/* ============================================================
   藏蓝轻语 — 视觉作品展示网页
   Design System: Navy + Green Accents
   ============================================================ */

/* -------------------- CSS 变量 -------------------- */
:root {
  /* 藏蓝色背景系 */
  --bg-deep: #0a1628;
  --bg-card: rgba(10, 22, 40, 0.88);
  --bg-card-alt: #112240;
  --bg-surface: #0d1f33;

  /* 绿色主色 — 深墨绿色调 */
  --gold-50: rgba(34, 197, 94, 0.08);
  --gold-100: rgba(34, 197, 94, 0.14);
  --gold-200: rgba(34, 197, 94, 0.24);
  --gold-300: rgba(34, 197, 94, 0.4);
  --gold-400: #22c55e;
  --gold-500: #16a34a;
  --gold-600: #15803d;
  --gold-700: #14532d;

  /* 绿色别名 */
  --green-50: rgba(34, 197, 94, 0.08);
  --green-100: rgba(34, 197, 94, 0.14);
  --green-200: rgba(34, 197, 94, 0.24);
  --green-300: rgba(34, 197, 94, 0.4);
  --green-400: #22c55e;
  --green-500: #16a34a;
  --green-600: #15803d;
  --green-700: #14532d;

  /* 语义色 */
  --color-primary: var(--gold-500);
  --color-primary-hover: var(--gold-400);
  --color-primary-dark: var(--gold-600);
  --color-bg: #0a1628;
  --color-bg-alt: #112240;
  --color-surface: rgba(10, 22, 40, 0.88);
  --color-text: #e0e6f0;
  --color-text-muted: #8b9bb4;
  --color-border: rgba(34, 197, 94, 0.14);

  /* 玻璃态（深色） */
  --glass-bg: rgba(10, 22, 40, 0.82);
  --glass-border: rgba(34, 197, 94, 0.14);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
  --glass-blur: 16px;

  /* 阴影层级 */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.35);
  --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.45);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.28);
  --shadow-green: 0 0 40px rgba(34, 197, 94, 0.12);
  --shadow-gold: 0 0 40px rgba(34, 197, 94, 0.12);

  /* 圆角 */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;
  --radius-2xl: 50px;

  /* 过渡 */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* 字体 */
  --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;

  /* 导航高度 */
  --nav-height: 72px;
}

/* -------------------- Reset & Base -------------------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

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

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  color: inherit;
  min-height: 44px;
  min-width: 44px;
  touch-action: manipulation;
}

img,
video {
  max-width: 100%;
  display: block;
}

::selection {
  background: var(--gold-500);
  color: #ffffff;
}

/* 滚动条 */
::-webkit-scrollbar {
  width: 0;
}

/* -------------------- 图层 0：背景装饰 -------------------- */
.bg-decoration {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.floating-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.06;
  filter: blur(100px);
  will-change: transform;
}

.shape-1 {
  width: 500px;
  height: 500px;
  background: var(--gold-400);
  top: -10%;
  left: -8%;
  animation: floatA 18s ease-in-out infinite;
}
.shape-2 {
  width: 350px;
  height: 350px;
  background: var(--gold-400);
  top: 50%;
  right: -6%;
  animation: floatB 22s ease-in-out infinite;
}
.shape-3 {
  width: 240px;
  height: 240px;
  background: var(--gold-300);
  bottom: 8%;
  left: 12%;
  animation: floatC 14s ease-in-out infinite;
}
.shape-4 {
  width: 180px;
  height: 180px;
  background: var(--gold-500);
  top: 25%;
  right: 20%;
  animation: floatA 16s ease-in-out infinite 3s;
}
.shape-5 {
  width: 120px;
  height: 120px;
  background: var(--gold-200);
  top: 65%;
  left: 55%;
  animation: floatB 12s ease-in-out infinite 1s;
  opacity: 0.04;
}
.shape-6 {
  width: 280px;
  height: 280px;
  background: rgba(34, 197, 94, 0.15);
  top: 18%;
  left: 40%;
  animation: floatC 20s ease-in-out infinite 4s;
}

@keyframes floatA {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  25% {
    transform: translate(40px, -50px) scale(1.08);
  }
  50% {
    transform: translate(-25px, -30px) scale(0.94);
  }
  75% {
    transform: translate(-40px, 40px) scale(1.05);
  }
}
@keyframes floatB {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(-50px, -40px) scale(1.06);
  }
  66% {
    transform: translate(30px, 45px) scale(0.92);
  }
}
@keyframes floatC {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(45px, -30px) scale(1.04);
  }
}

/* -------------------- 导航栏（浅色玻璃态） -------------------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: all 0.4s var(--ease-out);
}

