:root {
  color-scheme: dark;

  /* ---------- Primitive palette (dark / night-garden) ---------- */
  /* Ink: deep plum/night surfaces, darkest -> lightest */
  --ink-0: #0c070b;
  --ink-1: #140b12;
  --ink-2: #1c1019;
  --ink-3: #271822;
  --ink-4: #34202d;
  --ink-5: #432a3a;

  /* Paper: warm cream surfaces, lightest -> darkest (used by light theme) */
  --paper-0: #fff6ea;
  --paper-1: #fbecd9;
  --paper-2: #f3dcc3;
  --paper-3: #e7c8a8;
  --paper-4: #cda886;

  /* Sakura: pink accent, soft -> deep */
  --sakura-soft: #ffd2dd;
  --sakura: #f3a7bc;
  --sakura-deep: #c85f7f;

  /* Lantern: warm gold accent */
  --lantern-soft: #ffd99a;
  --lantern: #f4c46f;
  --lantern-deep: #b7792f;

  /* Moss: muted green accent */
  --moss-soft: #b6c8a3;
  --moss: #8ea47a;
  --moss-deep: #5e7350;

  /* Wood: warm brown structure tone */
  --wood-soft: #a5614c;
  --wood: #7b4133;
  --wood-deep: #4a2620;

  /* ---------- Semantic surfaces (dark) ---------- */
  --bg: var(--ink-1);
  --bg-soft: var(--ink-3);
  --surface-1: var(--ink-1);
  --surface-2: var(--ink-2);
  --surface-3: var(--ink-3);
  --surface-4: var(--ink-4);

  /* ---------- Semantic text ---------- */
  --text: #fff4e8;
  --text-strong: #fffaf2;
  --muted: #d3b7aa;
  --faint: #90746d;
  --line: rgba(255, 244, 232, 0.15);
  --line-strong: rgba(255, 244, 232, 0.28);

  /* ---------- Semantic accents ---------- */
  --accent: var(--sakura);
  --accent-2: var(--lantern);
  --accent-deep: var(--sakura-deep);

  /* ---------- Glass panels ---------- */
  --panel: rgba(39, 24, 33, 0.74);
  --panel-strong: rgba(49, 30, 40, 0.96);

  /* ---------- Shadow + glow ---------- */
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.22);
  --shadow-medium: 0 20px 60px rgba(0, 0, 0, 0.32);
  --shadow-strong: 0 30px 90px rgba(0, 0, 0, 0.42);
  --shadow: var(--shadow-medium);
  --glow-sakura: 0 0 32px color-mix(in srgb, var(--sakura) 32%, transparent);
  --glow-lantern: 0 0 32px color-mix(in srgb, var(--lantern) 32%, transparent);

  /* ---------- Spacing scale (1.5x ratio) ---------- */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2.25rem;
  --space-7: 3.5rem;
  --space-8: 5.5rem;

  /* ---------- Radius ---------- */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-pill: 999px;

  /* ---------- Motion ---------- */
  --dur-fast: 160ms;
  --dur-base: 220ms;
  --dur-slow: 420ms;
  --dur-reveal: 700ms;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring: cubic-bezier(0.34, 1.32, 0.64, 1);
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);

  /* ---------- Layout ---------- */
  --container: 1120px;
  --container-wide: 1320px;
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --section-y: clamp(5rem, 14vh, 12rem);
  --section-gap: clamp(2rem, 5vw, 5rem);
  --bp-md: 900px;
  --bp-sm: 560px;

  /* ---------- Type ---------- */
  --sans: "IBM Plex Sans JP", "Zen Kaku Gothic New", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  --display: "Zen Kaku Gothic New", "IBM Plex Sans JP", ui-sans-serif, sans-serif;
  --serif: "Shippori Mincho", "Noto Serif JP", Georgia, "Times New Roman", serif;
  --mono: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --japanese: "Shippori Mincho", "Noto Serif JP", serif;
  --type-display: clamp(3.25rem, 7.6vw, 7rem);
  --type-h1: clamp(2.4rem, 5.2vw, 5rem);
  --type-h2: clamp(2rem, 4.7vw, 4.6rem);
  --type-h3: clamp(1.4rem, 2.6vw, 2rem);
  --type-body: clamp(0.98rem, 1.28vw, 1.12rem);
  --type-small: 0.82rem;
  --type-mono: clamp(0.72rem, 1.05vw, 0.9rem);
}

[data-theme="light"] {
  color-scheme: light;

  /* Surfaces shift to paper scale */
  --bg: var(--paper-0);
  --bg-soft: var(--paper-1);
  --surface-1: var(--paper-0);
  --surface-2: var(--paper-1);
  --surface-3: var(--paper-2);
  --surface-4: var(--paper-3);

  /* Text inverts toward ink */
  --text: var(--ink-1);
  --text-strong: var(--ink-0);
  --muted: #6f554c;
  --faint: #9b7f75;
  --line: rgba(36, 23, 18, 0.14);
  --line-strong: rgba(36, 23, 18, 0.26);

  /* Accents shift to their deep variants for AA contrast on light */
  --accent: var(--sakura-deep);
  --accent-2: var(--lantern-deep);
  --accent-deep: #9a3a59;

  --panel: rgba(255, 249, 239, 0.78);
  --panel-strong: rgba(255, 249, 239, 0.96);

