/* =========================================================
   site.css — 澳门新葡萄新京中文站 共享样式
   夜色果园 + 数字导航台：紫绿撞色、暖金数字、荧光青入口
   ========================================================= */

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body, h1, h2, h3, h4, h5, p, figure, blockquote, dl, dd { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; }
a { color: inherit; }

/* ---------- tokens ---------- */
:root {
  --pt-green: #071C18;
  --pt-green-deep: #04110E;
  --pt-green-soft: #0C2A24;
  --pt-purple: #4B1E6F;
  --pt-purple-deep: #170B26;
  --pt-gold: #F2C66D;
  --pt-gold-deep: #C98B2E;
  --pt-mint: #4EF0C8;
  --pt-vine: #2C7A5B;
  --pt-mist: #CDB8E8;
  --pt-cream: #F4EEDF;
  --pt-slate: #8FA69C;
  --pt-coral: #FF8A73;
  --pt-body: #E4DECE;
  --pt-line: rgba(205, 184, 232, 0.16);
  --pt-line-strong: rgba(205, 184, 232, 0.34);
  --pt-radius: 22px;
  --pt-radius-sm: 14px;
  --pt-gap: clamp(16px, 4vw, 40px);
  --pt-max: 1240px;
  --pt-shadow: 0 26px 60px -42px #000, 0 1px 0 rgba(255, 255, 255, 0.04) inset;
  --pt-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", Georgia, "Times New Roman", serif;
  --pt-sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --pt-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

/* ---------- base ---------- */
body {
  min-height: 100vh;
  font-family: var(--pt-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--pt-body);
  background-color: var(--pt-green);
  background-image:
    radial-gradient(90% 60% at 88% -8%, rgba(75, 30, 111, 0.55), transparent 62%),
    radial-gradient(70% 50% at 4% 6%, rgba(44, 122, 91, 0.34), transparent 60%),
    linear-gradient(180deg, #051713 0%, var(--pt-green) 46%, #05130F 100%);
  background-attachment: fixed, fixed, static;
}

#main-content { scroll-margin-top: 120px; }
.pt-section { padding-block: clamp(40px, 7vw, 88px); position: relative; scroll-margin-top: 120px; }

:where(a, button, [tabindex]):focus-visible {
  outline: 2px solid var(--pt-mint);
  outline-offset: 3px;
  border-radius: 8px;
}

/* ---------- layout ---------- */
.pt-container {
  width: min(var(--pt-max), 100% - (var(--pt-gap) * 2));
  margin-inline: auto;
}

.pt-grid { display: grid; gap: clamp(16px, 2.6vw, 28px); }
.pt-grid--split { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.pt-grid--asym { grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.75fr); align-items: start; }

/* ---------- typography ---------- */
.pt-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--pt-mono);
  font-size: 12px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--pt-mist);
}
.pt-eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: linear-gradient(90deg, var(--pt-mint), var(--pt-gold));
}

.pt-title-xl {
  font-family: var(--pt-sans);
  font-weight: 800;
  font-size: clamp(2rem, 5.4vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: 0.05em;
  color: var(--pt-cream);
}

.pt-title {
  font-family: var(--pt-serif);
  font-weight: 600;
  font-size: clamp(1.7rem, 3.4vw, 2.9rem);
  line-height: 1.22;
  letter-spacing: 0.01em;
  color: var(--pt-cream);
}
.pt-title--section { font-size: clamp(1.4rem, 2.6vw, 2rem); }

.pt-lede {
  max-width: 58ch;
  font-size: clamp(1rem, 1.4vw, 1.125rem);
  line-height: 1.8;
  color: var(--pt-body);
}

.pt-prose { max-width: 68ch; font-size: clamp(1rem, 1.1vw, 1.0625rem); line-height: 1.8; color: var(--pt-body); }
.pt-prose > * + * { margin-top: 1em; }
.pt-prose h2 { font-family: var(--pt-serif); font-size: clamp(1.3rem, 2.2vw, 1.7rem); color: var(--pt-cream); line-height: 1.35; margin-top: 1.8em; }
.pt-prose h3 { font-size: 1.0625rem; letter-spacing: 0.02em; color: var(--pt-cream); margin-top: 1.6em; }
.pt-prose a { color: var(--pt-mint); text-underline-offset: 3px; }
.pt-prose strong { color: var(--pt-gold); font-weight: 600; }

