffff;
  --color-bg-dark: #0d0d18;
  --color-bg-gray: #f6f6fa;
  --color-text: #1f1f2e;
  --color-text-light: #555568;
  --color-text-white: #ffffff;
  --color-border: #e0e0e8;
  --color-glass: rgba(255, 255, 255, 0.72);
  --color-glass-border: rgba(255, 255, 255, 0.3);
  --font-ja: 'Noto Sans JP', sans-serif;
  --font-en: 'Inter', sans-serif;
  --ease-out: cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --transition: 0.35s var(--ease-smooth);
  --container: 1100px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
  font-size: 16px;
}

body {
  font-family: var(--font-ja);
  color: var(--color-text);
  background: var(--color-bg);
  font-size: 1.1rem;
  line-height: 2;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

/* ========================================
   Loading Screen
   ======================================== */
.loader {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: #050508;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loader.done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-flame {
  width: 80px;
  height: 80px;
  animation: loaderPulse 1.2s ease-in-out infinite;
}

.loader-flame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 0 30px rgba(232, 122, 46, 0.6));
}

@keyframes loaderPulse {
  0%, 100% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(1.15); opacity: 1; }
}

.loader-bar {
  width: 160px;
  height: 3px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 3px;
  overflow: hidden;
}

.loader-bar-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--color-fire-deep), var(--color-accent), var(--color-fire-bright));
  border-radius: 3px;
  transition: width 0.3s ease;
}

/* ========================================
   Particle Canvas
   ======================================== */
#particleCanvas {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.5;
}

/* ========================================
   Wave Dividers
   ======================================== */
.wave-divider {
  position: relative;
  height: 80px;
  overflow: hidden;
  color: var(--color-bg);
  margin-top: -2px;
  background: var(--color-bg-dark);
  z-index: 2;
}

.wave-divider svg {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.wave-divider--dark {
  background: var(--color-bg);
  color: var(--color-bg-gray);
}

@media (max-width: 768px) {
  .wave-divider { height: 48px; }
}

/* ========================================
   Card Cursor Glow
   ======================================== */
[data-glow] {
  position: relative;
  overflow: hidden;
}

.card-glow {
  position: absolute;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 122, 46, 0.15) 0%, transparent 70%);
  pointer-events: none;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.3s;
  z-index: 0;
}

[data-glow]:hover .card-glow {
  opacity: 1;
}

[data-glow] > *:not(.card-glow) {
  position: relative;
  z-index: 1;
}

/* ========================================
   CTA Floating Rings
   ======================================== */
.cta-rings {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.cta-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(232, 122, 46, 0.1);
}

.cta-ring--1 {
  width: 500px;
  height: 500px;
  top: -150px;
  right: -100px;
  animation: ringRotate 30s linear infinite;
}

.cta-ring--2 {
  width: 350px;
  height: 350px;
  bottom: -100px;
  left: -80px;
  border-color: rgba(255, 255, 255, 0.06);
  animation: ringRotate 25s linear infinite reverse;
}

.cta-ring--3 {
  width: 200px;
  height: 200px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-color: rgba(232, 122, 46, 0.08);
  animation: ringPulse 4s ease-in-out infinite;
}

@keyframes ringRotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes ringPulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.3; }
  50% { transform: translate(-50%, -50%) scale(1.3); opacity: 0.8; }
}

/* ========================================
   Cursor Glow
   ======================================== */
.cursor-glow {
  position: fixed;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232, 122, 46, 0.12) 0%, transparent 70%);
  pointer-events: none;
  z-index: 3;
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 0.4s;
  will-change: left, top;
}

.cursor-glow.active {
  opacity: 1;
}

@media (max-width: 768px) {
  .cursor-glow { display: none; }
}

/* ========================================
   Marquee Strip
   ======================================== */
.marquee-wrapper {
  background: linear-gradient(135deg, #0d0d18 0%, #151528 50%, #0d0d18 100%);
  padding: 36px 0;
  user-select: none;
  overflow: hidden;
  border-top: 1px solid rgba(232, 122, 46, 0.12);
  border-bottom: 1px solid rgba(232, 122, 46, 0.12);
  position: relative;
  z-index: 2;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
}

.marquee {
  display: flex;
  overflow: visible;
  white-space: nowrap;
}

.marquee + .marquee {
  margin-top: 18px;
}

.marquee-track {
  display: inline-flex;
  flex-shrink: 0;
  min-width: 100%;
  will-change: transform;
}

/* Marquee text styling */
.marquee-track span {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-en);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.18);
  white-space: nowrap;
  padding: 0 28px;
  transition: color 0.5s ease;
}

.marquee-track span::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.4;
  margin-right: 28px;
  flex-shrink: 0;
}

.marquee--reverse .marquee-track span {
  font-family: var(--font-ja);
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  color: rgba(232, 122, 46, 0.13);
}

.marquee--reverse .marquee-track span::before {
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.25);
  opacity: 0.3;
}

.marquee-wrapper:hover .marquee-track span {
  color: rgba(255, 255, 255, 0.35);
}

.marquee-wrapper:hover .marquee--reverse .marquee-track span {
  color: rgba(232, 122, 46, 0.28);
}

/* ========================================
   3D Tilt Cards
   ======================================== */
[data-tilt] {
  transform-style: preserve-3d;
  perspective: 800px;
}

[data-tilt] h3,
[data-tilt] p,
[data-tilt] .service-overview-num {
  transform: translateZ(20px);
}

/* ========================================
   Split Text Characters
   ======================================== */
.char {
  display: inline-block;
  opacity: 0;
  transform: translateY(40px) rotateX(-40deg);
  transform-origin: bottom center;
}

/* ========================================
   Image Clip Reveal
   ======================================== */
.clip-reveal {
  clip-path: inset(0 100% 0 0);
  transition: clip-path 1s var(--ease-smooth);
}

.clip-reveal.revealed {
  clip-path: inset(0 0% 0 0);
}

/* ========================================
   Floating Decorative Elements
   ======================================== */
.float-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.15;
  will-change: transform;
}

/* ========================================
   Bounce Scroll Indicator
   ======================================== */
.hero-scroll {
  animation: bounceScroll 2.5s ease-in-out infinite;
}