.navbar.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  transition: opacity 0.2s;
}
.nav-logo:hover {
  opacity: 0.8;
}

.nav-logo-img {
  height: 50px;
  width: auto;
  display: block;
  border-radius: var(--radius-sm);
  filter: saturate(1.6) brightness(0.8);
}

/* 导航链接 */
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  padding: 8px 18px;
  border-radius: 100px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: all 0.25s var(--ease-out);
  position: relative;
}
.nav-link:hover,
.nav-link.active {
  color: var(--gold-400);
  background: rgba(34, 197, 94, 0.08);
}

/* 汉堡按钮 */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all 0.3s var(--ease-out);
}
.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* 抽屉导航 */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: all 0.35s var(--ease-out);
}
.nav-overlay.open {
  opacity: 1;
  visibility: visible;
}

.nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 280px;
  height: 100vh;
  background: var(--bg-card-alt);
  z-index: 999;
  padding: 24px;
  transform: translateX(100%);
  transition: transform 0.4s var(--ease-out);
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--color-border);
}
.nav-drawer.open {
  transform: translateX(0);
}

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}
.drawer-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-text);
}
.drawer-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--color-text);
  transition: background 0.2s;
}
.drawer-close:hover {
  background: rgba(34, 197, 94, 0.08);
}

.drawer-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.drawer-link {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  transition: all 0.2s var(--ease-out);
}
.drawer-link:hover {
  background: rgba(34, 197, 94, 0.08);
  color: var(--gold-400);
}

/* -------------------- 通用 Section -------------------- */
section {
  position: relative;
  z-index: 1;
  padding: 100px 24px;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-400);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  color: var(--color-text);
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 96px;
  height: 4px;
  background: rgba(34, 197, 94, 0.5);
  margin: 15px auto 0;
}

.text-gold {
  color: var(--gold-400);
  position: relative;
}
.text-gold::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 2px;
  width: 100%;
  height: 5px;
  background: rgba(34, 197, 94, 0.18);
  border-radius: 3px;
  z-index: -1;
}

.section-desc {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

/* 滚动渐显 */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: all 0.7s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* -------------------- ① 英雄首屏 -------------------- */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  overflow: hidden;
  background: url('../assets/images/hero-bg.png') center/cover no-repeat;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 22, 40, 0.78) 0%,
    rgba(10, 22, 40, 0.85) 50%,
    rgba(10, 22, 40, 0.94) 100%
  );
  pointer-events: none;
  mix-blend-mode: multiply;
}

/* Hero 背景 Logo 水印 */
.hero::after {
  content: '';
  position: absolute;
  z-index: 0;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(600px, 80vw);
  height: min(600px, 80vw);
  background: url('../assets/images/logo2.jpg') center/contain no-repeat;
  opacity: 0.04;
  pointer-events: none;
  filter: grayscale(1) brightness(1.5) saturate(1.3);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  text-align: center;
}

.hero-logo {
  display: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: rgba(10, 22, 40, 0.75);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--gold-400);
  margin-bottom: 28px;
  animation: glowPulse 3s ease-in-out infinite;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

@keyframes glowPulse {
  0%,
  100% {
    box-shadow: 0 0 12px rgba(34, 197, 94, 0.15);
  }
  50% {
    box-shadow: 0 0 24px rgba(34, 197, 94, 0.3);
  }
}

.hero-title {
  font-size: clamp(4.5rem, 9vw, 7rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: 5px;
  color: var(--color-text);
  text-transform: uppercase;
  margin-bottom: 24px;
  text-shadow:
    0 0 40px rgba(34, 197, 94, 0.25),
    0 2px 16px rgba(0, 0, 0, 0.6),
    0 4px 8px rgba(0, 0, 0, 0.5);
}

/* Hero Divider */
.hero-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 24px;
}

.hero-divider-line {
  display: block;
  width: 60px;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(34, 197, 94, 0.55),
    transparent
  );
}

.hero-divider-dot {
  font-size: 0.55rem;
  color: var(--gold-400);
  opacity: 0.9;
  text-shadow: 0 0 8px rgba(34, 197, 94, 0.4);
}

.hero-subtitle {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 4px;
  color: var(--gold-400);
  text-transform: uppercase;
  margin-bottom: 12px;
  text-shadow:
    0 0 40px rgba(34, 197, 94, 0.35),
    0 2px 12px rgba(0, 0, 0, 0.5);
}

/* Hero Tagline (第三行) */
.hero-tagline {
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: 5px;
  color: var(--color-text);
  text-transform: uppercase;
  margin-bottom: 20px;
  text-shadow:
    0 0 20px rgba(34, 197, 94, 0.2),
    0 2px 8px rgba(0, 0, 0, 0.5);
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
  line-height: 1.7;
}

