/* ═══════════════════════════════════════════════════════════════
   ZHANGCODE · CINEMA THEME  v1.0
   純深色科幻電影視覺系統
   搭配 cinema.js（粒子引擎 + GSAP 滾動場景編排）
   ═══════════════════════════════════════════════════════════════ */

:root {
  --bg: #05090d;
  --bg-deep: #02050a;
  --panel: rgba(10, 20, 27, 0.55);
  --panel-hard: rgba(6, 13, 18, 0.82);
  --line: rgba(120, 200, 255, 0.14);
  --line-hot: rgba(50, 212, 255, 0.5);
  --text: #eef6fb;
  --muted: #93a7b8;
  --cyan: #32d4ff;
  --green: #62e6a9;
  --gold: #f5c35b;
  --rose: #ff7a9a;
  --mono: Consolas, "Cascadia Code", "JetBrains Mono", monospace;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, "Noto Sans TC", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  /* 關閉瀏覽器捲動錨定：它會和 GSAP 的 pin-spacer 互相干擾，
     在內容高度變化時於釘住區上方擠出空白 */
  overflow-anchor: none;
}

::selection { background: rgba(50, 212, 255, 0.35); }

a { color: inherit; }

/* ── 全站特效層 ─────────────────────────────────────────────── */

#fx-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* 細網格 + 掃描線 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(120, 200, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120, 200, 255, 0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 30%, black 30%, transparent 78%);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(transparent 49%, rgba(50, 212, 255, 0.025) 50%, transparent 51%);
  background-size: 100% 6px;
  mix-blend-mode: screen;
}

.vignette {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 45%, transparent 55%, rgba(0, 0, 0, 0.55) 100%);
}

/* 自訂游標（細點 + 追隨環） */
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  pointer-events: none;
  border-radius: 50%;
  z-index: 9999;
  transform: translate(-50%, -50%);
}

.cursor-dot {
  width: 5px;
  height: 5px;
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
}

.cursor-ring {
  width: 30px;
  height: 30px;
  border: 1px solid rgba(50, 212, 255, 0.5);
  transition: width 200ms ease, height 200ms ease, border-color 200ms ease;
}

.cursor-ring.is-active {
  width: 48px;
  height: 48px;
  border-color: rgba(98, 230, 169, 0.8);
}

@media (pointer: coarse) {
  .cursor-dot, .cursor-ring { display: none; }
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--green), var(--cyan), var(--rose));
  box-shadow: 0 0 16px rgba(50, 212, 255, 0.9);
  z-index: 1200;
}

/* ── 導覽列 ─────────────────────────────────────────────────── */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 1100;
  transition: transform 360ms cubic-bezier(0.4, 0, 0.2, 1), opacity 360ms ease;
}

.site-header.nav-hidden {
  transform: translateY(-120%);
  opacity: 0;
}

.navbar {
  width: min(1180px, calc(100% - 32px));
  height: 60px;
  margin: 14px auto 0;
  padding: 0 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(5, 11, 16, 0.66);
  box-shadow: 0 12px 44px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(18px);
  position: relative;
  overflow: hidden;
}

/* 導覽列底部流光 */
.navbar::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: -40%;
  width: 40%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  animation: navSweep 5s linear infinite;
}

@keyframes navSweep {
  to { left: 110%; }
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 0;
  padding: 0;
  color: var(--text);
  background: transparent;
  font: inherit;
  font-size: 1.04rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  cursor: pointer;
}

.logo-mark {
  width: 9px;
  height: 9px;
  background: var(--cyan);
  box-shadow: 0 0 12px var(--cyan);
  transform: rotate(45deg);
  animation: markPulse 2.4s ease-in-out infinite;
}

@keyframes markPulse {
  0%, 100% { box-shadow: 0 0 6px var(--cyan); }
  50% { box-shadow: 0 0 16px var(--cyan), 0 0 30px rgba(50, 212, 255, 0.4); }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.nav-links a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 7px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.93rem;
  transition: color 180ms ease, background 180ms ease;
}

.nav-links a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 1px;
  background: var(--cyan);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 240ms ease;
}

.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links a.is-active {
  color: var(--text);
  background: rgba(120, 200, 255, 0.07);
}

.nav-links a.is-active::after { transform: scaleX(1); }

.nav-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--green);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
}

