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

:root {
  --black:   #0a0a0f;
  --dark:    #111118;
  --card:    #16161f;
  --border:  rgba(255,255,255,0.08);
  --accent:  #6c63ff;
  --accent2: #00d4aa;
  --text:    #e8e8f0;
  --muted:   #888899;
  --white:   #ffffff;
  --font-sans: 'Inter', 'Noto Sans JP', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--black);
  color: var(--text);
  line-height: 1.8;
  font-size: 16px;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 40px;
}

/* ===== Header ===== */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 24px 0;
  transition: background 0.3s, padding 0.3s, backdrop-filter 0.3s;
}

#header.scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(12px);
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

#header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-mark {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  letter-spacing: 0;
  flex-shrink: 0;
}

.logo-mark.small { width: 30px; height: 30px; font-size: 11px; }

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-main {
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 0.12em;
  font-family: 'Inter', sans-serif;
}

.logo-sub {
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 0.02em;
  font-weight: 300;
}

nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 32px;
}

nav ul li a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.03em;
  transition: color 0.2s;
}

nav ul li a:hover { color: var(--white); }

.nav-cta {
  background: var(--accent) !important;
  color: #fff !important;
  padding: 8px 20px;
  border-radius: 6px;
  font-weight: 500 !important;
  transition: opacity 0.2s !important;
}

.nav-cta:hover { opacity: 0.85; }

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

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

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(108,99,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(108,99,255,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 60%, rgba(108,99,255,0.18) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 80% 30%, rgba(0,212,170,0.12) 0%, transparent 60%);
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 20px;
}

.hero-badge {
  display: inline-block;
  background: rgba(108,99,255,0.15);
  border: 1px solid rgba(108,99,255,0.3);
  color: #a09bff;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero-content h1 {
  font-size: clamp(48px, 8vw, 88px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--white);
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: clamp(15px, 1.8vw, 18px);
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 48px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

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

.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 14px 36px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.05em;
  border: none;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s;
}

.btn-primary:hover { opacity: 0.85; transform: translateY(-1px); }

.btn-outline {
  display: inline-block;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 14px 36px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.05em;
  transition: border-color 0.2s, background 0.2s;
}

.btn-outline:hover {
  border-color: rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.04);
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.2em;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--muted), transparent);
  animation: scrollDown 1.8s ease infinite;
}

@keyframes scrollDown {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===== Section Common ===== */
section { padding: 120px 0; }

.section-header {
  text-align: center;
  margin-bottom: 72px;
}

.section-label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3em;
  color: var(--accent);
  margin-bottom: 14px;
  font-family: 'Inter', sans-serif;
}

.section-header h2 {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
}

/* ===== About ===== */
#about { background: var(--dark); }

.about-content {
  max-width: 760px;
  margin: 0 auto;
}

.about-main p {
  color: var(--muted);
  font-size: 15px;
  line-height: 2;
  margin-bottom: 20px;
}

.about-lead {
  font-size: 18px !important;
  color: var(--text) !important;
  font-weight: 500;
}

.about-stats {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.stat-item {
  padding: 28px 32px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.stat-number {
  font-size: 32px;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
  font-family: 'Inter', sans-serif;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.05em;
}

/* ===== Services ===== */
#services { background: var(--black); }

.services-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.service-block {
  display: grid;
  grid-template-columns: auto 1fr 1fr;
  gap: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
}

.service-block.reverse {
  grid-template-columns: auto 1fr 1fr;
}

.service-meta {
  padding: 40px 28px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  min-width: 90px;
  justify-content: flex-start;
  padding-top: 48px;
}

.service-num {
  font-family: 'Inter', sans-serif;
  font-size: 36px;
  font-weight: 700;
  color: var(--border);
  line-height: 1;
}

.service-tag {
  writing-mode: vertical-rl;
  font-size: 10px;
  letter-spacing: 0.15em;
  color: var(--accent);
  font-weight: 500;
  font-family: 'Inter', sans-serif;
}

.service-body {
  padding: 48px 40px;
  border-right: 1px solid var(--border);
}

.service-body h3 {
  font-size: 24px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.service-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 24px;
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.service-features li {
  font-size: 13px;
  color: var(--text);
  padding-left: 20px;
  position: relative;
}

.service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent2);
}

.service-link {
  display: inline-block;
  margin-top: 24px;
  color: var(--accent);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  transition: color 0.2s;
}

.service-link:hover { color: var(--accent2); }

/* Service visuals */
.service-visual {
  padding: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.01);
}

.visual-inner {
  width: 100%;
  max-width: 360px;
}

/* Ticket mock */
.ticket-mock {
  background: linear-gradient(135deg, #1a1a2e, #16213e);
  border: 1px solid rgba(108,99,255,0.3);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 20px 60px rgba(108,99,255,0.15);
}

