/* =====================================================================
 * FFXIV TW Tools · Portal Stylesheet
 * 主題：暗金科技魔法質感（FFXIV Dawntrail / Endwalker codex 風）
 * 字體 / 色票 / 切角 / 神秘陰影皆由 tokens.css 提供
 * ===================================================================== */

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

body {
  font-family: var(--font-sans);
  background: var(--gradient-body);
  background-attachment: fixed;
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* 古卷壓印底紋（固定背景） */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: var(--pattern-overlay) repeat;
  pointer-events: none;
  z-index: 0;
  opacity: 0.7;
}

/* Vignette 暈影 + CRT scanline（Cyberpunk × Allagan） */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background:
    var(--pattern-scanline),
    radial-gradient(ellipse 100% 80% at 50% 50%,
      transparent 30%, rgba(0, 0, 0, 0.5) 95%);
  pointer-events: none;
  z-index: 0;
}

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

/* =====================================================================
 * Page Container
 * ===================================================================== */
.page {
  position: relative;
  z-index: 1;
  max-width: 1320px;
  margin: 0 auto;
  padding: clamp(1rem, 2vw, 1.5rem) clamp(1rem, 4vw, 3rem) clamp(2rem, 3vw, 2.5rem);
}

/* =====================================================================
 * Hero — 古卷扉頁
 * ===================================================================== */
.hero {
  position: relative;
  text-align: center;
  padding: clamp(2rem, 3vw, 2.5rem) 0 clamp(1rem, 2vw, 1.5rem);
  isolation: isolate;
}

/* Sigil — 旋轉魔法陣（壓縮 hero 後同步縮小）*/
.hero__sigil {
  position: absolute;
  left: 50%;
  top: 50%;
  width: clamp(280px, 30vw, 440px);
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: -1;
  opacity: 0.5;
}
.hero__sigil svg {
  width: 100%; height: 100%;
  animation: sigil-spin 80s linear infinite;
  filter: drop-shadow(0 0 24px rgba(230, 192, 104, 0.1));
}
@keyframes sigil-spin {
  to { transform: rotate(360deg); }
}

/* Hero Glow — 中央光暈 */
.hero::before {
  content: '';
  position: absolute;
  inset: -10% 25%;
  background: var(--gradient-hero);
  pointer-events: none;
  z-index: -2;
}

.hero__overline {
  display: inline-flex;
  align-items: center;
  gap: 0.8em;
  margin: 0 auto clamp(1rem, 2vw, 1.5rem);
  padding: 6px 16px;
  font-family: var(--font-mono);
  font-size: clamp(0.7rem, 0.85vw, 0.86rem);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-neon-cyan);
  background: rgba(78, 201, 208, 0.08);
  border: 1px solid rgba(78, 201, 208, 0.35);
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  text-shadow: 0 0 8px rgba(125, 249, 255, 0.5);
}
.hero__overline::before {
  content: '◆';
  color: var(--color-accent-gold);
  font-size: 0.8em;
}
.hero__overline::after {
  content: '◆';
  color: var(--color-neon-magenta);
  font-size: 0.8em;
  margin-left: auto;
}

/* 主標題：兩段繁中對稱排列 */
.hero__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.25rem, 4.5vw, 3.75rem);
  line-height: 1;
  letter-spacing: var(--tracking-wide);
  display: flex;
  justify-content: center;
  align-items: baseline;
  gap: clamp(0.3em, 1vw, 0.6em);
  flex-wrap: wrap;
}
.hero__title-line {
  background: linear-gradient(180deg,
    #f9eebe 0%,
    #e6c068 40%,
    #c79733 75%,
    #8a6516 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  /* Cyberpunk: chromatic aberration（cyan/magenta 偏移影 + 金色 glow）*/
  filter:
    drop-shadow(-2px 0 0 rgba(255, 94, 212, 0.55))
    drop-shadow(2px 0 0 rgba(125, 249, 255, 0.55))
    drop-shadow(0 2px 14px rgba(230, 192, 104, 0.35));
}
.hero__title-cross {
  font-size: 0.5em;
  color: var(--color-accent-gold);
  opacity: 0.6;
  font-weight: 400;
  transform: translateY(-0.15em);
}