.nav-status i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: statusBlink 1.6s ease-in-out infinite;
}

@keyframes statusBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* ── 共用元素 ───────────────────────────────────────────────── */

.eyebrow {
  margin: 0 0 12px;
  color: var(--green);
  font-family: var(--mono);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.eyebrow::before { content: "[ "; opacity: 0.5; }
.eyebrow::after  { content: " ]"; opacity: 0.5; }

.primary-action,
.secondary-action,
.toolbar-button,
.filter-btn,
.pagination button {
  position: relative;
  min-height: 44px;
  border-radius: 7px;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-decoration: none;
  font-weight: 800;
  font-size: 0.93rem;
  cursor: pointer;
  overflow: hidden;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, box-shadow 180ms ease;
}

.primary-action {
  padding: 0 22px;
  background: var(--cyan);
  border-color: var(--cyan);
  color: #031016;
  box-shadow: 0 0 24px rgba(50, 212, 255, 0.35);
}

.primary-action::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 35%, rgba(255, 255, 255, 0.55) 50%, transparent 65%);
  transform: translateX(-110%);
  transition: transform 600ms ease;
}

.primary-action:hover::after { transform: translateX(110%); }

.secondary-action,
.toolbar-button,
.pagination button {
  padding: 0 18px;
  color: var(--text);
  background: rgba(120, 200, 255, 0.06);
}

.primary-action:hover,
.secondary-action:hover,
.toolbar-button:hover,
.filter-btn:hover,
.pagination button:hover:not(:disabled) {
  transform: translateY(-2px);
  border-color: var(--line-hot);
  box-shadow: 0 0 22px rgba(50, 212, 255, 0.22);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ═══ SCENE 00 · HERO ════════════════════════════════════════ */

.scene-hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 120px 22px 80px;
  overflow: hidden;
}

.hero-inner {
  position: relative;
  z-index: 3;
  width: min(1020px, 100%);
  will-change: transform, opacity, filter;
}

#animated-text {
  min-height: 1.05em;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  font-size: clamp(3rem, 11.5vw, 9rem);
  line-height: 0.95;
  font-weight: 900;
  perspective: 900px;
  filter: drop-shadow(0 0 30px rgba(50, 212, 255, 0.3));
}

.letter {
  position: relative;
  display: inline-block;
  color: var(--text);
  text-shadow:
    0 0 18px rgba(50, 212, 255, 0.55),
    0 0 48px rgba(98, 230, 169, 0.22);
  transform-style: preserve-3d;
  will-change: transform, opacity, filter;
}

/* 字母 glitch 狀態（由 JS 隨機觸發） */
.letter.glitching {
  animation: letterGlitch 240ms steps(2, jump-none) 2;
}

@keyframes letterGlitch {
  0%   { transform: translate(0, 0) skewX(0); color: var(--text); }
  25%  { transform: translate(-4px, 2px) skewX(-8deg); color: var(--cyan); text-shadow: 4px 0 var(--rose), -4px 0 var(--cyan); }
  50%  { transform: translate(3px, -2px) skewX(5deg); color: var(--rose); text-shadow: -4px 0 var(--green), 4px 0 var(--rose); }
  75%  { transform: translate(-2px, -1px) skewX(-3deg); }
  100% { transform: translate(0, 0) skewX(0); color: var(--text); }
}

.hero-copy {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 2vw, 1.22rem);
  line-height: 1.75;
}

.hero-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-metrics div {
  position: relative;
  min-width: 122px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(120, 200, 255, 0.08), transparent 60%),
    var(--panel);
  backdrop-filter: blur(8px);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
}

.hero-metrics div::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 26px;
  height: 2px;
  background: var(--cyan);
  box-shadow: 0 0 10px var(--cyan);
}

.hero-metrics strong,
.hero-metrics span { display: block; }

.hero-metrics strong {
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 1.85rem;
  line-height: 1;
  text-shadow: 0 0 16px rgba(50, 212, 255, 0.5);
}

.hero-metrics span {
  margin-top: 7px;
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

/* HERO 裝飾 HUD */
.hero-hud span {
  position: absolute;
  z-index: 2;
  color: rgba(147, 167, 184, 0.6);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  line-height: 1.8;
  text-transform: uppercase;
  pointer-events: none;
}