  --shadow-soft: 0 10px 30px rgba(95, 55, 34, 0.08);
  --shadow-medium: 0 20px 60px rgba(95, 55, 34, 0.12);
  --shadow-strong: 0 30px 90px rgba(95, 55, 34, 0.18);
  --shadow: var(--shadow-medium);
  --glow-sakura: 0 0 32px color-mix(in srgb, var(--sakura-deep) 22%, transparent);
  --glow-lantern: 0 0 32px color-mix(in srgb, var(--lantern-deep) 22%, transparent);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern" 1, "liga" 1, "calt" 1, "ss01" 1;
}

code,
pre,
.code-window,
.project-code,
.terminal-lines,
.skill-grid,
.project-number,
.name-label,
.section-label {
  font-feature-settings: "kern" 1, "liga" 0, "calt" 0;
  font-variant-numeric: tabular-nums;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--text);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--wood) 11%, transparent) 1px, transparent 1px),
    linear-gradient(color-mix(in srgb, var(--wood) 8%, transparent) 1px, transparent 1px),
    radial-gradient(circle at 82% 12%, color-mix(in srgb, var(--sakura) 26%, transparent), transparent 28rem),
    radial-gradient(circle at 55% 38%, color-mix(in srgb, var(--lantern) 12%, transparent), transparent 24rem),
    radial-gradient(circle at 15% 84%, color-mix(in srgb, var(--moss) 18%, transparent), transparent 28rem),
    linear-gradient(180deg, var(--surface-1), var(--surface-2) 60%, var(--surface-3) 100%);
  background-size: 58px 58px, 58px 58px, auto, auto, auto, auto;
  transition: background var(--dur-base) var(--ease-standard), color var(--dur-base) var(--ease-standard);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(circle at 18% 18%, color-mix(in srgb, var(--sakura) 10%, transparent), transparent 18rem),
    radial-gradient(circle at 90% 68%, color-mix(in srgb, var(--lantern) 11%, transparent), transparent 22rem),
    radial-gradient(circle at 50% 92%, color-mix(in srgb, var(--moss) 8%, transparent), transparent 24rem);
}

body::selection {
  color: var(--bg);
  background: var(--accent);
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

.skip-link {
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 80;
  transform: translateY(-160%);
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--line);
  background: var(--panel-strong);
  color: var(--text);
  transition: transform var(--dur-fast) var(--ease-out);
}

.skip-link:focus {
  transform: translateY(0);
}

.hero-blob {
  position: fixed;
  top: 0;
  right: 0;
  z-index: -1;
  width: min(72vw, 940px);
  height: 100vh;
  opacity: var(--blob-opacity, 1);
  transition: opacity var(--dur-fast) var(--ease-out);
}

.logo-mark,
.theme-toggle,
.edge-nav,
.social-rail {
  position: fixed;
  z-index: 40;
}

.logo-mark {
  top: 1.55rem;
  left: 1.55rem;
  display: grid;
  width: 2.35rem;
  height: 2.35rem;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill) var(--radius-pill) var(--radius-pill) 0;
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  background: var(--panel);
  box-shadow: var(--shadow);
  transform: rotate(-45deg);
  transition: transform var(--dur-base) var(--ease-spring), box-shadow var(--dur-base) var(--ease-out);
}

.logo-mark:hover {
  transform: rotate(-45deg) scale(1.06);
  box-shadow: var(--shadow-medium), var(--glow-sakura);
}

.logo-mark span {
  transform: rotate(45deg);
}

.theme-toggle {
  top: 1.55rem;
  right: 1.55rem;
  display: grid;
  width: 2.4rem;
  height: 2.4rem;
  place-items: center;
  border: 0;
  border-radius: var(--radius-pill);
  cursor: pointer;
  color: var(--text);
  background: transparent;
}

.theme-toggle span {
  display: block;
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid currentColor;
  border-radius: var(--radius-pill);
  box-shadow: inset -0.38rem -0.1rem 0 var(--bg);
  transition: transform var(--dur-base) var(--ease-spring);
}

.theme-toggle:hover span {
  transform: rotate(18deg);
}

[data-theme="light"] .theme-toggle span {
  border-width: 0;
  background: currentColor;
  box-shadow: 0 0 0 0.34rem color-mix(in srgb, var(--text) 14%, transparent);
}

.edge-nav {
  top: 50%;
  left: 1.35rem;
  display: grid;
  gap: 1.2rem;
  transform: translateY(-50%);
}

.edge-nav a {
  writing-mode: vertical-rl;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: color var(--dur-fast) var(--ease-out);
}

.edge-nav a:hover,
.edge-nav a.is-active {
  color: var(--accent);
}

.social-rail {
  bottom: 1.55rem;
  left: 1.55rem;
  display: grid;
  gap: 0.75rem;
}

.social-rail a {
  display: grid;
  width: 2.05rem;
  height: 2.05rem;
  place-items: center;
  border: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 900;
  transition: border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-spring);
}

.social-rail a:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.section-shell {
  width: min(var(--container), calc(100% - var(--gutter) * 2));
  margin: 0 auto;
}

.section-shell--wide {
  width: min(var(--container-wide), calc(100% - var(--gutter) * 2));
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(310px, 0.72fr);
  gap: clamp(2rem, 7vw, 6rem);
  min-height: 100vh;
  align-items: center;
}

.hero::after {
  content: "創";
  position: absolute;
  bottom: 8%;
  right: 2%;
  z-index: 0;
  color: color-mix(in srgb, var(--accent-2) 7%, transparent);
  font-family: var(--japanese);
  font-size: clamp(8rem, 18vw, 18rem);
  font-weight: 700;
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.hero-copy {
  width: min(760px, 100%);
  padding-top: 4rem;
}

.code-window {
  position: relative;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--line));
  border-radius: var(--radius-md);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--sakura) 12%, transparent), transparent 38%),
    linear-gradient(220deg, color-mix(in srgb, var(--lantern) 6%, transparent), transparent 50%),
    color-mix(in srgb, var(--panel-strong) 92%, transparent);
  box-shadow: var(--shadow-strong), var(--glow-sakura);
  backdrop-filter: blur(18px);
  transition: transform var(--dur-slow) var(--ease-out), box-shadow var(--dur-slow) var(--ease-out);
  transform-style: preserve-3d;
}

.code-window:hover {
  transform: rotateX(-3deg) rotateY(4deg) translateY(-4px);
  box-shadow: var(--shadow-strong), var(--glow-sakura), var(--glow-lantern);
}