@keyframes bounceScroll {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-8px); }
}

/* ========================================
   Scroll Progress (CSS Scroll-Driven)
   ======================================== */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-fire-deep), var(--color-accent), var(--color-fire-bright));
  transform-origin: left;
  transform: scaleX(0);
  z-index: 1100;
  animation: scroll-progress linear;
  animation-timeline: scroll();
}

@keyframes scroll-progress {
  to { transform: scaleX(1); }
}

/* ========================================
   Utility
   ======================================== */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

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

.sp-only { display: none; }

@media (max-width: 768px) {
  .sp-only { display: inline; }
  .pc-only { display: none; }
}

/* ========================================
   Header (Liquid Glass - Floating)
   ======================================== */
.header {
  position: fixed;
  top: 14px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 48px);
  max-width: var(--container);
  z-index: 1000;
  background: var(--color-glass);
  backdrop-filter: blur(24px) saturate(1.8);
  -webkit-backdrop-filter: blur(24px) saturate(1.8);
  border: 1px solid var(--color-glass-border);
  border-radius: 18px;
  transition: var(--transition);
  box-shadow:
    0 4px 32px rgba(0, 0, 0, 0.06),
    inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.88);
  box-shadow: 0 8px 48px rgba(0, 0, 0, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  padding: 0 28px;
}

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

.logo-flame {
  height: 40px;
  width: auto;
  object-fit: contain;
  transition: transform 0.3s var(--ease-out);
}

.logo:hover .logo-flame { transform: scale(1.08); }

.logo-text {
  font-family: var(--font-en);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  transition: var(--transition);
}

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

.logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  transition: transform 0.3s var(--ease-out);
}

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

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-link {
  font-family: var(--font-en);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-text-light);
  transition: var(--transition);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: var(--transition);
  transform: translateX(-50%);
  border-radius: 1px;
}

.nav-link:hover,
.nav-link--active { color: var(--color-accent); }

.nav-link:hover::after,
.nav-link--active::after { width: 100%; }

.nav-link--cta {
  background: var(--color-accent);
  color: var(--color-text-white) !important;
  padding: 10px 24px;
  border-radius: 12px;
  transition: transform 0.2s var(--ease-out), background 0.3s;
}

.nav-link--cta::after { display: none; }
.nav-link--cta:hover { background: var(--color-accent-light); transform: scale(1.05); }
.nav-link--cta:active { transform: scale(0.97); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.hamburger span {
  width: 26px;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
  border-radius: 2px;
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5.5px, 5.5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5.5px, -5.5px); }

@media (max-width: 768px) {
  .header { top: 8px; width: calc(100% - 32px); border-radius: 14px; }
  .hamburger { display: flex; }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--color-glass);
    backdrop-filter: blur(28px) saturate(1.8);
    -webkit-backdrop-filter: blur(28px) saturate(1.8);
    flex-direction: column;
    justify-content: center;
    gap: 32px;
    padding: 48px;
    transition: right 0.4s var(--ease-smooth);
    box-shadow: -4px 0 48px rgba(0, 0, 0, 0.15);
    border-left: 1px solid var(--color-glass-border);
  }

  .nav.open { right: 0; }
  .nav-link { font-size: 1.15rem; }
}

/* ========================================
   Hero (Top Page Only - Fire Effect)
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  z-index: 2;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: #050508;
  z-index: 0;
}

.hero-photo {
  position: absolute;
  inset: 0;
  background: url('photo_2026-03-18_23-38-14.jpg') center center / cover no-repeat;
  opacity: 0.35;
  filter: saturate(0.6);
}

.hero-photo-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(5, 5, 8, 0.7) 0%,
    rgba(13, 13, 26, 0.5) 30%,
    rgba(26, 16, 32, 0.6) 60%,
    rgba(26, 12, 8, 0.85) 100%
  );
}

/* Fire glow layers */
.fire-layer {
  position: absolute;
  bottom: -10%;
  left: 50%;
  transform: translateX(-50%);
  border-radius: 50%;
  filter: blur(100px);
  will-change: transform, opacity;
}

.fire-layer--base {
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse, var(--color-fire-deep) 0%, transparent 70%);
  opacity: 0.5;
  animation: fireBase 6s ease-in-out infinite alternate;
}

.fire-layer--mid {
  width: 600px;
  height: 450px;
  background: radial-gradient(ellipse, var(--color-fire-mid) 0%, transparent 65%);
  opacity: 0.4;
  animation: fireMid 4s ease-in-out infinite alternate;
}

.fire-layer--top {
  width: 350px;
  height: 300px;
  background: radial-gradient(ellipse, var(--color-fire-bright) 0%, transparent 60%);
  opacity: 0.35;
  animation: fireTop 3s ease-in-out infinite alternate;
}

.fire-glow {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, var(--color-fire-white) 0%, transparent 60%);
  filter: blur(60px);
  opacity: 0.2;
  animation: fireGlow 2s ease-in-out infinite alternate;
}

@keyframes fireBase {
  0% { transform: translateX(-50%) scale(1) translateY(0); opacity: 0.45; }
  100% { transform: translateX(-48%) scale(1.08) translateY(-15px); opacity: 0.55; }
}

@keyframes fireMid {
  0% { transform: translateX(-50%) scale(1) translateY(0); opacity: 0.35; }
  100% { transform: translateX(-52%) scale(1.12) translateY(-25px); opacity: 0.45; }
}

@keyframes fireTop {
  0% { transform: translateX(-50%) scale(1) translateY(0); opacity: 0.3; }
  100% { transform: translateX(-48%) scale(1.15) translateY(-20px); opacity: 0.4; }
}

@keyframes fireGlow {
  0% { opacity: 0.15; transform: translateX(-50%) scale(1); }
  100% { opacity: 0.3; transform: translateX(-50%) scale(1.2); }
}

/* Ember particles */
.embers {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 1;
}

.ember {
  position: absolute;
  bottom: 5%;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-fire-bright);
  opacity: 0;
  will-change: transform, opacity;
}