/* ---------- buttons / tags ---------- */
.pt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--pt-line-strong);
  background: rgba(7, 28, 24, 0.35);
  color: var(--pt-cream);
  font-size: 14px;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: border-color 0.25s ease, color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease, background-color 0.25s ease;
}
.pt-btn:hover { border-color: var(--pt-mint); color: var(--pt-mint); box-shadow: 0 0 0 4px rgba(78, 240, 200, 0.08); }

.pt-btn--accent {
  border-color: transparent;
  background: var(--pt-mint);
  color: #04120F;
  font-weight: 600;
  box-shadow: 0 10px 26px -16px rgba(78, 240, 200, 0.9);
}
.pt-btn--accent:hover { color: #04120F; background: #6CF6D6; transform: translateY(-1px); box-shadow: 0 14px 30px -14px rgba(78, 240, 200, 0.95); }

.pt-btn--ghost { background: transparent; border-color: var(--pt-line-strong); color: var(--pt-mist); }
.pt-btn--ghost:hover { color: var(--pt-mint); }

.pt-btn--gold { border-color: rgba(242, 198, 109, 0.55); color: var(--pt-gold); background: rgba(242, 198, 109, 0.08); }
.pt-btn--gold:hover { color: #170B26; background: var(--pt-gold); border-color: var(--pt-gold); }

.pt-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--pt-line-strong);
  font-family: var(--pt-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--pt-mist);
}
.pt-tag--mint { color: var(--pt-mint); border-color: rgba(78, 240, 200, 0.5); background: rgba(78, 240, 200, 0.08); }
.pt-tag--gold { color: var(--pt-gold); border-color: rgba(242, 198, 109, 0.45); background: rgba(242, 198, 109, 0.08); }

.pt-rule { height: 1px; border: 0; margin: 0; background: linear-gradient(90deg, var(--pt-line-strong), transparent); }

.pt-note {
  padding: 4px 0 4px 14px;
  border-left: 2px solid var(--pt-gold-deep);
  font-size: 14px;
  line-height: 1.75;
  color: var(--pt-slate);
}
.pt-note__label {
  display: block;
  margin-bottom: 2px;
  font-family: var(--pt-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--pt-gold);
}

/* ---------- panels ---------- */
.pt-panel {
  position: relative;
  padding: clamp(18px, 3vw, 34px);
  border-radius: var(--pt-radius);
  border: 1px solid var(--pt-line);
  background:
    radial-gradient(120% 100% at 0% 0%, rgba(75, 30, 111, 0.6), transparent 62%),
    linear-gradient(160deg, rgba(23, 11, 38, 0.92), rgba(7, 28, 24, 0.9));
  box-shadow: var(--pt-shadow);
  overflow: hidden;
}
.pt-panel--flat { background: linear-gradient(160deg, rgba(12, 42, 36, 0.9), rgba(7, 28, 24, 0.94)); }
.pt-panel--tight { padding: clamp(14px, 2vw, 22px); }
.pt-panel__label {
  display: block;
  margin-bottom: 10px;
  font-family: var(--pt-mono);
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--pt-gold-deep);
}

/* ---------- media shells (页面阶段放置图片占位) ---------- */
.pt-media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--pt-radius);
  border: 1px solid var(--pt-line);
  overflow: hidden;
  background:
    radial-gradient(120% 100% at 18% 0%, rgba(75, 30, 111, 0.8), transparent 62%),
    radial-gradient(90% 90% at 92% 100%, rgba(44, 122, 91, 0.6), transparent 62%),
    linear-gradient(160deg, #0B211C, var(--pt-purple-deep));
}
.pt-media img, .pt-media video { width: 100%; height: 100%; object-fit: cover; }
.pt-media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 54%, rgba(78, 240, 200, 0.1) 56%, transparent 63%);
}
.pt-media--wide { aspect-ratio: 21 / 9; }
.pt-media--square { aspect-ratio: 1 / 1; }
.pt-media--tall { aspect-ratio: 3 / 4; }
.pt-media__tag {
  position: absolute;
  left: 12px;
  top: 12px;
  z-index: 2;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid rgba(78, 240, 200, 0.5);
  background: rgba(4, 18, 15, 0.7);
  font-family: var(--pt-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--pt-mint);
}
.pt-media__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 26px 16px 14px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--pt-mist);
  background: linear-gradient(transparent, rgba(4, 17, 14, 0.88));
}