.code-window::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 8%, transparent) 1px, transparent 1px),
    linear-gradient(color-mix(in srgb, var(--accent) 6%, transparent) 1px, transparent 1px);
  background-size: 22px 22px;
  mask-image: linear-gradient(145deg, black, transparent 72%);
}

.code-topbar {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.7rem;
  padding: 0 0.95rem;
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.74rem;
}

.code-topbar span {
  width: 0.62rem;
  height: 0.62rem;
  border-radius: var(--radius-pill);
  background: var(--accent);
}

.code-topbar span:nth-child(2) {
  background: var(--accent-2);
}

.code-topbar span:nth-child(3) {
  background: var(--moss);
}

.code-topbar strong {
  margin-left: 0.45rem;
  font-weight: 800;
}

.code-window pre {
  position: relative;
  z-index: 1;
  overflow: auto;
  margin: 0;
  padding: 1.25rem;
  color: var(--text);
  font-family: var(--mono);
  font-size: var(--type-mono);
  line-height: 1.68;
}

.code-muted {
  color: var(--accent);
}

.code-status {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0;
  padding: 0.85rem 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.76rem;
}

.code-status span {
  width: 0.48rem;
  height: 0.48rem;
  border-radius: var(--radius-pill);
  background: var(--moss);
  box-shadow: 0 0 18px color-mix(in srgb, var(--moss) 80%, transparent);
  animation: statusPulse 2.4s var(--ease-standard) infinite;
}

@keyframes statusPulse {
  0%, 100% { opacity: 0.7; }
  50% { opacity: 1; }
}

.name-label,
.section-label,
.project-number {
  margin: 0;
  color: var(--accent);
  font-family: var(--mono);
  font-size: clamp(0.72rem, 1vw, 0.82rem);
  font-weight: 900;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

/* ── Hero eyebrow ───────────────────────────────── */
.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 1.6rem;
  font-family: var(--mono);
  font-size: clamp(0.72rem, 1vw, 0.84rem);
  font-weight: 600;
  letter-spacing: 0.08em;
}

.hero-name {
  color: var(--text-strong);
}

.hero-divider {
  width: 2rem;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  flex-shrink: 0;
}

.hero-available {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.22rem 0.65rem;
  border: 1px solid color-mix(in srgb, var(--moss) 45%, transparent);
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--moss) 10%, var(--surface-2));
  color: var(--moss);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
}

.hero-available span {
  width: 0.42rem;
  height: 0.42rem;
  border-radius: var(--radius-pill);
  background: var(--moss);
  box-shadow: 0 0 6px var(--moss);
  animation: statusPulse 2.4s var(--ease-standard) infinite;
}

/* ── H1 accent word ─────────────────────────────── */
.h1-accent {
  font-style: normal;
  color: var(--accent);
  -webkit-text-stroke: 0px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 10.6ch;
  margin: 0.85rem 0 1.45rem;
  font-family: var(--display);
  font-size: var(--type-display);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.92;
  font-feature-settings: "kern" 1, "liga" 1, "calt" 1;
}

h1 > span {
  display: block;
}

.role-row {
  display: block;
  margin-top: clamp(1.5rem, 2.6vw, 2.6rem);
  color: var(--muted);
  font-size: 0.52em;
  letter-spacing: -0.02em;
  line-height: 1.2;
  white-space: nowrap;
}

.role-prefix {
  margin-right: 0.18em;
  font-family: var(--sans);
  font-style: normal;
  font-weight: 400;
  color: var(--muted);
}

#roleWord {
  position: relative;
  display: inline-block;
  min-width: 14ch;
}

#roleWord::after {
  content: "";
  display: inline-block;
  width: 0.12em;
  height: 0.86em;
  margin-left: 0.1em;
  background: var(--accent);
  animation: cursorBlink 820ms steps(2, start) infinite;
  vertical-align: -0.08em;
}

.hero-summary {
  width: min(36rem, 100%);
  margin-bottom: 1.7rem;
  color: var(--muted);
  font-size: var(--type-body);
  line-height: 1.65;
}

.scroll-cta,
.project-button,
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--bg);
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  font-weight: 900;
  transition: transform var(--dur-base) var(--ease-spring), box-shadow var(--dur-base) var(--ease-out), filter var(--dur-base) var(--ease-out);
}

.scroll-cta,
.project-button {
  min-height: 2.7rem;
  padding: 0 1rem;
}

.scroll-cta:hover,
.project-button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft), var(--glow-sakura);
  filter: brightness(1.05);
}

.scroll-cta::after,
.project-button::after,
.text-link::after {
  content: "->";
  transition: transform var(--dur-base) var(--ease-spring);
}

.scroll-cta:hover::after,
.project-button:hover::after,
.text-link:hover::after {
  transform: translateX(0.3rem);
}

.scroll-indicator {
  position: absolute;
  bottom: 1.65rem;
  left: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  transform: translateX(-50%);
  color: var(--faint);
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.7;
  transition: opacity var(--dur-fast) var(--ease-out);
}

.scroll-indicator:hover {
  opacity: 1;
}

.scroll-indicator::before {
  content: "";
  display: block;
  width: 1px;
  height: 2.8rem;
  background: linear-gradient(to bottom, transparent, var(--accent), transparent);
  animation: scrollLine 2s var(--ease-standard) infinite;
}

.scroll-indicator::after {
  content: "scroll";
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 0; }
  40%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  60%  { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

.project-section {
  position: relative;
  display: grid;
  min-height: 118vh;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.82fr);
  gap: var(--section-gap);
  align-items: center;
  padding: var(--section-y) 0;
}