.ember:nth-child(1)  { left: 42%; animation: emberRise 4.0s 0.0s infinite; }
.ember:nth-child(2)  { left: 48%; animation: emberRise 3.5s 0.3s infinite; width: 3px; height: 3px; }
.ember:nth-child(3)  { left: 55%; animation: emberRise 4.5s 0.7s infinite; }
.ember:nth-child(4)  { left: 38%; animation: emberRise 5.0s 1.0s infinite; width: 2px; height: 2px; }
.ember:nth-child(5)  { left: 60%; animation: emberRise 3.8s 1.5s infinite; }
.ember:nth-child(6)  { left: 45%; animation: emberRise 4.2s 0.5s infinite; width: 3px; height: 3px; }
.ember:nth-child(7)  { left: 52%; animation: emberRise 5.5s 2.0s infinite; width: 2px; height: 2px; }
.ember:nth-child(8)  { left: 35%; animation: emberRise 4.8s 0.8s infinite; }
.ember:nth-child(9)  { left: 58%; animation: emberRise 3.2s 1.2s infinite; width: 3px; height: 3px; }
.ember:nth-child(10) { left: 50%; animation: emberRise 4.6s 1.8s infinite; }
.ember:nth-child(11) { left: 40%; animation: emberRise 5.2s 0.2s infinite; width: 2px; height: 2px; }
.ember:nth-child(12) { left: 62%; animation: emberRise 3.6s 2.5s infinite; }
.ember:nth-child(13) { left: 47%; animation: emberRise 4.4s 0.9s infinite; width: 3px; height: 3px; }
.ember:nth-child(14) { left: 53%; animation: emberRise 5.0s 1.6s infinite; width: 2px; height: 2px; }
.ember:nth-child(15) { left: 36%; animation: emberRise 3.4s 2.2s infinite; }
.ember:nth-child(16) { left: 56%; animation: emberRise 4.1s 0.4s infinite; }
.ember:nth-child(17) { left: 44%; animation: emberRise 4.7s 1.3s infinite; width: 3px; height: 3px; }
.ember:nth-child(18) { left: 51%; animation: emberRise 3.9s 2.8s infinite; width: 2px; height: 2px; }
.ember:nth-child(19) { left: 59%; animation: emberRise 5.3s 0.6s infinite; }
.ember:nth-child(20) { left: 43%; animation: emberRise 4.3s 1.9s infinite; width: 3px; height: 3px; }

@keyframes emberRise {
  0% {
    opacity: 0;
    transform: translateY(0) translateX(0) scale(1);
  }
  10% {
    opacity: 1;
  }
  60% {
    opacity: 0.7;
  }
  100% {
    opacity: 0;
    transform: translateY(-85vh) translateX(30px) scale(0.2);
  }
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 160px 0 100px;
  text-align: center;
}

.hero-logo {
  margin-bottom: 36px;
  opacity: 0;
  animation: heroFadeUp 1s 0.1s var(--ease-out) forwards;
}

.hero-logo img {
  height: 180px;
  width: auto;
  margin: 0 auto;
  filter: drop-shadow(0 0 40px rgba(232, 122, 46, 0.3));
}

@media (max-width: 768px) {
  .hero-logo img {
    height: 130px;
  }
}

.hero-sub {
  font-family: var(--font-en);
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.35em;
  color: var(--color-fire-bright);
  margin-bottom: 32px;
  opacity: 0;
  animation: heroFadeUp 1s 0.3s var(--ease-out) forwards;
}

.hero-title {
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 900;
  color: var(--color-text-white);
  line-height: 1.25;
  margin-bottom: 32px;
  letter-spacing: -0.02em;
  opacity: 0;
  animation: heroFadeUp 1s 0.5s var(--ease-out) forwards;
}

.hero-accent {
  display: inline-block;
  color: transparent;
  background: linear-gradient(135deg, var(--color-fire-bright), var(--color-accent), var(--color-fire-deep));
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  animation: fireGradient 4s ease-in-out infinite;
  opacity: 0;
}

@keyframes fireGradient {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.hero-desc {
  font-size: 1.25rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 2.1;
  margin-bottom: 52px;
  opacity: 0;
  animation: heroFadeUp 1s 0.7s var(--ease-out) forwards;
}

.hero .btn {
  opacity: 0;
  animation: heroFadeUp 1s 0.9s var(--ease-out) forwards;
}

@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.hero-scroll span {
  font-family: var(--font-en);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.3);
}

.hero-scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
  animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
  0%, 100% { opacity: 0.2; transform: scaleY(0.4); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ========================================
   Page Hero (Sub pages)
   ======================================== */
.page-hero {
  background: linear-gradient(135deg, #0d0d1a 0%, var(--color-primary) 50%, #1a1020 100%);
  padding: 160px 0 80px;
  text-align: center;
}

.page-hero-label {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.page-hero-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 900;
  color: var(--color-text-white);
  line-height: 1.3;
  margin-bottom: 16px;
}

.page-hero-desc {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.55);
  margin-top: 12px;
}

/* ========================================
   Sections
   ======================================== */
.section {
  padding: 120px 0;
  position: relative;
  z-index: 2;
}

.section--dark {
  background: var(--color-bg-dark);
  color: var(--color-text-white);
}

.section--cta {
  background: linear-gradient(135deg, #0d0d1a 0%, #1a1020 100%);
  color: var(--color-text-white);
  padding: 100px 0;
}

.section-label {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  margin-bottom: 56px;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.section-cta {
  text-align: center;
  margin-top: 56px;
}

.section-divider {
  padding: 0 0;
}

.section-divider hr {
  border: none;
  height: 1px;
  background: var(--color-border);
}

/* ========================================
   About (Top page)
   ======================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-intro {
  max-width: none;
}

.about-intro p {
  font-size: 1.2rem;
  line-height: 2.2;
  color: var(--color-text-light);
  margin-bottom: 28px;
}

.about-intro strong {
  color: var(--color-text);
  font-weight: 700;
}

.about-photo {
  position: relative;
}

.about-photo img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 20px;
  filter: saturate(0.9) contrast(1.05);
}

.about-photo::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: -12px;
  width: 50%;
  height: 50%;
  border: 2px solid var(--color-accent);
  border-radius: 20px;
  z-index: -1;
  opacity: 0.15;
}