/* Hero Countdown */
.hero-countdown {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-bottom: 32px;
}

.countdown-item {
  text-align: center;
  min-width: 58px;
}

.countdown-num {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--gold-400);
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}

.countdown-label {
  font-size: 0.65rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.countdown-sep {
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--gold-400);
  opacity: 0.5;
  margin-top: -4px;
}

/* Hero Prize Preview */
.hero-prizes {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 32px;
  margin-bottom: 36px;
}

.hero-prize-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 72px;
}

.hero-prize-item img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(34, 197, 94, 0.35);
  transition: all 0.3s var(--ease-out);
}
.hero-prize-item:hover img {
  border-color: var(--gold-400);
  transform: scale(1.1);
}

.hero-prize-cash {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.12);
  border: 2px solid rgba(34, 197, 94, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.hero-prize-item span {
  font-size: 0.65rem;
  color: var(--color-text);
  font-weight: 600;
  text-align: center;
  line-height: 1.3;
  max-width: 72px;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.5);
}

.hero-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 100px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: all 0.3s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(34, 197, 94, 0.25);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(34, 197, 94, 0.35);
}
.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  border: 2px solid rgba(34, 197, 94, 0.4);
  color: var(--gold-400);
}
.btn-outline:hover {
  background: rgba(34, 197, 94, 0.1);
  border-color: var(--gold-400);
  transform: translateY(-2px);
}

.btn-arrow {
  transition: transform 0.3s var(--ease-out);
}
.btn-primary:hover .btn-arrow {
  transform: translateX(4px);
}

/* 入场动画 */
.layer-rise {
  opacity: 0;
  transform: translateY(30px);
  animation: riseIn 0.7s var(--ease-out) forwards;
}
.layer-rise[data-delay='50'] {
  animation-delay: 0.05s;
}
.layer-rise[data-delay='100'] {
  animation-delay: 0.1s;
}
.layer-rise[data-delay='150'] {
  animation-delay: 0.15s;
}
.layer-rise[data-delay='200'] {
  animation-delay: 0.2s;
}
.layer-rise[data-delay='250'] {
  animation-delay: 0.25s;
}
.layer-rise[data-delay='300'] {
  animation-delay: 0.3s;
}
.layer-rise[data-delay='350'] {
  animation-delay: 0.35s;
}

@keyframes riseIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* -------------------- ② 关于区 -------------------- */
.about-section {
  background: var(--bg-deep);
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
}

.about-text-block {
  background: var(--bg-card-alt);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  border: 1px solid rgba(34, 197, 94, 0.1);
  margin-bottom: 24px;
  transition: all 0.35s var(--ease-out);
  box-shadow: var(--shadow-sm);
}
.about-text-block:hover {
  border-color: rgba(34, 197, 94, 0.2);
  box-shadow: var(--shadow-gold);
}

.about-text-block p {
  color: var(--color-text-muted);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.85;
  margin-bottom: 14px;
}
.about-text-block p:last-child {
  margin-bottom: 0;
}

/* -------------------- ③ 候选人卡片 ★核心 -------------------- */
.candidates-section {
  background: var(--bg-card-alt);
}

.candidates-grid {
  max-width: 1100px;
  margin: 100px auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.candidate-card {
  background: linear-gradient(
    180deg,
    rgba(34, 197, 94, 0.1) 0%,
    rgba(10, 22, 40, 0.6) 100%
  );
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid rgba(34, 197, 94, 0.1);
  transition: all 0.4s var(--ease-out);
  cursor: default;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
}
.candidate-card:hover {
  transform: translateY(-8px);
  border-color: rgba(34, 197, 94, 0.3);
  box-shadow: var(--shadow-lg), var(--shadow-gold);
}

/* TOP 1 — 居中，最突出 */
.candidate-card.top1 {
  border: 1px solid rgba(34, 197, 94, 0.25);
  scale: 1.05;
  z-index: 2;
  position: relative;
  box-shadow:
    0 12px 44px rgba(34, 197, 94, 0.12),
    0 4px 20px rgba(0, 0, 0, 0.05);
}
.candidate-card.top1:hover {
  transform: translateY(-12px);
  box-shadow:
    0 20px 56px rgba(34, 197, 94, 0.18),
    0 8px 28px rgba(0, 0, 0, 0.06);
}

/* TOP 2 — 左侧，中等 */
.candidate-card.top2 {
  border: 1px solid rgba(34, 197, 94, 0.2);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
}