.hud-tl { top: 96px; left: 28px; }
.hud-tr { top: 96px; right: 28px; text-align: right; }
.hud-bl { bottom: 28px; left: 28px; }
.hud-br { bottom: 28px; right: 28px; text-align: right; animation: statusBlink 2.2s ease-in-out infinite; }

.scroll-cue {
  position: absolute;
  z-index: 3;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.3em;
}

.cue-line {
  width: 1px;
  height: 44px;
  background: linear-gradient(180deg, var(--cyan), transparent);
  overflow: hidden;
  position: relative;
}

.cue-line::after {
  content: "";
  position: absolute;
  top: -40%;
  left: 0;
  width: 100%;
  height: 40%;
  background: #fff;
  box-shadow: 0 0 8px var(--cyan);
  animation: cueDrop 1.6s ease-in infinite;
}

@keyframes cueDrop {
  to { top: 110%; }
}

/* ═══ SCENES（通用場景骨架）═══════════════════════════════════ */

.scene:not(.scene-hero) {
  position: relative;
  min-height: 100vh;
  display: grid;
  align-items: center;
  padding: clamp(60px, 9vh, 110px) 22px;
  z-index: 3;
}

.scene-shell {
  position: relative;
  width: min(1180px, 100%);
  margin: 0 auto;
  padding: clamp(34px, 5vw, 64px);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  backdrop-filter: blur(16px);
  box-shadow:
    0 30px 90px rgba(0, 0, 0, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  will-change: transform, clip-path, opacity;
}

/* 巨大底紋場景編號 */
.scene:not(.scene-hero)::before {
  content: attr(data-num);
  position: absolute;
  top: 6vh;
  right: 4vw;
  z-index: -1;
  font-family: var(--mono);
  font-size: clamp(7rem, 22vw, 18rem);
  font-weight: 900;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(120, 200, 255, 0.1);
  pointer-events: none;
}

/* HUD 四角括號（由 cinema.js 注入 .hud-c） */
.hud-c {
  position: absolute;
  width: 26px;
  height: 26px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 500ms ease 200ms;
}

.scene-shell.hud-on .hud-c { opacity: 1; }

.hud-c::before,
.hud-c::after {
  content: "";
  position: absolute;
  background: var(--cyan);
  box-shadow: 0 0 8px rgba(50, 212, 255, 0.6);
  transition: transform 600ms cubic-bezier(0.2, 0.8, 0.2, 1) 250ms;
}

.hud-c::before { width: 100%; height: 2px; transform: scaleX(0); }
.hud-c::after  { width: 2px; height: 100%; transform: scaleY(0); }

.scene-shell.hud-on .hud-c::before { transform: scaleX(1); }
.scene-shell.hud-on .hud-c::after  { transform: scaleY(1); }

.hud-c.tl { top: -2px; left: -2px; }
.hud-c.tr { top: -2px; right: -2px; transform: rotate(90deg); }
.hud-c.br { bottom: -2px; right: -2px; transform: rotate(180deg); }
.hud-c.bl { bottom: -2px; left: -2px; transform: rotate(270deg); }

/* 場景頂部資訊條 */
.scene-tag {
  position: absolute;
  top: -11px;
  left: 28px;
  padding: 2px 12px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--bg-deep);
  color: var(--cyan);
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 30px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.9rem, 4.2vw, 3.2rem);
  line-height: 1.15;
  letter-spacing: 0.01em;
}

.section-heading h2::after {
  content: "";
  display: block;
  width: 64px;
  height: 3px;
  margin-top: 16px;
  background: linear-gradient(90deg, var(--accent, var(--cyan)), transparent);
  box-shadow: 0 0 12px var(--accent, var(--cyan));
}

/* 各場景主題色 */
[data-scene="about"]    { --accent: var(--green); }
[data-scene="projects"] { --accent: var(--cyan); }
[data-scene="activity"] { --accent: var(--green); }
[data-scene="blogs"]    { --accent: var(--gold); }
[data-scene="contact"]  { --accent: var(--rose); }

.scene[data-scene] .eyebrow { color: var(--accent); }
.scene[data-scene] .hud-c::before,
.scene[data-scene] .hud-c::after { background: var(--accent); box-shadow: 0 0 8px var(--accent); }
.scene[data-scene] .scene-tag { color: var(--accent); }