@media (max-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .about-photo img {
    height: 260px;
    border-radius: 14px;
  }

  .about-photo::after {
    bottom: -8px;
    left: -8px;
    border-radius: 14px;
  }
}

/* ========================================
   Service Overview (Top page cards)
   ======================================== */
.service-overview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-overview-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 20px;
  padding: 48px 36px;
  transition: transform 0.4s var(--ease-out), background 0.4s, box-shadow 0.4s;
  position: relative;
  overflow: hidden;
}

.service-overview-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-fire-deep), var(--color-accent), var(--color-fire-bright));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease-smooth);
}

.service-overview-card::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 40%,
    rgba(232, 122, 46, 0.06) 50%,
    transparent 60%
  );
  transform: translateX(-100%);
  transition: none;
  pointer-events: none;
}

.service-overview-card:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-8px);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.25);
}

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

.service-overview-card:hover::after {
  animation: shimmer 1.2s ease forwards;
}

@keyframes shimmer {
  from { transform: translateX(-100%); }
  to { transform: translateX(100%); }
}

.service-overview-num {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.15em;
  display: block;
  margin-bottom: 20px;
}

.service-overview-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.service-overview-card p {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 2;
}

@media (max-width: 768px) {
  .service-overview {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* ========================================
   Service Detail (service.html)
   ======================================== */
.service-detail-head {
  max-width: 700px;
  margin-bottom: 56px;
}

.service-detail-num {
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  display: block;
  margin-bottom: 16px;
}

.service-detail-title {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 900;
  margin-bottom: 20px;
  line-height: 1.35;
}

.service-detail-lead {
  font-size: 1.1rem;
  color: var(--color-text-light);
  line-height: 2;
}

.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px 56px;
}

.service-detail-item {
  padding: 32px;
  border-radius: 16px;
  background: var(--color-bg-gray);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s;
}

.service-detail-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
}

.service-detail-item h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text);
}

.service-detail-item h3::before {
  content: '';
  display: inline-block;
  width: 12px;
  height: 3px;
  background: var(--color-accent);
  margin-right: 10px;
  vertical-align: middle;
  border-radius: 2px;
}

.service-detail-item p {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.9;
}

@media (max-width: 768px) {
  .service-detail-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

/* ========================================
   Message Teaser (Top page)
   ======================================== */
.section--message-teaser {
  background: var(--color-bg-gray);
  padding: 120px 0;
}

.message-teaser-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 72px;
  align-items: center;
}

.message-teaser-photo {
  position: relative;
}

.message-teaser-photo img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  object-position: center top;
  border-radius: 16px;
  filter: saturate(0.85) contrast(1.05);
}

.message-teaser-photo::after {
  content: '';
  position: absolute;
  bottom: -14px;
  right: -14px;
  width: 50%;
  height: 50%;
  border: 2px solid var(--color-accent);
  border-radius: 16px;
  z-index: -1;
  opacity: 0.2;
}

.message-teaser-text .section-title {
  margin-bottom: 28px;
}

.message-teaser-excerpt {
  font-size: 1.15rem;
  color: var(--color-text-light);
  line-height: 2.2;
  margin-bottom: 36px;
}

@media (max-width: 768px) {
  .message-teaser-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .message-teaser-photo img {
    height: 360px;
  }
}

/* ========================================
   Message Page (message.html)
   ======================================== */
.message-layout {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 80px;
  align-items: start;
}

.message-photo-large {
  position: sticky;
  top: 120px;
}

.message-photo-large img {
  width: 100%;
  height: 600px;
  object-fit: cover;
  object-position: center top;
  border-radius: 20px;
  filter: saturate(0.85) contrast(1.05);
}

.message-body .message-lead {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 36px;
}

.message-body p {
  font-size: 1.15rem;
  line-height: 2.4;
  color: var(--color-text-light);
  margin-bottom: 28px;
}

.message-body em {
  font-style: normal;
  color: var(--color-accent);
  font-weight: 700;
}

.message-highlight {
  font-size: 1.3rem !important;
  font-weight: 700 !important;
  color: var(--color-text) !important;
  border-left: 4px solid var(--color-accent);
  padding-left: 20px;
  margin: 40px 0 !important;
}

.message-sign {
  margin-top: 56px;
  text-align: right;
}

.message-company {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 6px;
}

.message-name {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-text);
}

.philosophy-intro {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 48px;
  margin-top: -24px;
}

@media (max-width: 768px) {
  .message-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .message-photo-large {
    position: relative;
    top: 0;
  }

  .message-photo-large img {
    height: 400px;
  }
}

/* ========================================
   Philosophy
   ======================================== */
.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.philosophy-item {
  text-align: center;
  padding: 48px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: transform 0.4s var(--ease-out), background 0.4s, border-color 0.4s, box-shadow 0.4s;
  position: relative;
  overflow: hidden;
}

.philosophy-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(232, 122, 46, 0.1) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.4s;
}

.philosophy-item:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(232, 122, 46, 0.3);
  box-shadow: 0 20px 56px rgba(0, 0, 0, 0.25);
}

.philosophy-item:hover::before { opacity: 1; }

.philosophy-letter {
  font-family: var(--font-en);
  font-size: 3.2rem;
  font-weight: 900;
  color: var(--color-accent);
  display: block;
  margin-bottom: 14px;
  line-height: 1;
  transition: transform 0.4s var(--ease-out);
  position: relative;
}

.philosophy-item:hover .philosophy-letter { transform: scale(1.1); }

.philosophy-word {
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
  position: relative;
}

.philosophy-desc {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.5);
  position: relative;
  transition: color 0.4s;
}

.philosophy-item:hover .philosophy-desc { color: rgba(255, 255, 255, 0.85); }

@media (max-width: 768px) {
  .philosophy-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
  }

  .philosophy-item:last-child { grid-column: 1 / -1; }
  .philosophy-letter { font-size: 2.4rem; }
}

/* ========================================
   Company Table
   ======================================== */
.company-table-wrapper {
  max-width: 780px;
  margin: 0 auto;
}

.company-table {
  width: 100%;
  border-collapse: collapse;
}

.company-table tr {
  border-bottom: 1px solid var(--color-border);
  transition: background 0.3s;
}