.project-section::before {
  content: "";
  position: absolute;
  inset: 12% auto auto -2rem;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: var(--radius-pill);
  background: var(--accent);
  box-shadow:
    1.5rem 2rem 0 color-mix(in srgb, var(--accent) 64%, transparent),
    3rem 4.2rem 0 color-mix(in srgb, var(--accent-2) 58%, transparent),
    5rem 1.1rem 0 color-mix(in srgb, var(--moss) 58%, transparent),
    58vw 12vh 0 color-mix(in srgb, var(--accent) 42%, transparent),
    63vw 18vh 0 color-mix(in srgb, var(--accent-2) 40%, transparent),
    70vw 10vh 0 color-mix(in srgb, var(--moss) 38%, transparent),
    80vw 30vh 0 color-mix(in srgb, var(--accent) 32%, transparent);
  opacity: 0.48;
}

.project-section + .project-section {
  margin-top: 8vh;
}

.project-flip {
  grid-template-columns: minmax(320px, 0.82fr) minmax(0, 1.08fr);
}

.project-flip .project-visual {
  order: 2;
}

.decor-type {
  position: absolute;
  top: 15%;
  left: 0;
  z-index: -1;
  margin: 0;
  color: color-mix(in srgb, var(--accent) 14%, transparent);
  font-family: var(--japanese);
  font-size: clamp(4.8rem, 13vw, 12rem);
  font-style: normal;
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1;
  white-space: nowrap;
  user-select: none;
}

.project-visual {
  position: relative;
  min-height: 26rem;
  perspective: 1100px;
  transform-style: preserve-3d;
  transition:
    transform 0.24s var(--ease-out),
    filter 0.24s var(--ease-out);
  will-change: transform;
}

.project-visual:hover {
  transform: translateY(-0.45rem);
  filter: drop-shadow(0 0 42px color-mix(in srgb, var(--accent) 16%, transparent));
}

.laptop-mockup::before {
  content: "";
  position: absolute;
  inset: 8% 2% auto;
  height: 64%;
  border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
  border-radius: 0.65rem;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--wood) 70%, #000) 0 0.45rem, transparent 0.45rem calc(100% - 0.45rem), color-mix(in srgb, var(--wood) 70%, #000) calc(100% - 0.45rem)),
    linear-gradient(145deg, #2d1f24, #110b10);
  box-shadow: var(--shadow);
  transform: rotateX(4deg) rotateY(-9deg) rotateZ(1deg);
  transition:
    border-color 0.24s var(--ease-out),
    box-shadow 0.24s var(--ease-out),
    transform 0.24s var(--ease-out);
}

.laptop-mockup::after {
  content: "";
  position: absolute;
  left: 10%;
  right: 16%;
  top: 72%;
  height: 1.1rem;
  border-radius: 0 0 2rem 2rem;
  background: linear-gradient(90deg, var(--wood), #2a1716 50%, var(--wood));
  transform: rotateX(62deg) rotateZ(1deg);
  transition:
    filter 0.24s var(--ease-out),
    transform 0.24s var(--ease-out);
}

.laptop-mockup:hover::before {
  border-color: color-mix(in srgb, var(--accent) 42%, transparent);
  box-shadow: var(--shadow-medium), 0 0 48px color-mix(in srgb, var(--accent) 14%, transparent);
  transform: rotateX(3deg) rotateY(-7deg) rotateZ(0.5deg) translateY(-0.18rem);
}

.laptop-mockup:hover::after {
  filter: brightness(1.08);
  transform: rotateX(62deg) rotateZ(0.5deg) translateY(-0.08rem);
}

.screen {
  position: absolute;
  top: 13%;
  left: 8%;
  z-index: 1;
  width: 77%;
  height: 52%;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--accent) 16%, transparent);
  border-radius: 0.2rem;
  background: color-mix(in srgb, var(--bg-soft) 92%, #000);
  transform: rotateX(4deg) rotateY(-9deg) rotateZ(1deg);
  transition:
    border-color 0.24s var(--ease-out),
    transform 0.24s var(--ease-out),
    filter 0.24s var(--ease-out);
}

.laptop-mockup:hover .screen {
  border-color: color-mix(in srgb, var(--accent-2) 36%, transparent);
  filter: brightness(1.08) saturate(1.06);
  transform: rotateX(3deg) rotateY(-7deg) rotateZ(0.5deg) translateY(-0.18rem);
}

/* ── Thred mockup ───────────────────────────────── */
.thred-screen {
  display: grid;
  grid-template-rows: auto 1fr;
  background: color-mix(in srgb, var(--ink-1) 96%, transparent);
  overflow: hidden;
}

.thred-topbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  height: 1.6rem;
  padding: 0 0.7rem;
  background: var(--ink-2);
  border-bottom: 1px solid var(--line);
}

.thred-logo {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: var(--radius-pill);
  background: var(--sakura);
  flex-shrink: 0;
}

.thred-topbar span:not(.thred-logo) {
  height: 0.35rem;
  border-radius: var(--radius-pill);
  background: var(--line);
}

.thred-topbar span:nth-child(2) { width: 3rem; }
.thred-topbar span:nth-child(3) { width: 2rem; margin-left: auto; }

.thred-body {
  display: grid;
  grid-template-columns: 1.8rem 1fr;
  overflow: hidden;
}

.thred-sidebar {
  display: grid;
  align-content: start;
  gap: 0.55rem;
  padding: 0.6rem 0.3rem;
  background: var(--ink-2);
  border-right: 1px solid var(--line);
}

.thred-nav-item {
  height: 1rem;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--accent) 20%, transparent);
}

.thred-nav-active {
  background: color-mix(in srgb, var(--sakura) 55%, transparent);
}

.thred-feed {
  display: grid;
  align-content: start;
  gap: 0.45rem;
  padding: 0.55rem;
  overflow: hidden;
}

.thred-card {
  display: grid;
  gap: 0.3rem;
  padding: 0.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--ink-3);
}

.thred-card--ai {
  border-color: color-mix(in srgb, var(--sakura) 38%, transparent);
  background: color-mix(in srgb, var(--sakura) 8%, var(--ink-3));
}

