@import url("https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;0,700;0,800;1,600&family=Inter:wght@400;500;600;700&family=Oswald:wght@500;600;700&family=Zen+Kaku+Gothic+New:wght@400;500;700&family=Zen+Old+Mincho:wght@600;700&display=swap");

/* =========================================================
   PhoTriage — Futuristic SaaS landing
   Palette (60:30:10):
     60% Base   #0F172A  (deep navy)
     30% Surface slate / glass
     10% Accent  #818CF8 (indigo) -> #34D399 (emerald)
   ========================================================= */
:root {
  --navy: #0f172a;
  --navy-2: #0b1120;
  --slate: #1e293b;
  --text: #e8edf7;
  --muted: rgba(226, 232, 245, 0.66);
  --faint: rgba(226, 232, 245, 0.42);
  --indigo: #818cf8;
  --emerald: #34d399;
  --accent-grad: linear-gradient(135deg, #818cf8 0%, #34d399 100%);
  --glass: rgba(255, 255, 255, 0.055);
  --glass-strong: rgba(255, 255, 255, 0.09);
  --glass-border: rgba(255, 255, 255, 0.14);
  --radius: 22px;
  --maxw: 1180px;
  --serif: "Playfair Display", "Zen Old Mincho", "Hiragino Mincho ProN", "Yu Mincho", Georgia, serif;
  --sans: "Inter", "Zen Kaku Gothic New", -apple-system, "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
  --num: "Oswald", "Inter", sans-serif;
  --ease: cubic-bezier(0.22, 0.7, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--navy); }
body {
  font-family: var(--sans);
  color: var(--text);
  line-height: 1.8;
  letter-spacing: 0.012em;
  font-feature-settings: "palt" 1;
  background: transparent;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* ---- Aurora background ---- */
body::before {
  content: "";
  position: fixed; inset: -25%;
  z-index: -2;
  background:
    radial-gradient(38% 46% at 18% 22%, rgba(129, 140, 248, 0.42), transparent 70%),
    radial-gradient(34% 42% at 82% 16%, rgba(52, 211, 153, 0.30), transparent 70%),
    radial-gradient(46% 52% at 72% 78%, rgba(99, 102, 241, 0.34), transparent 72%),
    radial-gradient(30% 40% at 26% 86%, rgba(45, 212, 191, 0.24), transparent 72%);
  filter: blur(46px) saturate(135%);
  animation: aurora 24s var(--ease) infinite alternate;
}
@keyframes aurora {
  0%   { transform: translate3d(0, 0, 0) scale(1); }
  50%  { transform: translate3d(2.5%, -2%, 0) scale(1.09); }
  100% { transform: translate3d(-2.5%, 2.5%, 0) scale(1.05); }
}

/* ---- Grain ---- */
body::after {
  content: "";
  position: fixed; inset: 0; z-index: 9998;
  background-image: url("../images/grain.png");
  background-size: 170px 170px;
  opacity: 0.16;
  mix-blend-mode: overlay;
  pointer-events: none;
}

a { color: var(--indigo); text-decoration: none; transition: color 0.3s var(--ease); }
a:hover { color: var(--emerald); }
img { max-width: 100%; display: block; }

.container { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

.kicker {
  font-family: var(--num);
  font-size: 13px; font-weight: 600; letter-spacing: 4px; text-transform: uppercase;
  color: transparent; background: var(--accent-grad); -webkit-background-clip: text; background-clip: text;
}
.grad-text { background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* language toggle visibility */
.lang-en .ja { display: none; }
.lang-ja .en { display: none; }

/* ---- scroll reveal ---- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); will-change: opacity, transform; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } body::before { animation: none; } }

/* =================== header =================== */
.site-header { position: sticky; top: 0; z-index: 100; }
.site-header .bar {
  margin: 14px auto 0; max-width: var(--maxw);
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 20px; border-radius: 18px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  box-shadow: 0 8px 30px rgba(2, 6, 23, 0.35);
}
.brand { display: flex; align-items: center; gap: 11px; color: var(--text); }
.brand:hover { color: var(--text); }
.brand img { width: 28px; height: 28px; border-radius: 8px; }
.brand span { font-family: var(--serif); font-size: 20px; font-weight: 700; }
.brand .dot { background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nav { display: flex; align-items: center; gap: 22px; }
.nav a.nav-links { color: var(--muted); font-size: 14px; font-weight: 500; transition: color 0.3s var(--ease); }
.nav a.nav-links:hover { color: var(--text); }
.lang-switch { display: inline-flex; background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border); border-radius: 999px; padding: 3px; }
.lang-switch button {
  background: none; border: none; color: var(--faint); cursor: pointer;
  font-family: var(--num); font-size: 12px; letter-spacing: 1px; padding: 5px 12px; border-radius: 999px;
  transition: all 0.3s var(--ease);
}
.lang-switch button.active { background: var(--accent-grad); color: #06121f; font-weight: 600; }