.company-table tr:hover { background: rgba(232, 122, 46, 0.03); }

.company-table th,
.company-table td {
  padding: 24px 20px;
  font-size: 1.05rem;
  text-align: left;
  vertical-align: top;
}

.company-table th {
  width: 170px;
  font-weight: 600;
  color: var(--color-text-light);
  white-space: nowrap;
}

.company-table td a {
  color: var(--color-accent);
  transition: var(--transition);
  position: relative;
}

.company-table td a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width 0.3s var(--ease-smooth);
}

.company-table td a:hover { color: var(--color-accent-light); }
.company-table td a:hover::after { width: 100%; }

@media (max-width: 768px) {
  .company-table th { width: 110px; font-size: 0.9rem; }
  .company-table td { font-size: 0.95rem; }
}

/* ========================================
   Company Map
   ======================================== */
.company-map {
  max-width: 780px;
  margin: 48px auto 0;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.06);
}

.company-map iframe {
  display: block;
  width: 100%;
  height: 400px;
}

@media (max-width: 768px) {
  .company-map {
    margin-top: 36px;
    border-radius: 14px;
  }

  .company-map iframe {
    height: 300px;
  }
}

@media (max-width: 480px) {
  .company-map iframe {
    height: 240px;
  }
}

/* ========================================
   CTA Section
   ======================================== */
.cta-center {
  text-align: center;
}

.cta-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  line-height: 1.35;
  margin-bottom: 24px;
}

.cta-desc {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 44px;
  line-height: 1.9;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-ja);
  font-size: 1rem;
  font-weight: 600;
  padding: 16px 40px;
  border-radius: 14px;
  transition: transform 0.25s var(--ease-out), background 0.3s, box-shadow 0.3s, border-color 0.3s;
  cursor: pointer;
  border: none;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-text-white);
}

.btn--primary:hover {
  background: var(--color-accent-light);
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 14px 36px var(--color-accent-glow);
}

.btn--primary:active { transform: translateY(0) scale(0.97); }

.btn--glow {
  animation: btnPulse 3s ease-in-out infinite;
}

@keyframes btnPulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(232, 122, 46, 0.15); }
  50% { box-shadow: 0 4px 36px rgba(232, 122, 46, 0.4); }
}

.btn--outline {
  background: transparent;
  color: var(--color-text-white);
  border: 1.5px solid rgba(255, 255, 255, 0.25);
}

.btn--outline:hover {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.06);
  transform: translateY(-3px) scale(1.03);
}

.btn--outline:active { transform: translateY(0) scale(0.97); }

.btn--lg { padding: 18px 44px; font-size: 1.05rem; }
.btn--xl { padding: 20px 52px; font-size: 1.1rem; }

/* Button Ripple */
.btn-ripple {
  position: absolute;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  transform: translate(-50%, -50%);
  animation: rippleExpand 0.7s ease-out forwards;
  pointer-events: none;
}

@keyframes rippleExpand {
  to {
    width: 400px;
    height: 400px;
    opacity: 0;
  }
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: #060610;
  color: rgba(255, 255, 255, 0.45);
  padding: 64px 0 36px;
  position: relative;
  z-index: 2;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.footer-brand {
  flex-shrink: 0;
}

.footer-logo-link {
  display: flex;
  align-items: center;
  gap: 14px;
  transition: opacity 0.3s;
}

.footer-logo-link:hover { opacity: 0.8; }

.footer-flame {
  height: 48px;
  width: auto;
}

.footer-brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.footer-brand-name {
  font-family: var(--font-en);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--color-text-white);
}

.footer-brand-tagline {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.03em;
}

.footer-nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  align-items: center;
}

.footer-nav a {
  font-family: var(--font-en);
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  transition: var(--transition);
}

.footer-nav a:hover { color: var(--color-accent-light); }

/* Social Links */
.footer-social {
  display: flex;
  gap: 16px;
  align-items: center;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.5);
  transition: transform 0.25s var(--ease-out), background 0.3s, color 0.3s, border-color 0.3s;
}

.social-link svg {
  width: 18px;
  height: 18px;
}

.social-link:hover {
  background: rgba(232, 122, 46, 0.15);
  border-color: rgba(232, 122, 46, 0.3);
  color: var(--color-accent);
  transform: translateY(-3px);
}

.footer-copy {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.2);
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

@media (max-width: 768px) {
  .footer-top {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 28px;
  }

  .footer-logo-link {
    flex-direction: column;
    gap: 8px;
  }

  .footer-brand-text {
    align-items: center;
  }

  .footer-nav {
    justify-content: center;
  }

  .footer-social {
    justify-content: center;
  }
}

/* ========================================
   Service Page (Visual Design)
   ======================================== */
.svc-section {
  padding: 100px 0;
}

.svc-hero-block {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 64px;
}

.svc-hero-text {
  flex: 1;
}

.svc-num {
  font-family: var(--font-en);
  font-size: 4rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--color-accent), var(--color-fire-bright));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  display: block;
  line-height: 1;
  margin-bottom: 16px;
}

.svc-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 900;
  line-height: 1.35;
  margin-bottom: 20px;
}

.svc-lead {
  font-size: 1.1rem;
  color: var(--color-text-light);
  line-height: 2;
}

.section--dark .svc-lead {
  color: rgba(255, 255, 255, 0.6);
}

.svc-hero-visual {
  flex-shrink: 0;
}

.svc-icon-circle {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(232, 122, 46, 0.1), rgba(245, 166, 35, 0.05));
  border: 1px solid rgba(232, 122, 46, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  position: relative;
}

.svc-icon-circle::before {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px solid rgba(232, 122, 46, 0.06);
}

.svc-icon-circle svg {
  width: 72px;
  height: 72px;
}

@media (max-width: 768px) {
  .svc-hero-block {
    flex-direction: column;
    text-align: center;
    gap: 32px;
  }