.thred-ai-badge {
  width: 2rem;
  height: 0.3rem;
  border-radius: var(--radius-pill);
  background: var(--sakura);
  opacity: 0.7;
}

.thred-card span:not(.thred-ai-badge) {
  display: block;
  height: 0.38rem;
  border-radius: var(--radius-pill);
  background: var(--line);
}

.thred-card span:first-of-type:not(.thred-ai-badge) { width: 90%; }
.thred-card span:nth-of-type(2):not(.thred-ai-badge) { width: 75%; }
.thred-short { width: 55% !important; }

/* ── SoccerSense mockup ─────────────────────────── */
.soccer-screen {
  display: grid;
  grid-template-rows: 1.6rem 1fr auto;
  background: color-mix(in srgb, var(--ink-1) 98%, transparent);
  border-color: color-mix(in srgb, var(--moss) 40%, transparent);
  box-shadow: var(--shadow-strong), 0 0 40px color-mix(in srgb, var(--moss) 18%, transparent);
}

.soccer-topbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0 0.8rem;
  background: var(--ink-2);
  border-bottom: 1px solid color-mix(in srgb, var(--moss) 24%, transparent);
}

.soccer-topbar span:first-child {
  height: 0.35rem;
  width: 4rem;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--moss) 50%, transparent);
}

.soccer-rec {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: var(--radius-pill);
  background: #e05;
  margin-left: auto;
  animation: recPulse 1.4s ease-in-out infinite;
}

@keyframes recPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.soccer-field {
  position: relative;
  background: color-mix(in srgb, var(--moss-deep) 28%, var(--ink-1));
  overflow: hidden;
}

.field-lines {
  position: absolute;
  inset: 0;
}

.field-center {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 3.5rem;
  height: 3.5rem;
  border: 1px solid color-mix(in srgb, var(--moss) 30%, transparent);
  border-radius: var(--radius-pill);
  transform: translate(-50%, -50%);
}

.field-box {
  position: absolute;
  top: 20%;
  height: 60%;
  width: 22%;
  border: 1px solid color-mix(in srgb, var(--moss) 22%, transparent);
}

.field-box--left { left: 0; border-left: none; }
.field-box--right { right: 0; border-right: none; }

.player-dot {
  position: absolute;
  width: 0.55rem;
  height: 0.55rem;
  border-radius: var(--radius-pill);
  background: var(--sakura);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 6px var(--sakura);
}

.player-dot--opp {
  background: var(--lantern);
  box-shadow: 0 0 6px var(--lantern);
}

.player-dot--ball {
  width: 0.38rem;
  height: 0.38rem;
  background: #fff;
  box-shadow: 0 0 8px rgba(255,255,255,0.8);
}

.track-path {
  position: absolute;
  top: 44%;
  left: 22%;
  width: 30%;
  height: 0.5rem;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--sakura) 50%, transparent));
  clip-path: polygon(0 50%, 60% 30%, 100% 50%, 60% 70%);
}

.soccer-stats {
  display: grid;
  gap: 0.3rem;
  padding: 0.45rem 0.7rem;
  background: var(--ink-2);
  border-top: 1px solid color-mix(in srgb, var(--moss) 20%, transparent);
}

.stat-bar {
  display: block;
  height: 0.28rem;
  border-radius: var(--radius-pill);
  background: var(--line);
  overflow: hidden;
}

.stat-bar em {
  display: block;
  height: 100%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--moss), var(--sakura));
  font-style: normal;
}

/* ── SyncLink terminal ──────────────────────────── */
.systems-screen {
  display: grid;
  align-content: start;
  padding: 0.8rem 1rem;
  gap: 0.5rem;
  background: color-mix(in srgb, var(--ink-0) 98%, transparent);
}

.terminal-prompt {
  color: var(--moss);
  font-family: var(--mono);
  font-size: clamp(0.56rem, 0.85vw, 0.72rem);
  letter-spacing: 0.1em;
  border-bottom: 1px solid var(--line);
  padding-bottom: 0.4rem;
  margin-bottom: 0.2rem;
}

.terminal-lines {
  display: grid;
  gap: 0.38rem;
  width: 100%;
  font-family: var(--mono);
  font-size: clamp(0.58rem, 0.9vw, 0.78rem);
  line-height: 1.5;
}

.t-cmd { color: color-mix(in srgb, var(--text) 90%, transparent); }
.t-ok  { color: var(--moss); }
.t-muted { color: var(--faint); }
.t-cursor {
  color: var(--accent);
  animation: cursorBlink 820ms steps(2, start) infinite;
}

/* ── ThreadIt mockup ────────────────────────────── */
.threadit-screen {
  display: grid;
  grid-template-rows: 1.5rem 1fr auto;
  background: color-mix(in srgb, var(--ink-1) 96%, transparent);
  overflow: hidden;
}

.threadit-topbar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0 0.7rem;
  background: var(--ink-2);
  border-bottom: 1px solid var(--line);
}

.threadit-topbar span {
  height: 0.35rem;
  border-radius: var(--radius-pill);
  background: var(--line);
}

.threadit-topbar span:nth-child(1) { width: 2.5rem; }
.threadit-topbar span:nth-child(2) { width: 2rem; }
.ti-tag {
  width: 1.2rem !important;
  margin-left: auto;
  background: color-mix(in srgb, var(--lantern) 50%, transparent) !important;
}

.threadit-posts {
  display: grid;
  align-content: start;
  gap: 0.4rem;
  padding: 0.55rem;
  overflow: hidden;
}

.ti-post {
  display: grid;
  gap: 0.28rem;
  padding: 0.45rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--ink-3);
}

.ti-post--pinned {
  border-color: color-mix(in srgb, var(--lantern) 36%, transparent);
  background: color-mix(in srgb, var(--lantern) 6%, var(--ink-3));
}

.ti-post span {
  display: block;
  height: 0.35rem;
  border-radius: var(--radius-pill);
  background: var(--line);
}