/* 金線分隔（中央菱形寶石） */
.hero__divider {
  position: relative;
  margin: clamp(1rem, 1.6vw, 1.4rem) auto clamp(0.5rem, 1vw, 0.8rem);
  width: clamp(200px, 28vw, 340px);
  height: 1px;
  background: var(--line-gilt);
}
.hero__divider::before,
.hero__divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 7px; height: 7px;
  transform: translate(-50%, -50%) rotate(45deg);
  background: var(--color-accent-gold);
  box-shadow: 0 0 8px rgba(230, 192, 104, 0.6);
}
.hero__divider::before { left: 50%; }
.hero__divider::after  { left: 50%; width: 4px; height: 4px;
  transform: translate(-50%, -50%) rotate(45deg);
  background: #fff5d9;
}

.hero__subtitle {
  margin: 0 auto;
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  max-width: 38ch;
  line-height: 1.8;
}

/* =====================================================================
 * Tools — 陳列項目
 * ===================================================================== */
.tools {
  margin-top: clamp(0.5rem, 1.5vw, 1.25rem);
}

.tools__head {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2rem);
  margin-bottom: clamp(1rem, 1.6vw, 1.4rem);
}
.tools__head-rule {
  height: 1px;
  background: var(--line-gilt);
  opacity: 0.55;
}
.tools__head-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.2vw, 2rem);
  font-weight: 600;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-accent-gold);
  text-align: center;
  white-space: nowrap;
  padding: 0 var(--space-3);
}

.tools__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
  gap: clamp(1.25rem, 2vw, 2rem);
}

.loading {
  grid-column: 1 / -1;
  text-align: center;
  font-family: var(--font-mono);
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wide);
  padding: var(--space-8);
}

/* =====================================================================
 * Tool Card / Tomestone（陳列石碑）
 * ===================================================================== */
.tool-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(0.5rem, 0.9vw, 0.8rem);
  padding: clamp(1.1rem, 1.6vw, 1.5rem) clamp(1.3rem, 1.8vw, 1.75rem);
  background: var(--gradient-tablet);
  border: 1px solid rgba(230, 192, 104, 0.16);
  clip-path: var(--clip-tablet);
  min-height: 200px;
  box-shadow: var(--shadow-mystical);
  isolation: isolate;
  overflow: hidden;
  cursor: pointer;
  transition:
    transform var(--transition-slow),
    box-shadow var(--transition-slow);
}

/* 內層細邊（雙邊框，鎏金 trim 感） */
.tool-card::before {
  content: '';
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(230, 192, 104, 0.12);
  clip-path: var(--clip-tablet);
  pointer-events: none;
  z-index: 1;
}

/* 頂部光帶（hover 變亮） */
.tool-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: var(--notch-md);
  right: var(--notch-md);
  height: 1px;
  background: var(--line-gilt-cyan);
  opacity: 0.55;
  pointer-events: none;
  z-index: 2;
  transition: opacity var(--transition-slow);
}

.tool-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-mystical-cyan);
}
.tool-card:hover::after { opacity: 1; }

