/* ==========================================================
   泰佑睿晟 TYRS — 全站样式
   主题:科技蓝 / 深空背景 / 霓虹光效
   ========================================================== */
:root {
  --bg-0: #050a18;
  --bg-1: #0a1428;
  --bg-2: #0e1d3a;
  --card: rgba(20, 40, 80, 0.45);
  --card-border: rgba(80, 160, 255, 0.18);
  --blue: #1e90ff;
  --cyan: #00d4ff;
  --violet: #7b5cff;
  --text: #e8f1ff;
  --text-dim: #8fa8c9;
  --glow: 0 0 24px rgba(0, 212, 255, 0.35);
  --radius: 16px;
  --font: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-0);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
}

::selection { background: rgba(0, 212, 255, 0.35); }

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

/* ---------- 背景粒子画布 ---------- */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* 内容置于画布之上 */
.site { position: relative; z-index: 1; }

/* ---------- 导航 ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 5vw;
  background: rgba(5, 10, 24, 0.55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(80, 160, 255, 0.10);
  transition: background 0.3s;
}
.nav.scrolled { background: rgba(5, 10, 24, 0.88); }

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 1px;
}
.nav-logo .logo-mark {
  width: 34px; height: 34px;
  border-radius: 9px;
  box-shadow: var(--glow);
  display: block;
  object-fit: cover;
}
.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  font-size: 0.92rem;
}
.nav-links a {
  color: var(--text-dim);
  position: relative;
  transition: color 0.25s;
  padding: 4px 0;
}
.nav-links a:hover, .nav-links a.active { color: var(--cyan); }
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transition: width 0.3s;
  border-radius: 2px;
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-cta {
  padding: 8px 20px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: #04122b;
  font-weight: 600;
  font-size: 0.88rem;
  box-shadow: 0 0 18px rgba(0, 212, 255, 0.35);
  transition: transform 0.2s, box-shadow 0.2s;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 0 28px rgba(0, 212, 255, 0.6); }

.nav-burger { display: none; background: none; border: none; color: var(--cyan); font-size: 1.5rem; cursor: pointer; }

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 120px 5vw 60px;
  position: relative;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border-radius: 999px;
  border: 1px solid var(--card-border);
  background: rgba(20, 40, 80, 0.4);
  color: var(--cyan);
  font-size: 0.82rem;
  letter-spacing: 2px;
  margin-bottom: 28px;
  animation: fadeUp 0.8s both;
}
.hero-badge .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  animation: pulse 1.8s infinite;
}
.hero h1 {
  font-size: clamp(2.2rem, 6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 2px;
  animation: fadeUp 0.8s 0.15s both;
}
.hero h1 .grad {
  background: linear-gradient(90deg, var(--blue), var(--cyan), var(--violet));
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shine 5s linear infinite;
}
.hero .sub {
  margin-top: 22px;
  max-width: 640px;
  color: var(--text-dim);
  font-size: clamp(0.95rem, 2vw, 1.15rem);
  animation: fadeUp 0.8s 0.3s both;
}
.hero-actions {
  margin-top: 40px;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: center;
  animation: fadeUp 0.8s 0.45s both;
}
.btn {
  padding: 14px 34px;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: transform 0.2s, box-shadow 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: #04122b;
  box-shadow: 0 0 24px rgba(0, 212, 255, 0.4);
}
.btn-primary:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 0 40px rgba(0, 212, 255, 0.65); }
.btn-ghost {
  background: transparent;
  color: var(--cyan);
  border: 1px solid rgba(0, 212, 255, 0.5);
}
.btn-ghost:hover { background: rgba(0, 212, 255, 0.1); transform: translateY(-3px); }

.hero-stats {
  margin-top: 70px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 20px;
  width: min(860px, 92vw);
  animation: fadeUp 0.8s 0.6s both;
}
.stat {
  padding: 22px 12px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(8px);
}
.stat .num {
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat .label { color: var(--text-dim); font-size: 0.85rem; margin-top: 4px; }

.scroll-hint {
  position: absolute;
  bottom: 26px; left: 50%;
  transform: translateX(-50%);
  color: var(--text-dim);
  font-size: 1.4rem;
  animation: bob 2s infinite;
}