.ti-post span:first-child { width: 88%; }
.ti-post span:nth-child(2) { width: 68%; }
.ti-short { width: 50% !important; }
.ti-meta { width: 36% !important; background: color-mix(in srgb, var(--lantern) 30%, transparent) !important; }
.ti-send {
  width: 1.5rem !important;
  height: 0.9rem !important;
  background: color-mix(in srgb, var(--lantern) 50%, transparent) !important;
  border-radius: var(--radius-sm) !important;
}

.threadit-compose {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.55rem;
  border-top: 1px solid var(--line);
  background: var(--ink-2);
}

/* ── Onsight pipeline mockup ────────────────────── */
.onsight-screen {
  display: grid;
  grid-template-rows: auto 1fr;
  background: color-mix(in srgb, var(--ink-1) 97%, transparent);
  overflow: hidden;
}

.onsight-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.45rem 0.7rem;
  background: var(--ink-2);
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.onsight-eps {
  color: var(--accent);
  font-size: 0.58rem;
}

.onsight-modules {
  display: grid;
  align-content: start;
  gap: 0.28rem;
  padding: 0.5rem;
}

.onsight-mod {
  display: grid;
  grid-template-columns: 3.4rem 1fr auto;
  align-items: center;
  gap: 0.5rem;
  padding: 0.36rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--ink-3);
}

.onsight-mod--done {
  border-color: color-mix(in srgb, var(--accent) 22%, var(--line));
}

.onsight-mod--active {
  border-color: color-mix(in srgb, var(--lantern) 48%, var(--line));
  background: color-mix(in srgb, var(--lantern) 6%, var(--ink-3));
}

.om-tag {
  padding: 0.12rem 0.3rem;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--accent) 16%, var(--ink-2));
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.56rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-align: center;
}

.onsight-mod--active .om-tag {
  background: color-mix(in srgb, var(--lantern) 22%, var(--ink-2));
  color: var(--lantern);
}

.om-label {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.58rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.om-check {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: color-mix(in srgb, var(--accent) 70%, transparent);
  flex-shrink: 0;
}

.om-pulse {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--lantern);
  flex-shrink: 0;
  animation: recPulse 1.4s ease-in-out infinite;
}

.threadit-compose span:first-child {
  flex: 1;
  height: 0.6rem;
  border-radius: var(--radius-sm);
  background: var(--ink-4);
  border: 1px solid var(--line);
}

.phone-mockup {
  display: grid;
  grid-template-columns: repeat(2, minmax(8rem, 13rem));
  justify-content: center;
  align-items: center;
  gap: 1rem;
}

.phone {
  display: grid;
  gap: 0.8rem;
  height: 25rem;
  padding: 1.3rem 1rem;
  border: 0.65rem solid color-mix(in srgb, var(--wood) 56%, #130a0e);
  border-radius: 2rem;
  background: color-mix(in srgb, var(--bg-soft) 86%, #000);
  box-shadow: var(--shadow);
  transition:
    border-color 0.24s var(--ease-out),
    box-shadow 0.24s var(--ease-out),
    filter 0.24s var(--ease-out),
    transform 0.24s var(--ease-out);
}

.phone-left {
  transform: translateY(2rem) rotate(-6deg);
}

.phone-right {
  transform: translateY(-1rem) rotate(6deg);
}

.phone-mockup:hover .phone {
  border-color: color-mix(in srgb, var(--accent) 44%, var(--wood));
  box-shadow: var(--shadow-medium), 0 0 42px color-mix(in srgb, var(--accent) 12%, transparent);
  filter: brightness(1.08) saturate(1.05);
}

.phone-mockup:hover .phone-left {
  transform: translateY(1.7rem) rotate(-4deg);
}

.phone-mockup:hover .phone-right {
  transform: translateY(-1.35rem) rotate(4deg);
}

.phone span:nth-child(2),
.phone span:nth-child(4) {
  background: color-mix(in srgb, var(--moss) 42%, var(--bg-soft));
}

.project-copy {
  --mouse-x: 50%;
  --mouse-y: 50%;
  --spot-op: 0;

  position: relative;
  align-self: end;
  padding: 2.4rem 2.2rem 2.8rem;
  padding-bottom: max(2.8rem, 13vh - 2.8rem);
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  background:
    linear-gradient(145deg, color-mix(in srgb, var(--sakura) 4%, transparent), transparent 55%),
    var(--panel);
  box-shadow: var(--shadow-soft);
  transform-style: preserve-3d;
  transition:
    box-shadow 0.3s var(--ease-out),
    border-color 0.3s var(--ease-out);
  will-change: transform;
}

.project-copy::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    26rem circle at var(--mouse-x) var(--mouse-y),
    color-mix(in srgb, var(--sakura) 18%, transparent),
    transparent 68%
  );
  opacity: var(--spot-op);
  transition: opacity 0.4s var(--ease-out);
  pointer-events: none;
  z-index: 0;
}

.project-copy > * {
  position: relative;
  z-index: 1;
}

.project-copy:hover {
  border-color: color-mix(in srgb, var(--accent) 42%, var(--line));
  box-shadow: var(--shadow-medium), 0 0 56px color-mix(in srgb, var(--accent) 16%, transparent);
}

.project-number {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  margin-bottom: 0.2rem;
  color: var(--accent);
}

.project-number span {
  display: inline-block;
  width: 3rem;
  height: 1px;
  background: linear-gradient(90deg, var(--accent), transparent);
}

.project-copy h2 {
  position: relative;
}

.project-copy h2::after {
  content: "";
  display: block;
  width: 2.5rem;
  height: 2px;
  margin-top: 0.9rem;
  background: linear-gradient(90deg, var(--accent-2), transparent);
  border-radius: var(--radius-pill);
}

.project-copy h2,
.details h2,
.contact h2 {
  max-width: 12ch;
  margin: 1rem 0;
  font-family: var(--display);
  font-size: var(--type-h2);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 0.98;
}