/* ---------- breadcrumb ---------- */
.pt-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--pt-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--pt-slate);
}
.pt-breadcrumb__link { color: var(--pt-mist); text-decoration: none; border-bottom: 1px solid transparent; }
.pt-breadcrumb__link:hover { color: var(--pt-mint); border-bottom-color: rgba(78, 240, 200, 0.5); }
.pt-breadcrumb__sep { color: var(--pt-gold-deep); }
.pt-breadcrumb__current { color: var(--pt-gold); }

/* ---------- tables ---------- */
.pt-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--pt-line);
  border-radius: var(--pt-radius-sm);
  background: rgba(4, 17, 14, 0.4);
}
.pt-table { width: 100%; min-width: 520px; border-collapse: collapse; font-size: 15px; }
.pt-table th, .pt-table td { padding: 12px 16px; text-align: left; vertical-align: top; }
.pt-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: rgba(75, 30, 111, 0.85);
  font-family: var(--pt-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--pt-gold);
  border-bottom: 1px solid var(--pt-gold-deep);
}
.pt-table tbody tr + tr { border-top: 1px solid var(--pt-line); }
.pt-table tbody th { color: var(--pt-cream); font-weight: 500; }
.pt-table td { color: var(--pt-body); }
.pt-table .is-diff { background: rgba(242, 198, 109, 0.08); color: var(--pt-gold); }

/* ---------- utility ---------- */
.pt-visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.pt-skip {
  position: fixed;
  left: 50%;
  top: 8px;
  z-index: 200;
  transform: translate(-50%, -180%);
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--pt-mint);
  color: #04120F;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s ease;
}
.pt-skip:focus { transform: translate(-50%, 0); }

/* =========================================================
   header — 悬浮胶囊导航浮岛
   ========================================================= */
.pt-header {
  position: sticky;
  top: 0;
  z-index: 90;
  padding: 12px var(--pt-gap) 0;
}

.pt-header__inner {
  position: relative;
  width: min(var(--pt-max), 100%);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 10px 12px 10px 18px;
  border-radius: 999px;
  border: 1px solid var(--pt-line);
  background:
    linear-gradient(120deg, rgba(23, 11, 38, 0.94), rgba(7, 28, 24, 0.94));
  box-shadow: 0 22px 46px -34px #000, 0 1px 0 rgba(255, 255, 255, 0.05) inset;
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  transition: padding 0.25s ease, box-shadow 0.25s ease;
}

.pt-header[data-compact] .pt-header__inner {
  padding: 6px 10px 6px 14px;
  box-shadow: 0 18px 40px -28px #000, 0 0 0 1px rgba(78, 240, 200, 0.12);
}

.pt-header__progress {
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: -1px;
  height: 2px;
  border-radius: 2px;
  transform: scaleX(var(--progress, 0));
  transform-origin: left center;
  background: linear-gradient(90deg, var(--pt-mint), var(--pt-gold));
  opacity: 0.9;
  pointer-events: none;
}

/* brand */
.pt-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
  text-decoration: none;
  color: var(--pt-cream);
  flex: 0 0 auto;
}
.pt-brand__mark {
  position: relative;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  border-radius: 11px;
  background: linear-gradient(150deg, var(--pt-purple), var(--pt-vine) 62%, var(--pt-mint));
  box-shadow: inset 0 0 0 1px rgba(244, 238, 223, 0.2);
}
.pt-brand__mark::before {
  content: "";
  position: absolute;
  inset: 50% auto auto 50%;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  border: 2px solid rgba(7, 28, 24, 0.6);
  transform: translate(-50%, -50%);
}
.pt-brand__mark::after {
  content: "";
  position: absolute;
  right: 6px;
  top: 6px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--pt-mint);
  box-shadow: 0 0 9px var(--pt-mint);
}
.pt-brand__text { display: flex; flex-direction: column; line-height: 1.25; }
.pt-brand__name {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--pt-cream);
}
.pt-brand__tag {
  font-family: var(--pt-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  color: var(--pt-slate);
  white-space: nowrap;
}

/* nav */
.pt-nav { position: relative; }
.pt-nav__panel { display: flex; align-items: center; gap: 8px; }