/* TOP 3 — 右侧，标准 */
.candidate-card.top3 {
  border: 1px solid rgba(34, 197, 94, 0.2);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.candidate-img {
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--bg-card-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.candidate-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.candidate-img .img-placeholder {
  font-size: 5rem;
  opacity: 0.4;
}

.candidate-body {
  padding: 28px 24px 24px;
}

.candidate-rank {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 14px;
  text-transform: uppercase;
}
.candidate-card.top1 .candidate-rank {
  background: rgba(34, 197, 94, 0.12);
  color: var(--gold-400);
}
.candidate-card.top2 .candidate-rank {
  background: rgba(34, 197, 94, 0.12);
  color: #94a3b8;
}
.candidate-card.top3 .candidate-rank {
  background: rgba(34, 197, 94, 0.12);
  color: var(--gold-400);
}

.candidate-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text);
  margin-bottom: 6px;
  text-transform: uppercase;
}

.candidate-role {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 8px;
}

.candidate-meta {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 3px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.candidate-intro {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-top: 12px;
  margin-bottom: 16px;
}

/* 折叠详情按钮 */
.detail-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 10px 0;
  margin-bottom: 14px;
  background: none;
  border: none;
  border-top: 1px solid rgba(34, 197, 94, 0.12);
  border-bottom: 1px solid rgba(34, 197, 94, 0.12);
  cursor: pointer;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gold-400);
  justify-content: center;
  transition: all 0.25s var(--ease-out);
  min-height: 40px;
}
.detail-toggle:hover {
  color: var(--gold-600);
  background: rgba(34, 197, 94, 0.04);
}
.detail-toggle .toggle-icon {
  font-size: 0.65rem;
  transition: transform 0.35s var(--ease-out);
}
.detail-toggle.open .toggle-icon {
  transform: rotate(180deg);
}

/* 折叠容器 */
.candidate-details {
  overflow: hidden;
  transition:
    max-height 0.5s var(--ease-out),
    opacity 0.35s var(--ease-out);
  max-height: 1200px;
  opacity: 1;
}
.candidate-details.collapsed {
  max-height: 0;
  opacity: 0;
  margin-top: 0;
}

.candidate-highlight {
  background: rgba(34, 197, 94, 0.08);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 16px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.candidate-highlight strong {
  color: var(--gold-400);
  font-size: 0.88rem;
}

/* 候选人详情区块（新排版） */
.candidate-details {
  margin-top: 4px;
}

.detail-block {
  margin-bottom: 20px;
}

.detail-block:last-child {
  margin-bottom: 0;
}

.detail-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--gold-400);
  letter-spacing: 0.05em;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid rgba(34, 197, 94, 0.15);
}

.detail-block p {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 10px;
}

.detail-block p:last-child {
  margin-bottom: 0;
}

.vote-bar {
  margin-top: 8px;
}

.vote-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.vote-count {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--gold-400);
  font-variant-numeric: tabular-nums;
}

.vote-label {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.vote-progress {
  height: 6px;
  background: rgba(34, 197, 94, 0.08);
  border-radius: 3px;
  overflow: hidden;
}

.vote-progress-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 1.2s var(--ease-out);
}
.candidate-card.top1 .vote-progress-fill {
  background: linear-gradient(90deg, var(--gold-400), var(--gold-600));
}
.candidate-card.top2 .vote-progress-fill {
  background: linear-gradient(90deg, var(--gold-500), var(--gold-400));
}
.candidate-card.top3 .vote-progress-fill {
  background: linear-gradient(90deg, var(--gold-600), var(--gold-500));
}

/* 投票按钮 */
.vote-btn {
  width: 100%;
  padding: 13px 20px;
  margin-top: 18px;
  border-radius: 100px;
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  color: #ffffff;
  font-size: 0.9rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: all 0.3s var(--ease-out);
  box-shadow: 0 4px 16px rgba(34, 197, 94, 0.2);
  border: none;
  font-family: inherit;
  min-height: 48px;
}
.vote-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(34, 197, 94, 0.3);
}
.vote-btn:active:not(:disabled) {
  transform: translateY(0);
}
.vote-btn:disabled {
  background: rgba(34, 197, 94, 0.08);
  color: var(--color-text-muted);
  cursor: not-allowed;
  box-shadow: none;
  border: 1px solid rgba(34, 197, 94, 0.1);
}
.vote-btn.voted {
  background: rgba(34, 197, 94, 0.1);
  color: var(--gold-400);
  border: 1px solid rgba(34, 197, 94, 0.25);
  box-shadow: none;
  cursor: default;
}
.vote-btn.loading {
  opacity: 0.7;
  pointer-events: none;
}
.vote-btn-icon {
  font-size: 1rem;
}