/* =================== buttons =================== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 999px;
  font-size: 15px; font-weight: 600; letter-spacing: 0.2px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), background 0.3s var(--ease);
  will-change: transform;
}
.btn:hover { text-decoration: none; transform: scale(1.05); }
.btn:active { transform: scale(0.95); }
.btn-primary { background: var(--accent-grad); color: #07131f; box-shadow: 0 10px 30px rgba(129, 140, 248, 0.35); }
.btn-primary:hover { color: #07131f; box-shadow: 0 16px 40px rgba(52, 211, 153, 0.40); }
.btn-ghost { background: var(--glass); border: 1px solid var(--glass-border); color: var(--text); backdrop-filter: blur(10px); }
.btn-ghost:hover { color: var(--text); border-color: rgba(255,255,255,0.3); }

/* =================== hero =================== */
.hero { padding: 90px 0 60px; }
.hero .container { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.hero h1 {
  font-family: var(--serif); font-weight: 700; font-size: 64px; line-height: 1.06;
  letter-spacing: -1px; margin: 22px 0 0;
}
.hero h1 em { font-style: italic; }
.hero .lead { margin-top: 24px; font-size: 18px; color: var(--muted); max-width: 520px; }
.hero .meta { margin-top: 18px; font-family: var(--num); font-size: 12.5px; letter-spacing: 2px; color: var(--faint); text-transform: uppercase; }
.hero .cta { margin-top: 34px; display: flex; gap: 14px; flex-wrap: wrap; }

/* glass dashboard mock */
.dash { position: relative; }
.dash .glass-frame {
  border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--glass-border);
  background: var(--glass-strong);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  box-shadow: 0 40px 90px rgba(2, 6, 23, 0.6), inset 0 1px 0 rgba(255,255,255,0.12);
  transform: perspective(1600px) rotateY(-8deg) rotateX(3deg);
  transition: transform 0.6s var(--ease);
}
.dash:hover .glass-frame { transform: perspective(1600px) rotateY(-3deg) rotateX(1deg); }
.dash .glass-frame img { display: block; width: 100%; }
.float-card {
  position: absolute; padding: 14px 18px; border-radius: 16px;
  background: var(--glass-strong); border: 1px solid var(--glass-border);
  backdrop-filter: blur(20px) saturate(160%); -webkit-backdrop-filter: blur(20px) saturate(160%);
  box-shadow: 0 20px 50px rgba(2, 6, 23, 0.5);
  animation: floaty 6s var(--ease) infinite alternate;
}
.float-card .n { font-family: var(--num); font-size: 30px; font-weight: 700; line-height: 1; }
.float-card .l { font-size: 11px; letter-spacing: 1px; color: var(--muted); text-transform: uppercase; margin-top: 4px; }
.fc-1 { top: -22px; left: -34px; }
.fc-2 { bottom: 32px; right: -40px; animation-delay: 1.5s; }
@keyframes floaty { from { transform: translateY(0); } to { transform: translateY(-12px); } }

/* =================== stats band =================== */
.stats { padding: 30px 0 70px; }
.stats .grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.stat {
  text-align: left; padding: 28px 24px; border-radius: var(--radius);
  background: var(--glass); border: 1px solid var(--glass-border);
  backdrop-filter: blur(14px) saturate(150%); -webkit-backdrop-filter: blur(14px) saturate(150%);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}
.stat:hover { transform: translateY(-6px); border-color: rgba(129,140,248,0.5); }
.stat .n {
  font-family: var(--num); font-size: 52px; font-weight: 700; line-height: 0.95;
  display: flex; align-items: baseline; gap: 2px;
}
.stat .n .suffix { font-size: 24px; font-weight: 600; }
.stat .u { font-family: var(--sans); font-weight: 700; font-size: 15px; color: var(--text); margin-top: 12px; letter-spacing: 0.02em; }
.stat .l { margin-top: 4px; font-size: 13px; color: var(--muted); line-height: 1.6; letter-spacing: 0.01em; }