  .svc-num { font-size: 3rem; }

  .svc-icon-circle {
    width: 120px;
    height: 120px;
  }

  .svc-icon-circle svg {
    width: 56px;
    height: 56px;
  }
}

/* Service cards (visual) */
.svc-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.svc-card {
  padding: 40px 36px;
  border-radius: 20px;
  background: var(--color-bg-gray);
  border: 1px solid var(--color-border);
  transition: transform 0.4s var(--ease-out), box-shadow 0.4s, border-color 0.4s;
  position: relative;
  overflow: hidden;
}

.svc-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(180deg, var(--color-accent), var(--color-fire-bright));
  border-radius: 0 0 4px 0;
  transition: height 0.5s var(--ease-smooth);
}

.svc-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 56px rgba(0, 0, 0, 0.08);
  border-color: rgba(232, 122, 46, 0.2);
}

.svc-card:hover::before {
  height: 100%;
}

.svc-card-icon {
  width: 44px;
  height: 44px;
  color: var(--color-accent);
  margin-bottom: 20px;
  transition: transform 0.3s var(--ease-out);
}

.svc-card:hover .svc-card-icon {
  transform: scale(1.1) rotate(-3deg);
}

.svc-card-icon svg {
  width: 100%;
  height: 100%;
}

.svc-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text);
}

.svc-card p {
  font-size: 1.05rem;
  color: var(--color-text-light);
  line-height: 2;
}

/* Dark section cards */
.svc-cards--dark .svc-card {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.06);
}

.svc-cards--dark .svc-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(232, 122, 46, 0.25);
  box-shadow: 0 20px 56px rgba(0, 0, 0, 0.3);
}

.svc-cards--dark .svc-card h3 {
  color: var(--color-text-white);
}

.svc-cards--dark .svc-card p {
  color: rgba(255, 255, 255, 0.65);
}

@media (max-width: 768px) {
  .svc-cards {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .svc-card {
    padding: 32px 28px;
  }
}

/* Flow Diagram */
.svc-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 64px;
  padding: 48px 32px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 20px;
}

.svc-flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.svc-flow-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: rgba(232, 122, 46, 0.1);
  border: 1px solid rgba(232, 122, 46, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  transition: transform 0.3s var(--ease-out), background 0.3s;
}

.svc-flow-step:hover .svc-flow-icon {
  transform: scale(1.1);
  background: rgba(232, 122, 46, 0.18);
}

.svc-flow-icon svg {
  width: 32px;
  height: 32px;
}

.svc-flow-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: 0.02em;
}

.svc-flow-step--goal .svc-flow-icon {
  background: rgba(232, 122, 46, 0.2);
  border-color: var(--color-accent);
  box-shadow: 0 0 20px rgba(232, 122, 46, 0.15);
}

.svc-flow-step--goal .svc-flow-label {
  color: var(--color-accent);
  font-weight: 700;
}

.svc-flow-arrow {
  color: rgba(255, 255, 255, 0.25);
  width: 40px;
  flex-shrink: 0;
}

.svc-flow-arrow svg {
  width: 100%;
  height: auto;
}

@media (max-width: 768px) {
  .svc-flow {
    flex-direction: column;
    gap: 8px;
    padding: 36px 24px;
  }

  .svc-flow-arrow {
    transform: rotate(90deg);
    width: 32px;
  }
}

/* Service page hero variant */
.page-hero--service {
  background: linear-gradient(135deg, #0d0d1a 0%, var(--color-primary) 40%, #1a1020 80%, #1a0c08 100%);
  padding-bottom: 100px;
}

/* ========================================
   Contact Form (Google Forms embed)
   ======================================== */
.section--contact-form {
  background: var(--color-bg-gray);
  padding: 120px 0;
}

.contact-header {
  text-align: center;
  margin-bottom: 48px;
}

.contact-lead {
  font-size: 1.15rem;
  color: var(--color-text-light);
  line-height: 2;
  margin-top: -24px;
}

.contact-form-wrapper {
  max-width: 720px;
  margin: 0 auto;
  background: var(--color-bg);
  border-radius: 20px;
  border: 1px solid var(--color-border);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.06);
  overflow: hidden;
  padding: 8px;
}

.contact-form-wrapper iframe {
  display: block;
  border-radius: 14px;
  min-height: 900px;
}

@media (max-width: 768px) {
  .contact-form-wrapper {
    padding: 4px;
  }

  .contact-form-wrapper iframe {
    min-height: 1000px;
  }
}

/* ========================================
   View Transitions (Page-to-page)
   ======================================== */
.logo-flame {
  view-transition-name: logo;
}

.page-hero-title {
  view-transition-name: page-title;
}

::view-transition-old(logo),
::view-transition-new(logo) {
  animation-duration: 0.3s;
}

::view-transition-old(page-title) {
  animation: fade-out 0.2s ease-in forwards;
}

::view-transition-new(page-title) {
  animation: fade-slide-in 0.4s ease-out;
}

@keyframes fade-out {
  to { opacity: 0; transform: translateY(-10px); }
}

@keyframes fade-slide-in {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========================================
   CSS Scroll-Driven Section Reveals
   ======================================== */
.section,
.svc-section {
  animation: sectionReveal ease-out both;
  animation-timeline: view();
  animation-range: entry 0% entry 30%;
}

@keyframes sectionReveal {
  from { opacity: 0.6; }
  to { opacity: 1; }
}

/* Grain texture overlay (Digital Humanism) */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 200px;
}

/* ========================================
   Magnetic Button Effect
   ======================================== */
.btn--magnetic {
  will-change: transform;
}

/* ========================================
   GSAP Initial States
   ======================================== */
[data-gsap] {
  opacity: 0;
  will-change: transform, opacity;
}

/* ========================================
   Accessibility: Reduced Motion
   ======================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  [data-gsap] {
    opacity: 1 !important;
    transform: none !important;
  }

  .fire-layer, .ember, .fire-glow, .hero-orb {
    animation: none !important;
  }

  .scroll-progress {
    animation: none !important;
    transform: scaleX(0) !important;
  }
}

/* ========================================
   COMPREHENSIVE MOBILE RESPONSIVE
   ======================================== */

/* --- Tablet (max-width: 960px) --- */
@media (max-width: 960px) {
  .service-overview {
    grid-template-columns: 1fr 1fr;
  }

  .philosophy-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .message-teaser-grid {
    gap: 48px;
  }