/* ---------- 通用 Section ---------- */
.section { padding: 110px 5vw; max-width: 1200px; margin: 0 auto; }
.section-head { text-align: center; margin-bottom: 60px; }
.section-head .kicker {
  color: var(--cyan);
  letter-spacing: 4px;
  font-size: 0.8rem;
  text-transform: uppercase;
}
.section-head h2 {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 800;
  margin-top: 10px;
}
.section-head p { color: var(--text-dim); margin-top: 14px; max-width: 620px; margin-inline: auto; }

/* 滚动浮现 */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 理念卡片 ---------- */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px;
}
.value-card {
  padding: 34px 26px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(8px);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
  position: relative;
  overflow: hidden;
}
.value-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%), rgba(0, 212, 255, 0.12), transparent 60%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.value-card:hover::before { opacity: 1; }
.value-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 212, 255, 0.45);
  box-shadow: 0 12px 40px rgba(0, 100, 255, 0.18);
}
.value-card .icon {
  width: 54px; height: 54px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  font-size: 1.6rem;
  background: linear-gradient(135deg, rgba(30, 144, 255, 0.25), rgba(0, 212, 255, 0.15));
  border: 1px solid rgba(0, 212, 255, 0.3);
  margin-bottom: 18px;
}
.value-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.value-card p { color: var(--text-dim); font-size: 0.9rem; }

/* ---------- App 展示 ---------- */
.app-filter {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.chip {
  padding: 8px 22px;
  border-radius: 999px;
  border: 1px solid var(--card-border);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 0.88rem;
  font-family: var(--font);
  transition: all 0.25s;
}
.chip:hover { border-color: rgba(0, 212, 255, 0.5); color: var(--cyan); }
.chip.active {
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: #04122b;
  border-color: transparent;
  font-weight: 600;
}
.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 24px;
}
.app-card {
  padding: 26px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(8px);
  transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s, opacity 0.4s;
  cursor: default;
}
.app-card.hide { display: none; }
.app-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 212, 255, 0.45);
  box-shadow: 0 12px 36px rgba(0, 100, 255, 0.2);
}
.app-card .app-top { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.app-icon {
  width: 52px; height: 52px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}
.app-card h3 { font-size: 1.05rem; }
.app-card .cat {
  font-size: 0.72rem;
  color: var(--cyan);
  border: 1px solid rgba(0, 212, 255, 0.3);
  padding: 2px 10px;
  border-radius: 999px;
  display: inline-block;
  margin-top: 4px;
}
.app-card p { color: var(--text-dim); font-size: 0.86rem; }
.app-card .stores { margin-top: 16px; display: flex; gap: 10px; }
.store-tag {
  font-size: 0.72rem;
  color: var(--text-dim);
  border: 1px solid var(--card-border);
  padding: 4px 12px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

/* ---------- 企业服务 ---------- */
.enterprise {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}
.enterprise .visual {
  position: relative;
  min-height: 360px;
  border-radius: 20px;
  background: linear-gradient(160deg, var(--bg-2), var(--bg-1));
  border: 1px solid var(--card-border);
  overflow: hidden;
  display: grid;
  place-items: center;
}
.orbit-wrap { position: relative; width: 300px; height: 300px; }
.orbit {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px dashed rgba(0, 212, 255, 0.25);
  animation: spin 24s linear infinite;
}
.orbit.o2 { inset: 45px; animation-duration: 16s; animation-direction: reverse; }
.orbit.o3 { inset: 90px; animation-duration: 10s; }
.orbit .node {
  position: absolute;
  top: -16px; left: 50%;
  transform: translateX(-50%);
  width: 34px; height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--bg-2);
  border: 1px solid rgba(0, 212, 255, 0.45);
  font-size: 1rem;
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.3);
}
.orbit-core {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}
.orbit-core .core {
  width: 76px; height: 76px;
  border-radius: 22px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  display: grid;
  place-items: center;
  font-weight: 800;
  color: #04122b;
  font-size: 1.1rem;
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.55);
  animation: breath 3s ease-in-out infinite;
}
.feature-list { list-style: none; display: flex; flex-direction: column; gap: 20px; margin-top: 26px; }
.feature-list li { display: flex; gap: 14px; align-items: flex-start; }
.feature-list .fi {
  width: 40px; height: 40px;
  flex-shrink: 0;
  border-radius: 11px;
  display: grid;
  place-items: center;
  background: rgba(30, 144, 255, 0.15);
  border: 1px solid rgba(0, 212, 255, 0.3);
  font-size: 1.1rem;
}
.feature-list h4 { font-size: 1rem; }
.feature-list p { color: var(--text-dim); font-size: 0.87rem; }