/* =================== generic section =================== */
section { padding: 96px 0; }
.section-head { max-width: 720px; margin: 0 auto; text-align: center; }
.section-head h2 { font-family: var(--serif); font-size: 44px; font-weight: 700; letter-spacing: -0.5px; margin-top: 14px; }
.section-head p { color: var(--muted); margin-top: 14px; font-size: 17px; }

/* =================== features =================== */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 60px; }
.card {
  padding: 32px 28px; border-radius: var(--radius);
  background: var(--glass); border: 1px solid var(--glass-border);
  backdrop-filter: blur(14px) saturate(150%); -webkit-backdrop-filter: blur(14px) saturate(150%);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
  position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: var(--accent-grad);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity 0.3s var(--ease);
}
.card:hover { transform: translateY(-8px); background: var(--glass-strong); }
.card:hover::before { opacity: 1; }
.card .num { font-family: var(--num); font-size: 22px; font-weight: 700; color: transparent; background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; }
.card h3 { font-family: var(--serif); font-size: 23px; font-weight: 600; margin: 14px 0 10px; }
.card p { color: var(--muted); font-size: 15px; }

/* =================== showcase =================== */
.shots { display: grid; gap: 90px; margin-top: 70px; }
.shotrow { display: grid; grid-template-columns: 1fr 1.12fr; gap: 56px; align-items: center; }
.shotrow:nth-child(even) .shot-text { order: 2; }
.shotrow figure { margin: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--glass-border); background: var(--glass-strong); padding: 10px; backdrop-filter: blur(12px); box-shadow: 0 30px 70px rgba(2,6,23,0.5); }
.shotrow figure img { border-radius: 14px; }
.shot-text h3 { font-family: var(--serif); font-size: 32px; font-weight: 600; letter-spacing: -0.3px; margin-top: 14px; }
.shot-text p { color: var(--muted); margin-top: 14px; font-size: 16px; }
.exif { font-family: var(--num); font-size: 12px; letter-spacing: 1px; color: var(--faint); text-transform: uppercase; margin-top: 14px; padding: 0 4px; }

/* =================== handoff / XMP workflow =================== */
.handoff { position: relative; }
.flow { display: grid; grid-template-columns: repeat(3, 1fr); gap: 50px; margin-top: 60px; }
.step {
  position: relative; padding: 32px 28px; border-radius: var(--radius);
  background: var(--glass); border: 1px solid var(--glass-border);
  backdrop-filter: blur(14px) saturate(150%); -webkit-backdrop-filter: blur(14px) saturate(150%);
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.step:hover { transform: translateY(-8px); background: var(--glass-strong); border-color: rgba(52,211,153,0.5); }
.step:not(:last-child)::after {
  content: "\2192"; position: absolute; right: -36px; top: 50%; transform: translateY(-50%);
  font-family: var(--num); font-weight: 600; font-size: 26px;
  background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.step .num { font-family: var(--num); font-size: 22px; font-weight: 700; color: transparent; background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; }
.step h3 { font-family: var(--serif); font-size: 21px; font-weight: 600; margin: 12px 0 9px; }
.step p { color: var(--muted); font-size: 15px; }
.step p code, .page code { font-family: var(--num); font-size: 0.92em; color: var(--emerald); background: rgba(52,211,153,0.10); border: 1px solid rgba(52,211,153,0.22); padding: 1px 6px; border-radius: 5px; }
.step .tag {
  display: inline-block; margin-top: 16px; padding: 6px 13px; border-radius: 999px;
  font-family: var(--num); font-size: 12px; letter-spacing: 0.6px;
  color: var(--text); background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border);
}
.handoff-notes { display: flex; flex-wrap: wrap; gap: 14px 28px; justify-content: center; margin-top: 48px; }
.handoff-notes span {
  display: inline-flex; align-items: center; gap: 9px; color: var(--muted); font-size: 15px;
}
.handoff-notes span::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent-grad);
  box-shadow: 0 0 10px rgba(52,211,153,0.6);
}