/* ═══ SCENE 01 · ABOUT ═══════════════════════════════════════ */

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 28px;
  align-items: stretch;
}

.about-text-container,
.profile-panel {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-hard);
  overflow: hidden;
}

.about-text-container {
  box-shadow: 0 0 0 1px rgba(50, 212, 255, 0.05), 0 24px 70px rgba(0, 0, 0, 0.4);
}

.code-header {
  height: 42px;
  padding: 0 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid var(--line);
}

.dot { width: 11px; height: 11px; border-radius: 50%; }
.red { background: #ff5f56; }
.yellow { background: #ffbd2e; }
.green { background: #27c93f; }

.file-name {
  margin-left: 8px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.8rem;
}

.code-status {
  margin-left: auto;
  color: var(--green);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  animation: statusBlink 1.4s ease-in-out infinite;
}

.about-text {
  margin: 0;
  padding: 22px;
  color: #d7e0ea;
  overflow-x: auto;
  font: 0.94rem/1.75 var(--mono);
}

.code-line {
  display: block;
  will-change: transform, opacity;
}

.keyword { color: #70b7ff; }
.type { color: #62e6a9; }
.string { color: #f5c35b; }
.comment { color: #7ca88a; }
.method { color: #ffb8c9; }

.profile-panel { display: grid; align-content: start; }

.profile-image {
  width: 100%;
  aspect-ratio: 1 / 0.78;
  object-fit: cover;
  display: block;
  transition: transform 900ms ease, filter 900ms ease;
}

.profile-panel:hover .profile-image {
  transform: scale(1.06);
  filter: saturate(1.25) contrast(1.1);
}

.profile-copy { padding: 22px; }

.profile-copy h3 { margin: 0 0 10px; font-size: 1.28rem; }

.profile-copy p,
.contact-content p {
  margin: 0;
  color: var(--muted);
  line-height: 1.8;
}

/* 滑鼠 3D 傾斜卡片 */
.tilt-card {
  transform-style: preserve-3d;
  transition: transform 200ms ease;
}

/* ═══ SCENE 02 · PROJECTS ════════════════════════════════════ */

.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  perspective: 1400px;
}

.project-card {
  display: grid;
  grid-template-rows: auto 140px 1fr;
  min-height: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-hard);
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
  will-change: transform;
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  background: radial-gradient(420px circle at var(--gx, 50%) var(--gy, 50%),
    color-mix(in srgb, var(--accent, var(--cyan)) 13%, transparent), transparent 60%);
  opacity: 0;
  transition: opacity 250ms ease;
  pointer-events: none;
}

.project-card:hover::before { opacity: 1; }

.project-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 38%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent, var(--cyan)), transparent);
  box-shadow: 0 0 12px var(--accent, var(--cyan));
  transition: width 240ms ease;
  z-index: 4;
}

.project-card:hover {
  border-color: color-mix(in srgb, var(--accent, var(--cyan)) 55%, var(--line));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.07),
    0 22px 54px rgba(0, 0, 0, 0.45),
    0 0 36px color-mix(in srgb, var(--accent, var(--cyan)) 18%, transparent);
}

.project-card:hover::after { width: 78%; }

/* 終端機式頂欄：紅黃綠點 + repo 路徑 + PUBLIC 徽章 */
.project-topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
  padding: 9px 14px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.045);
}

.code-dots-mini {
  display: flex;
  gap: 5px;
  flex-shrink: 0;
}

.code-dots-mini i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.code-dots-mini i:nth-child(1) { background: #ff5f56; }
.code-dots-mini i:nth-child(2) { background: #ffbd2e; }
.code-dots-mini i:nth-child(3) { background: #27c93f; }

.project-path {
  min-width: 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.project-path b {
  color: var(--accent, var(--cyan));
  font-weight: 700;
}

.project-badge { margin-left: auto; flex-shrink: 0; }

.project-thumb {
  position: relative;
  height: 140px;
  background-color: rgba(255, 255, 255, 0.04);
  background-size: cover;
  background-position: center;
  overflow: hidden;
  transition: transform 600ms ease, filter 600ms ease;
}

.project-card:hover .project-thumb {
  transform: scale(1.05);
  filter: saturate(1.2);
}