/* ---------- 游戏中心预览 ---------- */
.game-preview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.game-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
  border: 1px solid var(--card-border);
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
  display: block;
}
.game-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0, 212, 255, 0.5);
  box-shadow: 0 16px 44px rgba(0, 100, 255, 0.25);
}
.game-card .thumb {
  height: 150px;
  display: grid;
  place-items: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}
.game-card .thumb::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(5, 10, 24, 0.8));
}
.game-card .g-body { padding: 20px; }
.game-card h3 { font-size: 1.1rem; margin-bottom: 6px; }
.game-card p { color: var(--text-dim); font-size: 0.85rem; }
.game-card .play-tag {
  margin-top: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--cyan);
  font-size: 0.85rem;
  font-weight: 600;
}

/* ---------- 联系我们 ---------- */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 50px;
}
.contact-info h3 { font-size: 1.4rem; margin-bottom: 16px; }
.contact-info p { color: var(--text-dim); margin-bottom: 26px; }
.contact-lines { list-style: none; display: flex; flex-direction: column; gap: 16px; }
.contact-lines li { display: flex; align-items: center; gap: 12px; color: var(--text-dim); font-size: 0.92rem; }
.contact-lines .ci {
  width: 38px; height: 38px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: rgba(30, 144, 255, 0.15);
  border: 1px solid rgba(0, 212, 255, 0.3);
}
.form-card {
  padding: 34px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--card-border);
  backdrop-filter: blur(8px);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 0.85rem; color: var(--text-dim); margin-bottom: 7px; }
.field input, .field textarea, .field select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--card-border);
  background: rgba(5, 10, 24, 0.6);
  color: var(--text);
  font-family: var(--font);
  font-size: 0.92rem;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15);
}
.field textarea { resize: vertical; min-height: 110px; }
.form-note { font-size: 0.8rem; color: var(--text-dim); margin-top: 12px; }
.form-ok {
  display: none;
  margin-top: 14px;
  padding: 12px 16px;
  border-radius: 10px;
  background: rgba(0, 220, 130, 0.12);
  border: 1px solid rgba(0, 220, 130, 0.4);
  color: #6df0b8;
  font-size: 0.88rem;
}
.form-ok.show { display: block; animation: fadeUp 0.4s both; }

/* ---------- 页脚 ---------- */
.footer {
  border-top: 1px solid rgba(80, 160, 255, 0.1);
  padding: 40px 5vw;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
  background: rgba(5, 10, 24, 0.6);
}
.footer .foot-logo { font-weight: 700; color: var(--text); margin-bottom: 8px; letter-spacing: 1px; }

/* ---------- 动画 ---------- */
@keyframes fadeUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: none; } }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(0, 212, 255, 0.5); } 50% { box-shadow: 0 0 0 7px rgba(0, 212, 255, 0); } }
@keyframes shine { to { background-position: 200% center; } }
@keyframes bob { 0%, 100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 10px); } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes breath { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.07); } }

/* ==========================================================
   游戏中心页
   ========================================================== */
.gc-hero { padding: 150px 5vw 40px; text-align: center; }
.gc-hero h1 { font-size: clamp(1.9rem, 5vw, 3rem); font-weight: 800; }
.gc-hero p { color: var(--text-dim); margin-top: 12px; }

.gc-layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 30px 5vw 90px;
}
.gc-select {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 36px;
}
.gc-tab {
  padding: 20px;
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--card-border);
  cursor: pointer;
  text-align: left;
  color: var(--text);
  font-family: var(--font);
  display: flex;
  gap: 14px;
  align-items: center;
  transition: all 0.25s;
}
.gc-tab .gi { font-size: 2rem; }
.gc-tab h3 { font-size: 1.02rem; }
.gc-tab p { color: var(--text-dim); font-size: 0.8rem; }
.gc-tab:hover { border-color: rgba(0, 212, 255, 0.45); transform: translateY(-4px); }
.gc-tab.active {
  border-color: var(--cyan);
  background: linear-gradient(160deg, rgba(30, 144, 255, 0.18), rgba(0, 212, 255, 0.08));
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.15);
}