/* =================== CTA =================== */
.cta-panel {
  text-align: center; border-radius: 28px; padding: 72px 40px;
  background: var(--glass-strong); border: 1px solid var(--glass-border);
  backdrop-filter: blur(18px) saturate(160%); -webkit-backdrop-filter: blur(18px) saturate(160%);
  box-shadow: 0 40px 90px rgba(2,6,23,0.5);
  position: relative; overflow: hidden;
}
.cta-panel h2 { font-family: var(--serif); font-size: 46px; font-weight: 700; letter-spacing: -0.5px; }
.cta-panel p { color: var(--muted); margin-top: 14px; font-size: 18px; }
.cta-panel .cta { margin-top: 30px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* =================== formats =================== */
.format-chips { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 40px; }
.chip {
  font-family: var(--num); font-size: 14px; letter-spacing: 1px; color: var(--muted);
  padding: 9px 18px; border-radius: 999px; background: var(--glass); border: 1px solid var(--glass-border);
  transition: all 0.3s var(--ease);
}
.chip:hover { color: var(--text); border-color: rgba(52,211,153,0.5); transform: translateY(-3px); }

/* =================== legal / content pages =================== */
.page { padding: 64px 0 90px; }
.page .panel {
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--radius);
  backdrop-filter: blur(16px) saturate(150%); -webkit-backdrop-filter: blur(16px) saturate(150%);
  padding: 48px 44px; box-shadow: 0 30px 70px rgba(2,6,23,0.4);
}
.page h1 { font-family: var(--serif); font-size: 42px; font-weight: 700; letter-spacing: -0.5px; }
.page .updated { font-family: var(--num); color: var(--faint); font-size: 12px; letter-spacing: 1.5px; margin-top: 10px; text-transform: uppercase; }
.page h2 { font-family: var(--serif); font-size: 23px; font-weight: 600; margin: 38px 0 12px; }
.page p, .page li { color: rgba(226,232,245,0.82); font-size: 16px; }
.page p { margin: 12px 0; }
.page ul { margin: 12px 0 12px 22px; }
.page li { margin: 6px 0; }
.page .muted { color: var(--muted); }

.legal-table { width: 100%; border-collapse: collapse; margin-top: 8px; }
.legal-table th, .legal-table td { text-align: left; padding: 16px 18px; border-bottom: 1px solid var(--glass-border); font-size: 15px; vertical-align: top; }
.legal-table th { width: 240px; color: var(--muted); font-weight: 600; font-family: var(--num); font-size: 12.5px; letter-spacing: 0.5px; text-transform: uppercase; }
.legal-table td { color: rgba(226,232,245,0.88); }
.legal-table tr:last-child th, .legal-table tr:last-child td { border-bottom: none; }

.contact-box { border: 1px solid var(--glass-border); border-radius: var(--radius); padding: 36px; margin-top: 28px; text-align: center; background: var(--glass-strong); }
.contact-box .label { font-family: var(--num); font-size: 12px; letter-spacing: 2px; text-transform: uppercase; color: var(--faint); }
.contact-box .email { font-family: var(--serif); font-size: 28px; font-weight: 700; margin-top: 8px; }

.backlink { display: inline-block; margin-top: 40px; font-family: var(--num); color: var(--muted); font-size: 13px; letter-spacing: 1px; text-transform: uppercase; }

/* =================== footer =================== */
.site-footer { border-top: 1px solid var(--glass-border); padding: 54px 0; margin-top: 40px; }
.site-footer .container { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; align-items: center; }
.foot-brand { display: flex; align-items: center; gap: 10px; }
.foot-brand img { width: 24px; height: 24px; border-radius: 6px; }
.foot-brand span { font-family: var(--serif); font-weight: 700; }
.foot-links { display: flex; flex-wrap: wrap; gap: 22px; }
.foot-links a { color: var(--muted); font-size: 14px; }
.foot-links a:hover { color: var(--text); }
.copyright { font-family: var(--num); color: var(--faint); font-size: 12px; letter-spacing: 1px; width: 100%; }

/* =================== responsive =================== */
@media (max-width: 940px) {
  .hero .container { grid-template-columns: 1fr; gap: 48px; }
  .hero h1 { font-size: 46px; }
  .dash .glass-frame { transform: none; }
  .stats .grid { grid-template-columns: repeat(2, 1fr); }
  .features { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr; gap: 44px; }
  .step:not(:last-child)::after { content: "\2193"; right: auto; left: 50%; top: auto; bottom: -34px; transform: translateX(-50%); }
  .shotrow { grid-template-columns: 1fr; gap: 24px; }
  .shotrow:nth-child(even) .shot-text { order: 0; }
  .section-head h2, .cta-panel h2 { font-size: 32px; }
  .nav .nav-links { display: none; }
  .fc-1 { left: 0; } .fc-2 { right: 0; }
  .page .panel { padding: 30px 22px; }
  .legal-table th { width: 130px; }
}