.project-thumb-scrim {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(0deg, rgba(2, 5, 10, 0.12) 0 1px, transparent 1px 3px),
    linear-gradient(180deg, rgba(2, 5, 10, 0.4), transparent 35%, rgba(2, 5, 10, 0.72));
}

.project-name {
  display: block;
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--text);
  transition: color 160ms ease, text-shadow 160ms ease;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.project-name::before {
  content: "› ";
  color: var(--accent, var(--cyan));
}

.project-card:hover .project-name {
  color: var(--accent, var(--cyan));
  text-shadow: 0 0 14px color-mix(in srgb, var(--accent, var(--cyan)) 60%, transparent);
}

.project-badge {
  display: inline-flex;
  align-items: center;
  padding: 1px 8px;
  border: 1px solid color-mix(in srgb, var(--accent, var(--cyan)) 35%, transparent);
  border-radius: 20px;
  color: var(--accent, var(--cyan));
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  background: color-mix(in srgb, var(--accent, var(--cyan)) 10%, transparent);
}

.project-card-body {
  display: flex;
  flex-direction: column;
  gap: 9px;
  min-width: 0;
  padding: 16px 18px 18px;
}

.project-desc {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: auto;
  padding-top: 4px;
}

.project-lang,
.project-stars,
.project-link-cue {
  display: flex;
  align-items: center;
  gap: 5px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.76rem;
}

.project-link-cue {
  font-weight: 700;
  color: var(--accent, var(--cyan));
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.project-card:hover .project-link-cue {
  opacity: 1;
  transform: translateX(0);
}

.lang-dot {
  display: inline-block;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 8px currentColor;
}

.project-stars svg { width: 13px; height: 13px; color: var(--gold); }

.projects-footer {
  margin-top: 22px;
  display: flex;
  justify-content: center;
}

/* ═══ SCENE 03 · ACTIVITY ════════════════════════════════════ */

.activity-feed {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 28px;
}

.activity-feed::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 10px;
  bottom: 10px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent, var(--green)), transparent);
  box-shadow: 0 0 10px var(--accent, var(--green));
  opacity: 0.55;
}

.activity-item {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 16px;
  border: 1px solid transparent;
  border-radius: 8px;
  text-decoration: none;
  color: inherit;
  transition: background 180ms ease, border-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.activity-item:hover {
  background: color-mix(in srgb, var(--accent, var(--green)) 8%, transparent);
  border-color: color-mix(in srgb, var(--accent, var(--green)) 35%, var(--line));
  transform: translateX(6px);
  box-shadow: 0 0 24px color-mix(in srgb, var(--accent, var(--green)) 10%, transparent);
}

.activity-dot {
  position: relative;
  left: -23px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--accent, var(--green));
  font-size: 0.7rem;
  box-shadow: 0 0 10px color-mix(in srgb, var(--accent, var(--green)) 35%, transparent);
}

.activity-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.activity-tag {
  display: inline-flex;
  width: fit-content;
  padding: 1px 9px;
  border-radius: 20px;
  font-family: var(--mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--accent, var(--green));
  border: 1px solid color-mix(in srgb, var(--accent, var(--green)) 35%, transparent);
  background: color-mix(in srgb, var(--accent, var(--green)) 10%, transparent);
}

.activity-title {
  font-weight: 700;
  font-size: 0.98rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.activity-desc {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ═══ SCENE 04 · BLOGS ═══════════════════════════════════════ */

.article-toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 10px;
  margin-bottom: 16px;
}

.search-field input {
  width: 100%;
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 7px;
  outline: 0;
  color: var(--text);
  background: rgba(120, 200, 255, 0.05);
  font: inherit;
  transition: border-color 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.search-field input:focus {
  border-color: var(--gold);
  background: rgba(245, 195, 91, 0.05);
  box-shadow: 0 0 0 3px rgba(245, 195, 91, 0.14), 0 0 24px rgba(245, 195, 91, 0.1);
}

.toolbar-button.muted { color: var(--muted); }

.filter-container {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 18px;
}

.filter-btn {
  padding: 0 14px;
  color: var(--muted);
  background: rgba(120, 200, 255, 0.045);
  font-family: var(--mono);
  font-size: 0.84rem;
}