.gc-main {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 24px;
  align-items: start;
}
.game-stage {
  border-radius: var(--radius);
  background: var(--bg-1);
  border: 1px solid var(--card-border);
  overflow: hidden;
  position: relative;
}
.game-hud {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 18px;
  border-bottom: 1px solid rgba(80, 160, 255, 0.12);
  font-size: 0.88rem;
  flex-wrap: wrap;
  gap: 8px;
}
.game-hud .hud-item { color: var(--text-dim); }
.game-hud .hud-item b { color: var(--cyan); font-size: 1.05rem; margin-left: 6px; }
.hud-btns { display: flex; gap: 8px; }
.hud-btn {
  padding: 6px 16px;
  border-radius: 8px;
  border: 1px solid rgba(0, 212, 255, 0.4);
  background: transparent;
  color: var(--cyan);
  cursor: pointer;
  font-size: 0.82rem;
  font-family: var(--font);
  transition: all 0.2s;
}
.hud-btn:hover { background: rgba(0, 212, 255, 0.12); }

#game-canvas {
  display: block;
  width: 100%;
  background: #060d1f;
  touch-action: none;
}

/* 游戏遮罩层(开始/结束) */
.game-overlay {
  position: absolute;
  inset: 49px 0 0;
  background: rgba(5, 10, 24, 0.88);
  backdrop-filter: blur(6px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  z-index: 5;
  overflow-y: auto;
}
.game-overlay.hidden { display: none; }
.game-overlay h2 { font-size: 1.7rem; margin-bottom: 8px; }
.game-overlay .ov-sub { color: var(--text-dim); margin-bottom: 20px; font-size: 0.92rem; max-width: 420px; }
.game-overlay .big-score {
  font-size: 2.6rem;
  font-weight: 800;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 4px;
}
.ov-form {
  width: min(360px, 92%);
  text-align: left;
  margin-top: 8px;
}
.ov-form .field { margin-bottom: 12px; }

/* 排行榜 */
.leader-panel {
  border-radius: var(--radius);
  background: var(--card);
  border: 1px solid var(--card-border);
  padding: 22px;
  backdrop-filter: blur(8px);
}
.leader-panel h3 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.05rem;
  margin-bottom: 4px;
}
.leader-sub { color: var(--text-dim); font-size: 0.78rem; margin-bottom: 16px; }
.leader-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.leader-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(5, 10, 24, 0.5);
  border: 1px solid rgba(80, 160, 255, 0.1);
  font-size: 0.88rem;
  animation: fadeUp 0.4s both;
}
.leader-list .rank {
  width: 26px; height: 26px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.8rem;
  background: rgba(30, 144, 255, 0.18);
  color: var(--cyan);
  flex-shrink: 0;
}
.leader-list li:nth-child(1) .rank { background: linear-gradient(135deg, #ffd700, #ff9d00); color: #3a2500; }
.leader-list li:nth-child(2) .rank { background: linear-gradient(135deg, #e8e8e8, #9fb4c7); color: #26313c; }
.leader-list li:nth-child(3) .rank { background: linear-gradient(135deg, #ff9e6d, #c96a2f); color: #3a1d05; }
.leader-list .lname { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.leader-list .lscore { color: var(--cyan); font-weight: 700; }
.leader-list .llv { color: var(--text-dim); font-size: 0.75rem; }
.leader-empty { color: var(--text-dim); font-size: 0.85rem; text-align: center; padding: 20px 0; }

/* ---------- 响应式 ---------- */
@media (max-width: 900px) {
  .enterprise, .contact-wrap, .gc-main { grid-template-columns: 1fr; }
  .nav-links {
    position: fixed;
    top: 62px; right: 0;
    flex-direction: column;
    background: rgba(5, 10, 24, 0.97);
    width: 220px;
    padding: 24px;
    gap: 18px;
    transform: translateX(100%);
    transition: transform 0.3s;
    border-left: 1px solid var(--card-border);
    height: calc(100vh - 62px);
  }
  .nav-links.open { transform: none; }
  .nav-burger { display: block; }
  .form-row { grid-template-columns: 1fr; }
}