/* Cyberpunk HUD 角標 — 4 角細 cyan 直角（小於 notch 才不被切掉）*/
.tool-card .tool-card__hud {
  position: absolute;
  inset: 18px;
  pointer-events: none;
  z-index: 2;
}
.tool-card .tool-card__hud::before,
.tool-card .tool-card__hud::after {
  content: '';
  position: absolute;
  width: 16px; height: 16px;
  border: 1.5px solid var(--color-accent-cyan);
  opacity: 0.85;
  transition: opacity var(--transition-slow), box-shadow var(--transition-slow), border-color var(--transition-slow);
}
.tool-card .tool-card__hud::before {
  top: 0; left: 0;
  border-right: 0; border-bottom: 0;
}
.tool-card .tool-card__hud::after {
  bottom: 0; right: 0;
  border-left: 0; border-top: 0;
}
.tool-card:hover .tool-card__hud::before,
.tool-card:hover .tool-card__hud::after {
  opacity: 1;
  box-shadow: 0 0 6px var(--color-accent-cyan);
}

/* Hover scanline — 一條 cyan 光線從上掃到下 */
.tool-card .tool-card__scan {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  background: linear-gradient(180deg,
    transparent 0%,
    rgba(125, 249, 255, 0.06) 45%,
    rgba(125, 249, 255, 0.18) 50%,
    rgba(125, 249, 255, 0.06) 55%,
    transparent 100%);
  background-size: 100% 220%;
  background-position: 0 -100%;
  opacity: 0;
  transition: opacity 0.2s ease;
}
.tool-card:hover .tool-card__scan {
  opacity: 1;
  animation: scan-sweep 1.6s ease-in-out;
}
@keyframes scan-sweep {
  from { background-position: 0 -100%; }
  to   { background-position: 0 100%; }
}

/* portal 卡：HUD 改用 gold */
.tool-card[data-slug="portal"] .tool-card__hud::before,
.tool-card[data-slug="portal"] .tool-card__hud::after {
  border-color: var(--color-accent-gold);
}
.tool-card[data-slug="portal"]:hover .tool-card__hud::before,
.tool-card[data-slug="portal"]:hover .tool-card__hud::after {
  box-shadow: 0 0 6px var(--color-accent-gold);
}
.tool-card[data-slug="portal"] .tool-card__scan {
  background: linear-gradient(180deg,
    transparent 0%,
    rgba(240, 208, 128, 0.06) 45%,
    rgba(240, 208, 128, 0.18) 50%,
    rgba(240, 208, 128, 0.06) 55%,
    transparent 100%);
  background-size: 100% 220%;
  background-position: 0 -100%;
}

/* Status pip（右上） */
.tool-card__status {
  position: absolute;
  top: clamp(1rem, 1.5vw, 1.25rem);
  right: clamp(1.25rem, 1.8vw, 1.5rem);
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-success);
  z-index: 3;
}
.tool-card__status::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 8px var(--color-success);
  animation: pulse-live 2.2s ease-in-out infinite;
}
@keyframes pulse-live {
  0%, 100% { box-shadow: 0 0 6px var(--color-success); opacity: 1; }
  50%      { box-shadow: 0 0 14px var(--color-success), 0 0 24px rgba(125, 216, 125, 0.4); opacity: 0.85; }
}
.tool-card__status[data-status="beta"] { color: var(--color-warn); }
.tool-card__status[data-status="beta"]::before {
  background: var(--color-warn);
  box-shadow: 0 0 8px var(--color-warn);
}
.tool-card__status[data-status="wip"] { color: var(--color-text-muted); }
.tool-card__status[data-status="wip"]::before {
  background: var(--color-text-muted);
  box-shadow: none;
}

/* Slug（Latin codex 印記） */
.tool-card__slug {
  margin: 0 0 0.4em;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-accent-cyan);
  opacity: 0.72;
  z-index: 2;
}

/* 主標題：display serif，下方短金線 */
.tool-card__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1.2vw + 0.85rem, 1.85rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.18;
  color: var(--color-text);
  position: relative;
  z-index: 2;
}
.tool-card__title::after {
  content: '';
  display: block;
  margin-top: 0.55em;
  width: 36px;
  height: 1px;
  background: var(--color-accent-cyan);
  opacity: 0.7;
  transition: width var(--transition-slow), background var(--transition-slow);
}
.tool-card:hover .tool-card__title::after { width: 64px; }