/* 加载状态 */
.loading-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--bg-deep);
  color: var(--color-text-muted);
  transition: opacity 0.5s var(--ease-out);
}
.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.loading-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid rgba(34, 197, 94, 0.15);
  border-top-color: var(--gold-400);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 20px;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
.loading-text {
  font-size: 0.9rem;
  letter-spacing: 0.05em;
}

/* -------------------- ④ 奖品区 -------------------- */
.prizes-section {
  background: var(--bg-deep);
}

.prizes-grid {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.prize-card {
  background: var(--bg-card-alt);
  border-radius: var(--radius-lg);
  padding: 28px 20px 24px;
  text-align: center;
  border: 1px solid rgba(34, 197, 94, 0.1);
  transition: all 0.35s var(--ease-out);
  cursor: default;
  box-shadow: var(--shadow-sm);
}
.prize-card:hover {
  transform: translateY(-6px);
  border-color: rgba(34, 197, 94, 0.25);
  box-shadow: var(--shadow-lg), var(--shadow-gold);
}

.prize-icon-wrap {
  width: 80px;
  height: 80px;
  margin: 0 auto 16px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--bg-card-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid rgba(34, 197, 94, 0.2);
}
.prize-icon-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.prize-emoji {
  font-size: 2.2rem;
}

.prize-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 6px;
}

.prize-for {
  font-size: 0.8rem;
  color: var(--gold-400);
  font-weight: 500;
}

.prizes-note {
  max-width: 700px;
  margin: 32px auto 0;
  text-align: center;
  padding: 24px 28px;
  background: rgba(34, 197, 94, 0.04);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(34, 197, 94, 0.1);
}
.prizes-note p {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 8px;
}
.prizes-note p:last-child {
  margin-bottom: 0;
}

/* -------------------- ⑤ 流程区 -------------------- */
.process-section {
  background: var(--bg-card-alt);
}

.process-steps {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.process-step {
  display: flex;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid rgba(34, 197, 94, 0.06);
  transition: all 0.3s var(--ease-out);
}
.process-step:last-child {
  border-bottom: none;
}
.process-step:hover {
  background: rgba(34, 197, 94, 0.03);
  margin: 0 -24px;
  padding-left: 24px;
  padding-right: 24px;
  border-radius: var(--radius-md);
}

.step-number {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.08);
  border: 2px solid rgba(34, 197, 94, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--gold-400);
}

.step-text {
  padding-top: 8px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* Process Note */
.process-note {
  max-width: 700px;
  margin: 32px auto 0;
  text-align: center;
  padding: 24px 28px;
  background: rgba(34, 197, 94, 0.04);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(34, 197, 94, 0.1);
}
.process-note p {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 8px;
}
.process-note p:last-child {
  margin-bottom: 0;
}

/* -------------------- ⑥ 团队 Tab 区 -------------------- */
.team-section {
  background: var(--bg-deep);
}

.team-tabs {
  max-width: 900px;
  margin: 0 auto;
}

.tab-nav {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.tab-btn {
  padding: 11px 24px;
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--bg-card-alt);
  border: 1.5px solid rgba(34, 197, 94, 0.15);
  transition: all 0.3s var(--ease-out);
  cursor: pointer;
}
.tab-btn:hover {
  border-color: var(--gold-400);
  color: var(--gold-400);
}
.tab-btn.active {
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(34, 197, 94, 0.25);
}

.tab-panel {
  display: none;
  animation: fadeSlideIn 0.4s var(--ease-out);
}
.tab-panel.active {
  display: block;
}

@keyframes fadeSlideIn {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.team-content {
  background: var(--bg-card-alt);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid rgba(34, 197, 94, 0.1);
  box-shadow: var(--shadow-sm);
}

.team-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--gold-400);
}

.team-illustration {
  width: 100%;
  max-width: 480px;
  margin: 0 auto 24px;
  display: block;
  border-radius: var(--radius-md);
}

.team-content ul {
  list-style: none;
  padding: 0;
}

.team-content ul li {
  padding: 12px 0;
  border-bottom: 1px solid rgba(34, 197, 94, 0.06);
  font-size: 0.96rem;
  font-weight: 500;
  color: var(--color-text-muted);
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.team-content ul li:last-child {
  border-bottom: none;
}
.team-content ul li::before {
  content: '◆';
  color: var(--gold-400);
  font-size: 0.5rem;
  flex-shrink: 0;
  margin-top: 8px;
}

/* -------------------- ⑦ 规则区 -------------------- */
.rules-section {
  background: var(--bg-card-alt);
}