.pt-nav__list {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 4px;
  border-radius: 999px;
  border: 1px solid var(--pt-line);
  background: rgba(7, 28, 24, 0.55);
}
.pt-nav__item { display: flex; }
.pt-nav__link {
  display: block;
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 13.5px;
  letter-spacing: 0.03em;
  color: var(--pt-mist);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}
.pt-nav__link:hover {
  color: var(--pt-cream);
  background: rgba(75, 30, 111, 0.6);
  box-shadow: inset 0 0 0 1px rgba(78, 240, 200, 0.35);
}
.pt-nav__link[aria-current="page"] {
  position: relative;
  color: var(--pt-mint);
  background: rgba(78, 240, 200, 0.12);
  box-shadow: inset 0 0 0 1px rgba(78, 240, 200, 0.5);
}
.pt-nav__link[aria-current="page"]::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -1px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--pt-mint);
  box-shadow: 0 0 8px var(--pt-mint);
  transform: translateX(-50%);
}

.pt-nav__foot { display: none; }

.pt-utility { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.pt-utility__item { display: flex; }
.pt-utility__link {
  display: block;
  padding: 6px 10px;
  border-radius: 999px;
  font-family: var(--pt-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--pt-slate);
  text-decoration: none;
  transition: color 0.2s ease, background-color 0.2s ease;
}
.pt-utility__link:hover { color: var(--pt-mint); background: rgba(78, 240, 200, 0.1); }

/* actions + toggle */
.pt-header__actions { display: flex; align-items: center; gap: 10px; flex: 0 0 auto; }
.pt-header__cta { padding: 9px 16px; font-size: 13px; white-space: nowrap; }

.pt-nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 14px;
  border: 1px solid var(--pt-line-strong);
  background: rgba(75, 30, 111, 0.35);
  color: var(--pt-cream);
  cursor: pointer;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}
.pt-nav-toggle:hover { border-color: var(--pt-mint); background: rgba(75, 30, 111, 0.6); }
.pt-nav-toggle__bar {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.pt-nav-toggle[data-open] .pt-nav-toggle__bar:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.pt-nav-toggle[data-open] .pt-nav-toggle__bar:nth-child(2) { opacity: 0; }
.pt-nav-toggle[data-open] .pt-nav-toggle__bar:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* =========================================================
   footer — 导航台底座
   ========================================================= */
.pt-footer {
  position: relative;
  margin-top: clamp(48px, 8vw, 104px);
  border-top: 1px solid var(--pt-line-strong);
  overflow: hidden;
  background:
    radial-gradient(120% 90% at 10% -12%, rgba(75, 30, 111, 0.6), transparent 60%),
    radial-gradient(80% 70% at 94% 0%, rgba(44, 122, 91, 0.38), transparent 66%),
    linear-gradient(180deg, #051713, var(--pt-green) 42%, var(--pt-green-deep));
}
.pt-footer::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.5;
  background-image:
    repeating-linear-gradient(115deg, rgba(205, 184, 232, 0.09) 0 1px, transparent 1px 92px),
    repeating-linear-gradient(65deg, rgba(78, 240, 200, 0.06) 0 1px, transparent 1px 138px);
  mask-image: linear-gradient(180deg, #000, transparent 78%);
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 78%);
}

.pt-footer__inner {
  position: relative;
  width: min(var(--pt-max), 100% - (var(--pt-gap) * 2));
  margin-inline: auto;
  padding-block: clamp(38px, 6vw, 72px) 0;
}

.pt-footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  padding-bottom: clamp(24px, 3vw, 36px);
  border-bottom: 1px solid var(--pt-line);
}

.pt-footer__brand { display: grid; gap: 12px; align-content: start; }
.pt-footer__mark {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: conic-gradient(from 210deg, var(--pt-purple), var(--pt-vine), var(--pt-mint), var(--pt-purple));
  box-shadow: 0 0 0 1px rgba(244, 238, 223, 0.16), 0 0 24px -6px rgba(78, 240, 200, 0.5);
}
.pt-footer__tagline {
  font-family: var(--pt-serif);
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.5;
  color: var(--pt-cream);
  max-width: 26ch;
}
.pt-footer__brandline {
  font-family: var(--pt-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--pt-slate);
}

.pt-footer__coltitle {
  margin-bottom: 12px;
  font-family: var(--pt-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--pt-gold);
}

.pt-contact { display: grid; gap: 8px; align-content: start; }
.pt-contact__row {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  font-size: 14px;
  line-height: 1.7;
}
.pt-contact__label {
  font-family: var(--pt-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--pt-slate);
}
.pt-contact__value { color: var(--pt-cream); }
.pt-contact__value--mono {
  font-family: var(--pt-mono);
  font-size: 13px;
  letter-spacing: 0.01em;
  word-break: break-all;
  color: var(--pt-gold);
}
.pt-contact__note {
  margin-top: 6px;
  padding-left: 12px;
  border-left: 1px solid var(--pt-line-strong);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--pt-slate);
}