.filter-btn.active {
  color: #1d1503;
  background: var(--gold);
  border-color: var(--gold);
  box-shadow: 0 0 26px rgba(245, 195, 91, 0.3);
}

.result-summary {
  min-height: 24px;
  margin-bottom: 16px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.82rem;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  perspective: 1400px;
}

.blog-post {
  min-height: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-hard);
  overflow: hidden;
  position: relative;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
  transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
  will-change: transform;
}

.blog-post::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 42%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), transparent);
  box-shadow: 0 0 12px rgba(245, 195, 91, 0.5);
  transition: width 240ms ease;
  z-index: 2;
}

.blog-post:hover {
  transform: translateY(-6px);
  border-color: rgba(245, 195, 91, 0.45);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.07),
    0 22px 54px rgba(0, 0, 0, 0.45),
    0 0 32px rgba(245, 195, 91, 0.12);
}

.blog-post:hover::after { width: 80%; }

.blog-link {
  display: grid;
  grid-template-rows: 170px 1fr;
  min-height: 100%;
  color: inherit;
  text-decoration: none;
}

.blog-image {
  height: 170px;
  background-size: cover;
  background-position: center;
  transition: transform 600ms ease, filter 600ms ease;
  overflow: hidden;
}

.blog-post:hover .blog-image {
  transform: scale(1.06);
  filter: saturate(1.15);
}

.blog-content { padding: 18px; }

.blog-category {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--gold);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.blog-content h3 {
  margin: 0 0 10px;
  font-size: 1.1rem;
  line-height: 1.35;
}

.blog-content p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
  font-size: 0.9rem;
}

.empty-state {
  grid-column: 1 / -1;
  padding: 32px;
  border: 1px dashed var(--line);
  border-radius: 8px;
  color: var(--muted);
  text-align: center;
  font-family: var(--mono);
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 24px;
}

.pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

#page-info {
  min-width: 96px;
  color: var(--muted);
  font-family: var(--mono);
  text-align: center;
}

/* ═══ SCENE 05 · CONTACT ═════════════════════════════════════ */

.scene-contact .scene-shell {
  display: flex;
  flex-direction: column;
  min-height: min(84vh, 920px);
  background:
    radial-gradient(ellipse at 50% 120%, rgba(255, 122, 154, 0.1), transparent 60%),
    var(--panel);
}

/* ── 終端機介面 ── */
.contact-terminal {
  flex: 1;
  display: flex;
  flex-direction: column;
  margin-top: 4px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-hard);
  overflow: hidden;
  box-shadow: 0 0 0 1px rgba(255, 122, 154, 0.06), 0 24px 70px rgba(0, 0, 0, 0.4);
}

.terminal-topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.045);
}

.terminal-title {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.terminal-badge {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  padding: 1px 9px;
  border: 1px solid rgba(255, 122, 154, 0.35);
  border-radius: 20px;
  color: var(--rose);
  background: rgba(255, 122, 154, 0.1);
  font-family: var(--mono);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.terminal-body {
  flex: 1;
  padding: 24px 26px;
  font-family: var(--mono);
  font-size: 0.93rem;
}

.t-line {
  margin: 0 0 12px;
  color: var(--muted);
  line-height: 1.9;
}

.t-prompt {
  margin-right: 10px;
  color: var(--rose);
  font-weight: 700;
  text-shadow: 0 0 12px rgba(255, 122, 154, 0.35);
}

.t-out {
  margin-left: 4px;
  padding-left: 12px;
  border-left: 2px solid rgba(255, 122, 154, 0.3);
  color: var(--text);
}

.t-links {
  margin: 2px 0 16px 4px;
  padding-left: 12px;
  border-left: 2px solid rgba(255, 122, 154, 0.3);
}

.t-caret {
  display: inline-block;
  width: 9px;
  height: 1.05em;
  vertical-align: text-bottom;
  background: var(--rose);
  box-shadow: 0 0 10px rgba(255, 122, 154, 0.6);
  animation: caretBlink 1.05s steps(1) infinite;
}

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

.mail-link {
  width: fit-content;
  color: var(--rose);
  font-family: var(--mono);
  font-size: clamp(1rem, 2.4vw, 1.4rem);
  font-weight: 900;
  text-decoration: none;
  text-shadow: 0 0 24px rgba(255, 122, 154, 0.4);
  transition: text-shadow 200ms ease, letter-spacing 300ms ease;
}