.rules-grid {
  max-width: 700px;
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.rule-item {
  display: flex;
  gap: 18px;
  padding: 24px 28px;
  background: var(--bg-card-alt);
  border-radius: var(--radius-md);
  border: 1px solid rgba(34, 197, 94, 0.1);
  transition: all 0.3s var(--ease-out);
  box-shadow: var(--shadow-sm);
}
.rule-item:hover {
  border-color: rgba(34, 197, 94, 0.2);
  box-shadow: var(--shadow-gold);
}

.rule-num {
  flex-shrink: 0;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--gold-400);
  opacity: 0.7;
}

.rule-text {
  padding-top: 4px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* -------------------- ⑧ 赞助商区 -------------------- */
.sponsors-section {
  background: var(--bg-deep);
}

.sponsors-wrapper {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}

.sponsor-img {
  height: 150px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  border-radius: var(--radius-md);
  opacity: 0.85;
  transition: all 0.3s;
}
.sponsor-img:hover {
  opacity: 1;
  transform: translateY(-2px);
}

/* -------------------- ⑨ 统计区 -------------------- */
.stats-section {
  background: linear-gradient(
    180deg,
    var(--bg-card-alt) 0%,
    rgba(10, 22, 40, 0.5) 100%
  );
  padding: 80px 24px;
}

.stats-grid {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.stat-item {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.stat-number {
  font-size: clamp(2.4rem, 4.5vw, 3.4rem);
  font-weight: 800;
  color: var(--gold-400);
  letter-spacing: -0.02em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* -------------------- 页脚 -------------------- */
.footer {
  position: relative;
  z-index: 1;
  background: #0d1f33;
  color: var(--color-text-muted);
  padding: 56px 24px 40px;
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 24px;
}
.footer-logo-img {
  height: 44px;
  width: auto;
  display: block;
  border-radius: var(--radius-sm);
  filter: saturate(1.6) brightness(0.8);
}

.footer-divider {
  width: 60px;
  height: 1px;
  background: rgba(34, 197, 94, 0.35);
  margin: 0 auto 24px;
}

.footer-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.footer-text {
  font-size: 0.9rem;
  color: var(--color-text);
  font-weight: 500;
  letter-spacing: 0.03em;
}

.footer-copy {
  font-size: 0.8rem;
  opacity: 0.55;
  letter-spacing: 0.02em;
}

/* -------------------- 灯箱 -------------------- */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.35s var(--ease-out);
}
.lightbox-overlay.open {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-image {
  max-width: 85vw;
  max-height: 80vh;
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lightbox-image img,
.lightbox-img {
  max-width: 85vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-md);
}

.lightbox-placeholder {
  font-size: 8rem;
  opacity: 0.3;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  position: absolute;
  z-index: 2001;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(34, 197, 94, 0.08);
  color: #fff;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  backdrop-filter: blur(8px);
}
.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background: rgba(255, 255, 255, 0.18);
}

.lightbox-close {
  top: -56px;
  right: 0;
}
.lightbox-prev {
  left: -64px;
  top: 50%;
  transform: translateY(-50%);
}
.lightbox-next {
  right: -64px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-caption {
  position: absolute;
  bottom: -48px;
  left: 0;
  right: 0;
  text-align: center;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
}
.lightbox-counter {
  position: absolute;
  top: -52px;
  left: 0;
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.85rem;
}

/* -------------------- 回到顶部 -------------------- */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 900;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold-400), var(--gold-600));
  color: #ffffff;
  font-size: 1.2rem;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all 0.35s var(--ease-out);
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* -------------------- Toast -------------------- */
.toast-container {
  position: fixed;
  top: 88px;
  right: 24px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  background: var(--bg-card-alt);
  border: 1px solid rgba(34, 197, 94, 0.15);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  font-size: 0.9rem;
  color: var(--color-text);
  box-shadow: var(--shadow-lg);
  pointer-events: auto;
  animation:
    toastIn 0.4s var(--ease-out),
    toastOut 0.3s var(--ease-out) 2.5s forwards;
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 360px;
}
.toast.success {
  border-left: 4px solid var(--gold-400);
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes toastOut {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(40px);
  }
}

/* -------------------- 滚动进度条 -------------------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  z-index: 5000;
  background: linear-gradient(
    90deg,
    var(--gold-600),
    var(--gold-500),
    var(--gold-400)
  );
  border-radius: 0 3px 3px 0;
  width: 0%;
  transition: width 0.1s linear;
  box-shadow: 0 0 12px rgba(34, 197, 94, 0.35);
}