/* 描述（古卷墨字） */
.tool-card__desc {
  margin: 0;
  color: var(--color-ink);
  opacity: 0.82;
  font-size: 0.96rem;
  line-height: 1.7;
  z-index: 2;
  position: relative;
}

/* 標籤 — 仿火漆封印（斜切角小印章） */
.tool-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-2);
  z-index: 2;
  position: relative;
}
.tool-card__tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px 4px 14px;
  border: 1px solid rgba(78, 201, 208, 0.38);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: var(--tracking-wide);
  color: var(--color-accent-cyan);
  background: rgba(78, 201, 208, 0.08);
  clip-path: polygon(6px 0, 100% 0, calc(100% - 4px) 100%, 0 100%);
  white-space: nowrap;
}

/* 變體：portal 卡（自己當 gold accent） */
.tool-card[data-slug="portal"] .tool-card__slug { color: var(--color-accent-gold); }
.tool-card[data-slug="portal"] .tool-card__title::after { background: var(--color-accent-gold); }
.tool-card[data-slug="portal"]::after { background: var(--line-gilt); }
.tool-card[data-slug="portal"] .tool-card__tag {
  border-color: rgba(230, 192, 104, 0.4);
  color: var(--color-accent-gold);
  background: rgba(230, 192, 104, 0.1);
}
.tool-card[data-slug="portal"]:hover { box-shadow: var(--shadow-mystical-gold); }

/* =====================================================================
 * Site Footer
 * ===================================================================== */
.site-footer {
  position: relative;
  z-index: 1;
  margin-top: clamp(4rem, 8vw, 6rem);
  padding: var(--space-6) var(--space-4) var(--space-5);
  text-align: center;
}
.site-footer::before {
  content: '';
  display: block;
  width: clamp(120px, 22vw, 280px);
  margin: 0 auto var(--space-5);
  height: 1px;
  background: var(--line-gilt);
  opacity: 0.5;
}
.site-footer p {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: var(--tracking-wide);
  color: var(--color-text-muted);
  text-transform: uppercase;
}
.site-footer a {
  color: var(--color-accent-gold);
  transition: color var(--transition-fast);
}
.site-footer a:hover {
  color: var(--color-accent-gold-hover);
  text-shadow: 0 0 8px rgba(230, 192, 104, 0.5);
}

/* =====================================================================
 * 載入動畫（hero 階梯式淡入 + tablets 上浮）
 * ===================================================================== */
.hero__overline,
.hero__title,
.hero__divider,
.hero__subtitle {
  animation: rise 0.9s var(--transition-slow) backwards;
}
.hero__overline { animation-delay: 0.1s; }
.hero__title    { animation-delay: 0.25s; }
.hero__divider  { animation-delay: 0.55s; }
.hero__subtitle { animation-delay: 0.7s; }

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

.tool-card { animation: tablet-rise 0.7s var(--transition-slow) backwards; }
.tool-card:nth-child(1) { animation-delay: 0.85s; }
.tool-card:nth-child(2) { animation-delay: 1.0s; }
.tool-card:nth-child(3) { animation-delay: 1.15s; }
.tool-card:nth-child(4) { animation-delay: 1.3s; }
.tool-card:nth-child(5) { animation-delay: 1.45s; }

@keyframes tablet-rise {
  from { opacity: 0; transform: translateY(24px) scale(0.985); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* =====================================================================
 * Responsive
 * ===================================================================== */
@media (max-width: 720px) {
  .tools__head-title { font-size: 1.2rem; }
  .tool-card { min-height: 200px; }
  .hero__overline::before,
  .hero__overline::after { display: none; }
}
@media (max-width: 480px) {
  .page { padding: 1.5rem 0.75rem 2rem; }
  .hero { padding: 2.5rem 0 2rem; }
}

/* Reduced motion 偏好 */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .hero__sigil svg { animation: none; }
}