.project-copy p:not(.project-number),
.details p,
.contact p {
  max-width: 34rem;
  color: var(--muted);
  line-height: 1.65;
}

.stack-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1.3rem 0 1.5rem;
}

.stack-tags span {
  padding: 0.28rem 0.72rem;
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--line));
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--accent) 8%, var(--surface-2));
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: background var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
}

.stack-tags span:hover {
  background: color-mix(in srgb, var(--accent) 18%, var(--surface-2));
  border-color: var(--accent);
  color: var(--text);
}

.details {
  position: relative;
  display: grid;
  min-height: 115vh;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.8fr);
  gap: var(--section-gap);
  align-items: center;
  padding: var(--section-y) 0;
}

.details::after {
  content: "旅";
  position: absolute;
  right: -4vw;
  bottom: 12%;
  z-index: -1;
  color: color-mix(in srgb, var(--accent) 11%, transparent);
  font-family: var(--japanese);
  font-size: clamp(10rem, 24vw, 22rem);
  font-weight: 700;
  line-height: 1;
  user-select: none;
  pointer-events: none;
}

.text-link {
  margin-top: 1rem;
  padding: 0.75rem 0;
  color: var(--accent);
  background: transparent;
}

.details-card {
  align-self: stretch;
  display: grid;
  align-content: start;
  gap: 1rem;
  min-height: 34rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 70% 18%, color-mix(in srgb, var(--sakura) 26%, transparent), transparent 24%),
    linear-gradient(140deg, color-mix(in srgb, var(--lantern) 14%, transparent), transparent 38%),
    linear-gradient(20deg, color-mix(in srgb, var(--moss) 18%, transparent), transparent 42%),
    var(--panel);
  box-shadow: var(--shadow-medium);
}

.card-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.card-label span {
  width: 3rem;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
}

.profile-panel {
  padding: 1.4rem;
  border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--lantern) 6%, transparent), transparent 60%),
    var(--panel-strong);
}

.photo-slot {
  position: relative;
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.photo-img {
  display: block;
  width: 100%;
  min-height: 24rem;
  max-height: 34rem;
  object-fit: cover;
  object-position: center top;
  border-radius: var(--radius-lg);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--line));
  box-shadow: var(--shadow-medium), 0 0 40px color-mix(in srgb, var(--sakura) 12%, transparent);
  transition: transform var(--dur-slow) var(--ease-out);
}

.photo-img:hover {
  transform: scale(1.02);
}

.photo-slot::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, transparent 55%, color-mix(in srgb, var(--ink-0) 52%, transparent) 100%),
    linear-gradient(135deg, color-mix(in srgb, var(--sakura) 8%, transparent), transparent 50%);
  pointer-events: none;
}

.photo-frame {
  display: grid;
  min-height: 24rem;
  place-items: center;
  align-content: center;
  gap: 0.35rem;
  border: 1px dashed color-mix(in srgb, var(--accent) 45%, var(--line));
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 16%, transparent), transparent 42%),
    linear-gradient(45deg, color-mix(in srgb, var(--wood) 18%, transparent), transparent 48%),
    color-mix(in srgb, var(--panel-strong) 80%, transparent);
  color: var(--text);
  text-align: center;
}

.photo-frame::before,
.photo-frame::after {
  content: "";
  position: absolute;
  width: 4.2rem;
  height: 4.2rem;
  border: 1px solid color-mix(in srgb, var(--accent) 32%, transparent);
  border-radius: 999px 999px 999px 0;
  opacity: 0.45;
}

.photo-frame::before {
  top: 1.2rem;
  right: 1.2rem;
  transform: rotate(-30deg);
}

.photo-frame::after {
  bottom: 1.2rem;
  left: 1.2rem;
  transform: rotate(150deg);
}

.photo-frame span {
  font-size: clamp(1.4rem, 3vw, 2.5rem);
  font-weight: 850;
  letter-spacing: -0.035em;
}

.photo-frame small,
.photo-slot figcaption {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.photo-slot figcaption {
  margin-top: 0.65rem;
}

.profile-panel p,
.profile-panel span {
  color: var(--muted);
}

.profile-panel strong {
  display: block;
  margin: 0.25rem 0;
  font-size: clamp(2.4rem, 7vw, 5rem);
  line-height: 1;
}

.stack {
  padding: var(--section-y) 0;
}

.skill-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  margin-top: 1.3rem;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.skill-grid span {
  padding: 1rem;
  color: var(--muted);
  background: color-mix(in srgb, var(--surface-2) 92%, var(--panel));
  font-family: var(--mono);
  font-size: var(--type-small);
  transition: color var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out);
}

.skill-grid span:hover {
  color: var(--accent);
  background: color-mix(in srgb, var(--sakura) 12%, var(--surface-2));
}

.contact {
  min-height: 80vh;
  padding: var(--section-y) 0;
}

.contact h2 {
  max-width: 13ch;
}

.contact-links {
  display: grid;
  width: min(36rem, 100%);
  margin-top: 2rem;
  border-top: 1px solid var(--line);
}

.contact-links a {
  display: flex;
  justify-content: space-between;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  font-weight: 900;
  transition: color var(--dur-fast) var(--ease-out), padding-left var(--dur-base) var(--ease-out);
}

.contact-links a:hover {
  color: var(--accent);
  padding-left: 0.5rem;
}

.contact-links a::after {
  content: "->";
  color: var(--accent);
  transition: transform var(--dur-base) var(--ease-spring);
}

.contact-links a:hover::after {
  transform: translateX(0.35rem);
}

/* ── Portal section ─────────────────────────────── */
.portal-section {
  padding: var(--section-y) 0 calc(var(--section-y) * 1.5);
}