.ticket-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.ticket-brand {
  font-size: 16px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: 'Inter', sans-serif;
}

.ticket-type {
  font-size: 9px;
  letter-spacing: 0.15em;
  color: var(--muted);
}

.ticket-name {
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  letter-spacing: 0.02em;
}

.ticket-detail {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 16px;
}

.ticket-divider {
  height: 1px;
  background: repeating-linear-gradient(90deg, var(--border) 0, var(--border) 6px, transparent 6px, transparent 12px);
  margin-bottom: 16px;
}

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

.qr-mock {
  width: 44px;
  height: 44px;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,0.15) 0, rgba(255,255,255,0.15) 4px, transparent 4px, transparent 8px),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.15) 0, rgba(255,255,255,0.15) 4px, transparent 4px, transparent 8px);
  border-radius: 4px;
}

.ticket-qr span {
  font-size: 12px;
  color: var(--muted);
  font-family: 'Inter', sans-serif;
}

/* Space mock */
.space-mock {
  background: var(--dark);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.space-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
  font-size: 12px;
  color: var(--muted);
}

.space-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.space-dot.red    { background: #ff5f57; }
.space-dot.yellow { background: #febc2e; }
.space-dot.green  { background: #28c840; }

.space-body {
  padding: 24px 20px;
}

.desk-row {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
}

.desk {
  flex: 1;
  height: 36px;
  border-radius: 6px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  position: relative;
}

.desk.active {
  background: rgba(0,212,170,0.12);
  border-color: rgba(0,212,170,0.3);
}

.desk.active::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent2);
  opacity: 0.8;
}

.space-info {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--muted);
}

.info-tag {
  background: rgba(0,212,170,0.15);
  color: var(--accent2);
  padding: 2px 10px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

/* ===== Company ===== */
#company { background: var(--dark); }

.company-wrap {
  max-width: 760px;
  margin: 0 auto;
}

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

.company-table th,
.company-table td {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  text-align: left;
  vertical-align: top;
  line-height: 1.8;
}

.company-table tr:first-child th,
.company-table tr:first-child td {
  border-top: 1px solid var(--border);
}

.company-table th {
  width: 160px;
  color: var(--muted);
  font-weight: 500;
  white-space: nowrap;
  font-size: 13px;
}

.company-table td {
  color: var(--text);
}

.company-table td a {
  color: var(--accent);
  text-decoration: none;
}

.company-table td a:hover { text-decoration: underline; }

/* ===== Contact ===== */
#contact { background: var(--black); }

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
}

.contact-text .section-label { text-align: left; }

.contact-text h2 {
  font-size: 36px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.contact-text p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 28px;
}

.contact-mail {
  color: var(--accent2);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.contact-mail:hover { text-decoration: underline; }

.contact-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
}

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

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  color: var(--muted);
  margin-bottom: 8px;
  letter-spacing: 0.04em;
}

.required {
  background: rgba(108,99,255,0.2);
  color: #a09bff;
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 4px;
  margin-left: 6px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 11px 16px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: rgba(108,99,255,0.5);
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.2); }

.contact-form .btn-primary {
  width: 100%;
  text-align: center;
  font-size: 14px;
  padding: 14px;
}

/* ===== Footer ===== */
#footer {
  background: var(--dark);
  border-top: 1px solid var(--border);
  padding: 60px 0 32px;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

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

.footer-nav {
  display: flex;
  gap: 32px;
}

.footer-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.2s;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-address {
  font-size: 12px;
  color: rgba(255,255,255,0.25);
}

.footer-legal {
  font-size: 12px;
  color: rgba(255,255,255,0.25);
}
.footer-legal a {
  color: rgba(255,255,255,0.35);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-legal a:hover { color: rgba(255,255,255,0.7); }

.footer-copy {
  font-size: 12px;
  color: rgba(255,255,255,0.25);
  font-family: 'Inter', sans-serif;
}

/* ===== Fade-in ===== */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
  nav { display: none; }

  .about-content { grid-template-columns: 1fr; gap: 48px; }
  .about-stats { flex-direction: row; flex-wrap: wrap; }
  .stat-item { flex: 1; min-width: 140px; }

  .service-block { grid-template-columns: 1fr; }
  .service-meta { flex-direction: row; padding: 24px 28px; border-right: none; border-bottom: 1px solid var(--border); }
  .service-tag { writing-mode: horizontal-tb; }
  .service-body { border-right: none; border-bottom: 1px solid var(--border); }
  .service-visual { display: none; }

  .contact-inner { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }

  .footer-top { flex-direction: column; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .footer-nav { flex-wrap: wrap; justify-content: center; gap: 20px; }
}