  .message-layout {
    gap: 56px;
  }
}

/* --- Smartphone (max-width: 768px) --- */
@media (max-width: 768px) {
  /* Base */
  html {
    font-size: 15px;
    scroll-padding-top: 80px;
  }

  body {
    font-size: 1rem;
    line-height: 1.9;
  }

  .container {
    padding: 0 20px;
  }

  /* Header */
  .header-inner {
    height: 56px;
    padding: 0 18px;
  }

  .logo-flame {
    height: 32px;
  }

  .logo-text {
    font-size: 1.25rem;
  }

  /* Mobile nav overlay - full screen */
  .nav {
    width: 100%;
    right: -100%;
    border-left: none;
    border-radius: 0;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(32px) saturate(2);
    -webkit-backdrop-filter: blur(32px) saturate(2);
    box-shadow: none;
    padding: 100px 40px 48px;
    align-items: center;
    text-align: center;
  }

  .nav.open {
    box-shadow: 0 0 0 100vmax rgba(0, 0, 0, 0.3);
  }

  .nav-link {
    font-size: 1.3rem;
    padding: 8px 0;
  }

  .nav-link--cta {
    margin-top: 8px;
    padding: 14px 40px;
    font-size: 1.1rem;
    width: 100%;
    max-width: 280px;
  }

  /* Hero */
  .hero {
    min-height: 100svh;
  }

  .hero-content {
    padding: 130px 0 80px;
  }

  .hero-sub {
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    margin-bottom: 24px;
    word-break: break-all;
  }

  .hero-title {
    font-size: clamp(2rem, 8vw, 3rem);
    margin-bottom: 24px;
    line-height: 1.35;
  }

  .hero-desc {
    font-size: 1rem;
    line-height: 2;
    margin-bottom: 36px;
  }

  .hero-desc br {
    display: none;
  }

  .hero .btn {
    padding: 16px 36px;
    font-size: 1rem;
    width: 100%;
    max-width: 320px;
  }

  .hero-scroll {
    bottom: 24px;
  }

  .hero-scroll span {
    font-size: 0.65rem;
  }

  .hero-scroll-line {
    height: 32px;
  }

  /* Fire layers - smaller on mobile */
  .fire-layer--base {
    width: 500px;
    height: 350px;
  }

  .fire-layer--mid {
    width: 350px;
    height: 280px;
  }

  .fire-layer--top {
    width: 200px;
    height: 180px;
  }

  /* Marquee */
  .marquee-wrapper {
    padding: 24px 0;
  }

  .marquee + .marquee {
    margin-top: 12px;
  }

  .marquee-track span {
    font-size: 0.95rem;
    padding: 0 18px;
    letter-spacing: 0.08em;
  }

  .marquee-track span::before {
    width: 4px;
    height: 4px;
    margin-right: 18px;
  }

  .marquee--reverse .marquee-track span {
    font-size: 0.85rem;
    letter-spacing: 0.12em;
  }

  /* Sections */
  .section {
    padding: 80px 0;
  }

  .section--cta {
    padding: 72px 0;
  }

  .section-label {
    font-size: 0.75rem;
    letter-spacing: 0.25em;
    margin-bottom: 12px;
  }

  .section-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
    margin-bottom: 36px;
    line-height: 1.45;
  }

  .section-cta {
    margin-top: 40px;
  }

  /* About */
  .about-intro p {
    font-size: 1rem;
    line-height: 2;
  }

  /* Service overview cards */
  .service-overview-card {
    padding: 36px 28px;
    border-radius: 16px;
  }

  .service-overview-card h3 {
    font-size: 1.15rem;
  }

  .service-overview-card p {
    font-size: 0.95rem;
  }

  /* Message teaser */
  .section--message-teaser {
    padding: 80px 0;
  }

  .message-teaser-text .section-title {
    font-size: clamp(1.4rem, 5.5vw, 1.8rem);
  }

  .message-teaser-excerpt {
    font-size: 1rem;
    margin-bottom: 28px;
  }

  .message-teaser-photo img {
    height: 300px;
    border-radius: 12px;
  }

  .message-teaser-photo::after {
    bottom: -10px;
    right: -10px;
    border-radius: 12px;
  }

  /* CTA */
  .cta-title {
    font-size: clamp(1.5rem, 6vw, 2rem);
    line-height: 1.45;
  }

  .cta-desc {
    font-size: 1rem;
    margin-bottom: 32px;
  }

  .cta-desc br {
    display: none;
  }

  .cta-actions {
    flex-direction: column;
    align-items: center;
  }

  /* Buttons */
  .btn {
    padding: 14px 32px;
    font-size: 0.95rem;
    border-radius: 12px;
  }

  .btn--lg {
    padding: 16px 36px;
    font-size: 1rem;
  }

  .btn--xl {
    padding: 18px 40px;
    font-size: 1.05rem;
    width: 100%;
    max-width: 320px;
  }

  /* Page Hero (sub pages) */
  .page-hero {
    padding: 120px 0 56px;
  }

  .page-hero-title {
    font-size: clamp(1.8rem, 7vw, 2.5rem);
  }

  .page-hero-desc {
    font-size: 1rem;
  }

  .page-hero--service {
    padding-bottom: 64px;
  }

  /* Message page */
  .message-photo-large img {
    height: 320px;
    border-radius: 14px;
  }

  .message-body .message-lead {
    font-size: 1.15rem;
    margin-bottom: 28px;
  }

  .message-body p {
    font-size: 1rem;
    line-height: 2.2;
    margin-bottom: 22px;
  }

  .message-highlight {
    font-size: 1.15rem !important;
    padding-left: 16px;
    margin: 32px 0 !important;
  }

  .message-sign {
    margin-top: 40px;
  }

  .message-name {
    font-size: 1.15rem;
  }

  /* Philosophy */
  .philosophy-intro {
    font-size: 0.95rem;
    margin-bottom: 36px;
  }

  .philosophy-item {
    padding: 32px 12px;
    border-radius: 14px;
  }

  .philosophy-word {
    font-size: 0.85rem;
  }

  .philosophy-desc {
    font-size: 0.8rem;
  }

  /* Company table */
  .company-table th,
  .company-table td {
    padding: 18px 12px;
    font-size: 0.9rem;
  }