.portal-gate {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: clamp(22rem, 48vh, 36rem);
  padding: clamp(2rem, 4vw, 3.5rem);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--line));
  border-radius: 1.6rem;
  background:
    radial-gradient(ellipse 80% 60% at 70% 100%, color-mix(in srgb, var(--accent) 14%, transparent), transparent),
    radial-gradient(ellipse 50% 40% at 20% 10%, color-mix(in srgb, var(--accent-2) 8%, transparent), transparent),
    linear-gradient(160deg, var(--surface-2), var(--surface-1) 60%);
  overflow: hidden;
  cursor: pointer;
  text-decoration: none;
  transition:
    border-color 0.35s var(--ease-out),
    box-shadow 0.35s var(--ease-out),
    transform 0.35s var(--ease-out);
}

.portal-gate:hover {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  box-shadow: var(--shadow-medium), 0 0 80px color-mix(in srgb, var(--sakura) 18%, transparent);
  transform: translateY(-3px);
}

.portal-kanji {
  position: absolute;
  right: -2vw;
  top: -0.1em;
  margin: 0;
  font-family: var(--japanese);
  font-size: clamp(14rem, 36vw, 30rem);
  font-weight: 700;
  line-height: 1;
  color: color-mix(in srgb, var(--accent) 7%, transparent);
  user-select: none;
  pointer-events: none;
  transition: color 0.35s var(--ease-out);
}

.portal-gate:hover .portal-kanji {
  color: color-mix(in srgb, var(--accent) 13%, transparent);
}

.portal-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 0 0 auto;
  color: var(--accent);
  font-family: var(--mono);
  font-size: var(--type-small);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.portal-dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--accent);
  animation: recPulse 2s ease-in-out infinite;
  flex-shrink: 0;
}

.portal-title {
  margin: 1.4rem 0 0.6rem;
  font-family: var(--display);
  font-size: clamp(2.8rem, 6vw, 5.6rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 0.95;
  color: var(--text-strong);
}

.portal-sub {
  max-width: 38ch;
  margin: 0 0 2rem;
  color: var(--muted);
  font-size: var(--type-body);
  line-height: 1.6;
}

.portal-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.75rem 1.4rem;
  border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent);
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  transition:
    background 0.25s var(--ease-out),
    border-color 0.25s var(--ease-out),
    color 0.25s var(--ease-out);
  width: fit-content;
}

.portal-gate:hover .portal-cta {
  background: color-mix(in srgb, var(--accent) 20%, transparent);
  border-color: var(--accent);
  color: var(--text-strong);
}

.portal-cta-arrow {
  display: inline-block;
  transition: transform 0.25s var(--ease-spring);
}

.portal-gate:hover .portal-cta-arrow {
  transform: translateX(4px);
}

/* ── Loading overlay ─────────────────────────────── */
.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ink-0);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.45s var(--ease-out);
}

.loading-overlay.is-active {
  opacity: 1;
  pointer-events: all;
}

.loading-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
  text-align: center;
}

.loading-kanji {
  margin: 0;
  font-family: var(--japanese);
  font-size: clamp(5rem, 14vw, 10rem);
  font-weight: 700;
  line-height: 1;
  color: color-mix(in srgb, var(--accent) 45%, transparent);
  animation: loadingPulse 1.8s ease-in-out infinite;
}

@keyframes loadingPulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.04); }
}

.loading-title {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-strong);
}

.loading-track {
  width: clamp(14rem, 36vw, 24rem);
  height: 2px;
  border-radius: var(--radius-pill);
  background: color-mix(in srgb, var(--accent) 16%, transparent);
  overflow: hidden;
}

.loading-bar {
  height: 100%;
  width: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--sakura-deep), var(--accent), var(--lantern));
  transition: width 2.4s cubic-bezier(0.4, 0, 0.15, 1);
}

.loading-hint {
  margin: 0;
  color: var(--faint);
  font-family: var(--mono);
  font-size: var(--type-small);
  letter-spacing: 0.08em;
}

.footer {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding: 2rem;
  color: var(--muted);
  font-size: 0.82rem;
  text-align: center;
}

.reveal {
  opacity: 0;
  transform: translateY(var(--reveal-y, 3rem));
  transition:
    opacity var(--dur-reveal) var(--ease-out) var(--reveal-delay, 0ms),
    transform var(--dur-reveal) var(--ease-out) var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal--left {
  transform: translate(calc(var(--reveal-x, -2.5rem)), 0);
}

.reveal--right {
  transform: translate(calc(var(--reveal-x, 2.5rem)), 0);
}

.reveal--left.is-visible,
.reveal--right.is-visible {
  transform: translate(0, 0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal--left,
  .reveal--right {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

@keyframes cursorBlink {
  50% {
    opacity: 0;
  }
}


@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  .hero-blob {
    display: none;
  }
}

@media (max-width: 900px) {
  .section-shell,
  .section-shell--wide {
    width: min(100% - var(--gutter), 680px);
  }

  .edge-nav {
    display: none;
  }

  .social-rail {
    display: none;
  }

  .hero-blob {
    width: 100vw;
    opacity: 0.42;
  }

  .hero,
  .project-section,
  .details {
    min-height: auto;
    grid-template-columns: 1fr;
    padding: 7rem 0;
  }

  .hero {
    padding-top: 5rem;
  }

  .project-section + .project-section {
    margin-top: 4rem;
  }

  .project-copy {
    padding-bottom: 0;
  }

  .project-visual {
    min-height: 20rem;
  }

  .decor-type {
    top: 8%;
    left: -1rem;
  }

  .skill-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .logo-mark {
    top: 1rem;
    left: 1rem;
  }

  .theme-toggle {
    top: 1rem;
    right: 1rem;
  }

  h1 {
    font-size: clamp(3.15rem, 15vw, 5.4rem);
  }

  .role-row {
    font-size: 0.46em;
  }

  .project-section {
    padding: 6rem 0;
  }

  .phone-mockup {
    grid-template-columns: repeat(2, minmax(6.5rem, 1fr));
  }

  .phone {
    height: 18rem;
  }

  .footer {
    flex-direction: column;
  }
}