/* -------------------- 反馈面板 -------------------- */
.reaction-panel {
  position: fixed;
  right: 24px;
  bottom: 100px;
  z-index: 850;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.reaction-toggle {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--bg-card-alt);
  border: 2px solid rgba(34, 197, 94, 0.15);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s var(--ease-spring);
  position: relative;
  z-index: 2;
}
.reaction-toggle:hover {
  transform: scale(1.1);
  border-color: var(--gold-400);
  box-shadow: var(--shadow-lg);
}
.reaction-toggle:active {
  transform: scale(0.92);
}
.reaction-toggle.active {
  background: var(--gold-500);
  border-color: var(--gold-500);
  color: #ffffff;
  transform: rotate(45deg);
}

.reaction-icon {
  font-size: 1.4rem;
  transition: transform 0.3s;
}

.reaction-buttons {
  display: flex;
  flex-direction: column;
  gap: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.85);
  transition: all 0.35s var(--ease-spring);
  transform-origin: bottom right;
}
.reaction-panel.open .reaction-buttons {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.reaction-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--bg-card-alt);
  border: 1.5px solid rgba(34, 197, 94, 0.12);
  box-shadow: var(--shadow-sm);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s var(--ease-spring);
  position: relative;
}
.reaction-btn:hover {
  transform: scale(1.2);
  border-color: var(--gold-400);
  box-shadow: var(--shadow-md);
}
.reaction-btn:active {
  transform: scale(0.85);
}
.reaction-btn.sent {
  animation: reactionPop 0.6s var(--ease-spring);
}

@keyframes reactionPop {
  0% {
    transform: scale(1);
  }
  30% {
    transform: scale(1.4);
  }
  60% {
    transform: scale(0.9);
  }
  100% {
    transform: scale(1);
  }
}

.reaction-float {
  position: fixed;
  font-size: 1.8rem;
  pointer-events: none;
  z-index: 860;
  animation: floatUp 1.2s ease-out forwards;
}
@keyframes floatUp {
  0% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
  100% {
    opacity: 0;
    transform: translateY(-120px) scale(1.5);
  }
}

/* -------------------- 放大镜 -------------------- */
.magnifier {
  position: fixed;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  border: 4px solid rgba(34, 197, 94, 0.5);
  box-shadow:
    0 8px 40px rgba(0, 0, 0, 0.4),
    0 0 0 8px rgba(34, 197, 94, 0.12);
  pointer-events: none;
  z-index: 4000;
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.6);
  transition:
    opacity 0.2s,
    transform 0.25s var(--ease-spring);
  background-repeat: no-repeat;
  background-size: 300% 300%;
}
.magnifier.active {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

/* -------------------- 响应式 -------------------- */

/* ===== 平板及以下 (≤1024px) ===== */
@media (max-width: 1024px) {
  .floating-shape {
    filter: blur(50px);
  }
  .shape-1 {
    width: 300px;
    height: 300px;
  }
  .shape-2 {
    width: 220px;
    height: 220px;
  }
  .shape-3 {
    width: 160px;
    height: 160px;
  }
  .shape-4 {
    width: 120px;
    height: 120px;
  }
  .shape-5 {
    width: 80px;
    height: 80px;
  }
  .shape-6 {
    width: 190px;
    height: 190px;
  }

  .candidates-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
  }
  .prizes-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-grid {
    gap: 20px;
  }
  .magnifier {
    display: none;
  }

  .lightbox-close,
  .lightbox-prev,
  .lightbox-next {
    width: 44px;
    height: 44px;
    font-size: 1.3rem;
  }
}

/* ===== 手机横屏 / 小平板 (≤768px) ===== */
@media (max-width: 768px) {
  :root {
    --nav-height: 60px;
  }

  .nav-links {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .nav-logo-img {
    height: 42px;
  }

  .nav-drawer {
    width: min(280px, 85vw);
    padding: 20px 16px;
  }

  section {
    padding: 64px 16px;
  }
  .section-header {
    margin-bottom: 40px;
  }
  .section-tag {
    font-size: 0.75rem;
  }

  .hero {
    padding: 100px 16px 60px;
    min-height: 100dvh;
  }
  .hero-title {
    font-size: clamp(3rem, 10vw, 5rem);
    letter-spacing: 3px;
  }
  .hero-subtitle {
    font-size: clamp(1.6rem, 5vw, 2.4rem);
    letter-spacing: 2px;
  }
  .hero-divider-line {
    width: 36px;
  }
  .hero-tagline {
    font-size: clamp(1rem, 3vw, 1.3rem);
    letter-spacing: 3px;
  }
  .hero-desc {
    font-size: 0.95rem;
  }
  .hero-prizes {
    margin-top: 80px;
    padding-top: 32px;
  }
  .hero-badge {
    font-size: 0.78rem;
    padding: 5px 14px;
  }