  .company-table th {
    width: 100px;
    font-size: 0.82rem;
  }

  /* Service page */
  .svc-section {
    padding: 72px 0;
  }

  .svc-hero-block {
    margin-bottom: 44px;
  }

  .svc-title {
    font-size: clamp(1.5rem, 5.5vw, 2rem);
  }

  .svc-lead {
    font-size: 1rem;
  }

  .svc-lead br {
    display: none;
  }

  .svc-card {
    padding: 28px 24px;
    border-radius: 16px;
  }

  .svc-card-icon {
    width: 36px;
    height: 36px;
    margin-bottom: 16px;
  }

  .svc-card h3 {
    font-size: 1.05rem;
    margin-bottom: 10px;
  }

  .svc-card p {
    font-size: 0.92rem;
    line-height: 1.9;
  }

  /* Flow diagram */
  .svc-flow-icon {
    width: 52px;
    height: 52px;
  }

  .svc-flow-icon svg {
    width: 26px;
    height: 26px;
  }

  .svc-flow-label {
    font-size: 0.82rem;
  }

  /* Contact form */
  .section--contact-form {
    padding: 80px 0;
  }

  .contact-header {
    margin-bottom: 32px;
  }

  .contact-lead {
    font-size: 1rem;
  }

  .contact-lead br {
    display: none;
  }

  /* Footer */
  .footer {
    padding: 48px 0 28px;
  }

  .footer-flame {
    height: 40px;
  }

  .footer-brand-name {
    font-size: 1.2rem;
  }

  .footer-brand-tagline {
    font-size: 0.75rem;
  }

  .footer-nav {
    gap: 16px;
  }

  .footer-nav a {
    font-size: 0.82rem;
  }

  .footer-copy {
    font-size: 0.72rem;
    padding-top: 20px;
  }

  /* Hide floating dots on mobile for performance */
  .float-dot {
    display: none;
  }

  /* Disable tilt on touch devices */
  [data-tilt] {
    transform: none !important;
  }

  [data-tilt] h3,
  [data-tilt] p,
  [data-tilt] .service-overview-num {
    transform: none;
  }
}

/* --- Small Smartphone (max-width: 480px) --- */
@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero-content {
    padding: 120px 0 70px;
  }

  .hero-logo img {
    height: 100px;
  }

  .hero-title {
    font-size: clamp(1.7rem, 8vw, 2.4rem);
  }

  .hero-sub {
    font-size: 0.58rem;
    letter-spacing: 0.15em;
  }

  .section {
    padding: 64px 0;
  }

  .section--cta {
    padding: 56px 0;
  }

  .section-title {
    font-size: clamp(1.3rem, 5.5vw, 1.7rem);
    margin-bottom: 28px;
  }

  .philosophy-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .philosophy-item {
    padding: 24px 10px;
  }

  .philosophy-letter {
    font-size: 2rem;
  }

  .philosophy-word {
    font-size: 0.78rem;
  }

  .philosophy-desc {
    font-size: 0.72rem;
  }

  /* Company table - stack layout */
  .company-table tr {
    display: flex;
    flex-direction: column;
    padding: 16px 0;
  }

  .company-table th,
  .company-table td {
    padding: 2px 0;
    width: 100%;
  }

  .company-table th {
    font-size: 0.78rem;
    color: var(--color-accent);
    font-weight: 700;
    margin-bottom: 4px;
  }

  .company-table td {
    font-size: 0.9rem;
  }

  /* Service overview card */
  .service-overview-card {
    padding: 28px 22px;
  }

  .service-overview-card h3 {
    font-size: 1.05rem;
  }

  .service-overview-card p {
    font-size: 0.9rem;
    line-height: 1.9;
  }

  /* Message teaser photo */
  .message-teaser-photo img {
    height: 260px;
  }

  .message-teaser-grid {
    gap: 32px;
  }

  /* Message page */
  .message-photo-large img {
    height: 280px;
  }

  .message-body p {
    font-size: 0.92rem;
    line-height: 2;
  }

  .message-body .message-lead {
    font-size: 1.05rem;
  }

  .message-highlight {
    font-size: 1.05rem !important;
  }

  /* Page hero */
  .page-hero {
    padding: 110px 0 48px;
  }

  /* Footer */
  .footer-nav {
    gap: 12px;
    flex-direction: column;
  }

  .footer-nav a {
    font-size: 0.9rem;
  }

  /* CTA - full width button */
  .btn--xl,
  .btn--lg {
    width: 100%;
    max-width: none;
    text-align: center;
  }

  /* Flow diagram compact */
  .svc-flow {
    padding: 28px 16px;
  }

  .svc-flow-icon {
    width: 48px;
    height: 48px;
  }

  .svc-flow-arrow {
    width: 24px;
  }
}

/* --- Safe area for notched devices --- */
@supports (padding: env(safe-area-inset-bottom)) {
  .footer {
    padding-bottom: calc(28px + env(safe-area-inset-bottom));
  }

  .hero {
    min-height: calc(100svh - env(safe-area-inset-top));
  }

  .nav {
    padding-bottom: env(safe-area-inset-bottom);
  }
}

/* --- Touch device optimizations --- */
@media (hover: none) and (pointer: coarse) {
  /* Larger tap targets */
  .nav-link {
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .btn {
    min-height: 48px;
  }

  .social-link {
    width: 44px;
    height: 44px;
  }

  /* Disable hover effects on touch */
  .service-overview-card:hover,
  .svc-card:hover,
  .philosophy-item:hover {
    transform: none;
    box-shadow: none;
  }

  .service-overview-card:active {
    transform: scale(0.98);
  }

  .svc-card:active {
    transform: scale(0.98);
  }

  /* Active state for buttons */
  .btn:active {
    transform: scale(0.96);
  }

  /* Reduce particle canvas opacity on touch */
  #particleCanvas {
    opacity: 0.25;
  }

  /* Hide card glow on touch */
  .card-glow {
    display: none;
  }

  /* Simplify CTA rings */
  .cta-ring--1,
  .cta-ring--2 {
    animation-duration: 60s;
  }
}