.mail-link:hover {
  text-shadow: 0 0 36px rgba(255, 122, 154, 0.8);
  letter-spacing: 0.03em;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 700;
  background: rgba(120, 200, 255, 0.04);
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.social-link:hover {
  color: var(--rose);
  border-color: rgba(255, 122, 154, 0.5);
  background: rgba(255, 122, 154, 0.08);
  transform: translateY(-2px);
  box-shadow: 0 0 24px rgba(255, 122, 154, 0.18);
}

/* ── Footer ─────────────────────────────────────────────────── */

.site-footer {
  position: relative;
  z-index: 3;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 30px 0 38px;
  color: var(--muted);
  text-align: center;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.back-to-top {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(120, 200, 255, 0.04);
  font: inherit;
  font-size: 0.86rem;
  font-weight: 700;
  cursor: pointer;
  transition: color 180ms ease, border-color 180ms ease, background 180ms ease, transform 180ms ease, box-shadow 180ms ease;
}

.back-to-top:hover {
  color: var(--cyan);
  border-color: rgba(50, 212, 255, 0.4);
  background: rgba(50, 212, 255, 0.08);
  transform: translateY(-2px);
  box-shadow: 0 0 22px rgba(50, 212, 255, 0.2);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 4px;
}

.footer-links a {
  padding: 6px 12px;
  border-radius: 6px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 180ms ease, background 180ms ease;
}

.footer-links a:hover {
  color: var(--text);
  background: rgba(120, 200, 255, 0.08);
}

/* ── 浮動回頂部 ─────────────────────────────────────────────── */

.fab-top {
  position: fixed;
  bottom: 26px;
  right: 26px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--muted);
  background: rgba(5, 11, 16, 0.85);
  backdrop-filter: blur(12px);
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 220ms ease, transform 220ms ease, color 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
  z-index: 950;
}

.fab-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.fab-top:hover {
  color: var(--cyan);
  border-color: rgba(50, 212, 255, 0.45);
  box-shadow: 0 0 22px rgba(50, 212, 255, 0.25);
}

/* ── 右側場景導軌 ───────────────────────────────────────────── */

.scene-rail {
  position: fixed;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.rail-dot {
  position: relative;
  width: 10px;
  height: 10px;
  padding: 0;
  border: 1px solid var(--muted);
  border-radius: 50%;
  background: transparent;
  cursor: pointer;
  transition: background 200ms ease, border-color 200ms ease, box-shadow 200ms ease, transform 200ms ease;
}

.rail-dot:hover { transform: scale(1.3); }

.rail-dot.is-active {
  border-color: var(--cyan);
  background: var(--cyan);
  box-shadow: 0 0 14px var(--cyan);
}

.rail-dot .rail-label {
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  padding: 3px 10px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: var(--bg-deep);
  color: var(--text);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease, transform 200ms ease;
}

.rail-dot:hover .rail-label {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* ── 動畫降級 ───────────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

/* ── 響應式 ─────────────────────────────────────────────────── */

@media (max-width: 1100px) {
  .nav-status { display: none; }
}

@media (max-width: 900px) {
  .about-layout,
  .blog-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .scene-rail { display: none; }
  .hero-hud { display: none; }
}

@media (max-width: 640px) {
  .navbar {
    width: calc(100% - 20px);
    height: auto;
    min-height: 58px;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding: 12px;
  }

  .logo { justify-content: flex-start; }

  .nav-links { justify-content: space-between; }

  .nav-links a {
    padding: 0 5px;
    font-size: 0.82rem;
  }

  .scene-hero { padding-top: 148px; }

  .hero-actions,
  .pagination {
    align-items: stretch;
    flex-direction: column;
  }

  .article-toolbar { grid-template-columns: 1fr; }

  .primary-action,
  .secondary-action,
  .toolbar-button,
  .pagination button {
    width: 100%;
  }

  .scene:not(.scene-hero) { padding: 40px 10px; }

  .scene-shell { padding: 24px 16px; }

  .about-text { font-size: 0.78rem; }

  .project-desc {
    -webkit-line-clamp: 3;
  }

  .projects-footer .secondary-action { width: auto; }

  .scene:not(.scene-hero)::before { font-size: 6rem; top: 2vh; }
}