  .countdown-num {
    font-size: 1.4rem;
  }
  .countdown-item {
    min-width: 48px;
  }
  .countdown-sep {
    font-size: 1.2rem;
  }
  .hero-prizes {
    gap: 12px;
    margin-top: 20px;
    margin-bottom: 24px;
  }
  .hero-prize-item {
    width: 60px;
  }
  .hero-prize-item img,
  .hero-prize-cash {
    width: 42px;
    height: 42px;
  }
  .hero-prize-cash {
    font-size: 1.1rem;
  }
  .hero-prize-item span {
    font-size: 0.55rem;
    max-width: 60px;
  }

  .team-illustration {
    max-width: 360px;
  }

  .about-text-block {
    padding: 24px 20px;
  }
  .about-text-block p {
    font-size: 0.88rem;
  }

  .candidates-grid {
    gap: 20px;
  }
  .candidate-body {
    padding: 20px 18px 18px;
  }
  .candidate-name {
    font-size: 1.15rem;
  }
  .detail-block p {
    font-size: 0.8rem;
  }
  .detail-title {
    font-size: 0.75rem;
  }

  .prizes-grid {
    gap: 14px;
  }
  .prize-card {
    padding: 20px 14px 18px;
  }
  .prize-icon-wrap {
    width: 60px;
    height: 60px;
  }

  .process-step {
    padding: 20px 0;
  }

  .tab-nav {
    gap: 6px;
  }
  .tab-btn {
    padding: 9px 16px;
    font-size: 0.8rem;
  }
  .team-content {
    padding: 24px 20px;
  }

  .rule-item {
    padding: 18px 20px;
  }

  .sponsor-img {
    height: 100px;
  }

  .lightbox-overlay {
    background: rgba(0, 0, 0, 0.78);
  }
  .lightbox-prev {
    left: 8px;
  }
  .lightbox-next {
    right: 8px;
  }
  .lightbox-close {
    top: -48px;
    right: 8px;
  }
  .lightbox-placeholder {
    font-size: 5rem;
  }
  .lightbox-caption {
    bottom: -40px;
    font-size: 0.85rem;
  }
  .lightbox-counter {
    top: -44px;
    font-size: 0.78rem;
  }

  .back-to-top {
    bottom: calc(20px + env(safe-area-inset-bottom, 0px));
    right: 16px;
    width: 44px;
    height: 44px;
    font-size: 1rem;
  }

  .toast-container {
    top: 72px;
    left: 12px;
    right: 12px;
  }
  .toast {
    max-width: 100%;
    font-size: 0.85rem;
    padding: 12px 16px;
  }

  .footer {
    padding: 36px 16px;
    padding-bottom: calc(36px + env(safe-area-inset-bottom, 0px));
  }

  .stats-section {
    padding: 56px 16px;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 28px 20px;
  }
  .stat-number {
    font-size: clamp(1.8rem, 6vw, 2.4rem);
  }
  .stat-label {
    font-size: 0.78rem;
  }

  /* 禁用 hover，用 active */
  .candidate-card:hover {
    transform: none;
  }
  .candidate-card.top1:hover {
    transform: none;
  }
  .candidate-card.top1 {
    scale: 1.02;
    box-shadow:
      0 6px 24px rgba(34, 197, 94, 0.1),
      0 2px 10px rgba(0, 0, 0, 0.04);
  }
  .prize-card:hover {
    transform: none;
  }
  .about-text-block:hover {
    box-shadow: var(--shadow-sm);
  }
  .about-text-block:active {
    background: var(--bg-card-alt);
    border-color: rgba(34, 197, 94, 0.25);
  }
  .candidate-card:active {
    transform: scale(0.97);
    border-color: rgba(34, 197, 94, 0.3);
  }
  .prize-card:active {
    transform: scale(0.96);
  }
  .btn-outline:active {
    background: rgba(34, 197, 94, 0.12);
    border-color: var(--gold-400);
    transform: scale(0.97);
  }
  .btn-primary:active {
    transform: scale(0.97);
  }
}

/* ===== 小手机 (≤400px) ===== */
@media (max-width: 400px) {
  .hero {
    padding: 88px 14px 48px;
  }
  .hero-title {
    font-size: 2.4rem;
    letter-spacing: 2px;
  }
  .hero-subtitle {
    font-size: 1.4rem;
    letter-spacing: 2px;
  }
  .hero-tagline {
    font-size: 0.85rem;
    letter-spacing: 2px;
  }
  .hero-desc {
    font-size: 0.88rem;
  }

  .prizes-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }
  .btn {
    justify-content: center;
    padding: 13px 24px;
    font-size: 0.9rem;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 12px;
  }
  .section-title {
    font-size: 1.6rem;
  }

  .lightbox-prev {
    left: 4px;
  }
  .lightbox-next {
    right: 4px;
  }
}