.pt-footer__cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(20px, 4vw, 48px);
  padding-block: clamp(24px, 3vw, 34px);
  border-bottom: 1px solid var(--pt-line);
}
.pt-footer__col { min-width: 0; }
.pt-footer__links { display: grid; gap: 8px; }
.pt-footer__link {
  display: inline-block;
  font-size: 14.5px;
  color: var(--pt-mist);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.pt-footer__link:hover { color: var(--pt-mint); border-bottom-color: rgba(78, 240, 200, 0.5); }

.pt-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 22px;
  padding-block: 20px clamp(26px, 3vw, 34px);
}
.pt-legal { display: flex; flex-wrap: wrap; gap: 8px 16px; }
.pt-legal__link {
  font-size: 13px;
  color: var(--pt-slate);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.pt-legal__link:hover { color: var(--pt-mint); border-bottom-color: rgba(78, 240, 200, 0.45); }

.pt-footer__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 16px;
  font-family: var(--pt-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--pt-slate);
}
.pt-footer__icp { color: var(--pt-mist); }
.pt-footer__domain { color: var(--pt-gold-deep); }

.pt-to-top {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 70;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--pt-line-strong);
  background: rgba(23, 11, 38, 0.9);
  color: var(--pt-mist);
  font-size: 12px;
  letter-spacing: 0.08em;
  cursor: pointer;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 16px 34px -24px #000;
  transition: color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.pt-to-top:hover {
  color: var(--pt-mint);
  border-color: var(--pt-mint);
  box-shadow: 0 0 0 4px rgba(78, 240, 200, 0.1);
}

/* ---------- reveal ---------- */
.pt-reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1);
  will-change: opacity, transform;
}
.pt-reveal.is-in { opacity: 1; transform: none; }
[data-reveal="2"].pt-reveal { transition-delay: 0.09s; }
[data-reveal="3"].pt-reveal { transition-delay: 0.18s; }

/* =========================================================
   responsive
   ========================================================= */
@media (max-width: 1080px) {
  .pt-brand__tag { display: none; }
  .pt-nav__link { padding: 8px 10px; font-size: 13px; }
  .pt-header__inner { gap: 12px; }
}

@media (max-width: 900px) {
  .pt-header { padding: 8px var(--pt-gap) 0; }
  .pt-header__inner {
    padding: 8px 10px 8px 12px;
    border-radius: 24px;
    gap: 10px;
  }
  .pt-brand__mark { width: 30px; height: 30px; border-radius: 10px; }
  .pt-brand__name { font-size: 15px; }
  .pt-header__cta { padding: 8px 13px; font-size: 12.5px; }

  .pt-nav { position: static; }
  .pt-nav__panel {
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 10px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 16px;
    border-radius: 24px;
    border: 1px solid var(--pt-line-strong);
    background: linear-gradient(170deg, rgba(35, 15, 52, 0.98), rgba(7, 28, 24, 0.98));
    box-shadow: 0 34px 64px -34px #000;
    max-height: min(72vh, 560px);
    overflow-y: auto;
  }
  .pt-nav[data-open] .pt-nav__panel { display: flex; }

  .pt-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: none;
  }
  .pt-nav__link {
    padding: 12px 14px;
    border-radius: 14px;
    font-size: 15px;
    letter-spacing: 0.04em;
  }
  .pt-nav__link[aria-current="page"]::before { display: none; }

  .pt-nav__foot {
    display: block;
    padding-top: 12px;
    border-top: 1px solid var(--pt-line);
  }
  .pt-utility { gap: 4px; }

  .pt-nav-toggle { display: flex; }

  .pt-footer__top { grid-template-columns: minmax(0, 1fr); }
  .pt-grid--asym { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 560px) {
  .pt-brand__name { font-size: 14px; }
  .pt-header__cta { font-size: 12px; padding: 8px 11px; }
  .pt-footer__cols { grid-template-columns: minmax(0, 1fr); gap: 22px; }
  .pt-footer__bottom { flex-direction: column; align-items: flex-start; }
  .pt-to-top { right: 12px; bottom: 12px; padding: 9px 14px; }
  .pt-contact__row { grid-template-columns: 44px minmax(0, 1fr); }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .pt-reveal { opacity: 1; transform: none; }
  .pt-btn--accent:hover { transform: none; }
}