/* ================================================================
   音创孵化基地 · 全局样式
   Windows 11 圆角 + macOS Liquid Glass + Windows 7 Aero
================================================================ */

/* ===== CSS 变量 ===== */
:root {
  --bg-deep:      #060d18;
  --bg-mid:       #0b1628;
  --accent:       #00c6ff;
  --accent2:      #0072ff;
  --accent3:      #7b61ff;
  --accent-gold:  #f7b731;
  --accent-green: #00e676;
  --text-1:       #f0f6ff;
  --text-2:       rgba(220,235,255,0.65);
  --text-3:       rgba(220,235,255,0.38);

  /* Glass */
  --glass-bg:     rgba(255,255,255,0.055);
  --glass-bg2:    rgba(255,255,255,0.09);
  --glass-border: rgba(255,255,255,0.13);
  --glass-border2:rgba(255,255,255,0.22);
  --glass-blur:   blur(28px) saturate(200%);
  --glass-shadow: 0 8px 48px rgba(0,0,0,0.45), 0 2px 8px rgba(0,0,0,0.25),
                  inset 0 1px 0 rgba(255,255,255,0.12);

  /* Aero */
  --aero-shine:   linear-gradient(135deg,
                    rgba(255,255,255,0.28) 0%,
                    rgba(255,255,255,0.08) 40%,
                    rgba(255,255,255,0.0)  60%,
                    rgba(255,255,255,0.05) 100%);
  --aero-gloss:   linear-gradient(180deg,
                    rgba(255,255,255,0.22) 0%,
                    rgba(255,255,255,0.04) 50%,
                    rgba(255,255,255,0.0)  51%,
                    rgba(255,255,255,0.06) 100%);

  --radius-xl:  28px;
  --radius-lg:  20px;
  --radius-md:  14px;
  --radius-sm:  10px;
  --ease:       cubic-bezier(.4,0,.2,1);
  --t:          0.28s;

  --max-w: 1160px;
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei UI', sans-serif;
  background: var(--bg-deep);
  color: var(--text-1);
  overflow-x: hidden;
  min-height: 100vh;
}
a { text-decoration: none; color: inherit; }
em { font-style: normal; }

/* ===== 粒子 Canvas ===== */
#bgCanvas {
  position: fixed; inset: 0;
  width: 100%; height: 100%;
  z-index: 0; pointer-events: none;
  opacity: 0.7;
}

/* ===== Aero 光效层 ===== */
.aero-layer {
  position: fixed; inset: 0;
  z-index: 0; pointer-events: none;
  overflow: hidden;
}
.aero-orb {
  position: absolute; border-radius: 50%;
  filter: blur(110px);
  animation: orbFloat 18s ease-in-out infinite alternate;
}
.aero-orb1 { width: 700px; height: 700px; background: radial-gradient(#0072ff, transparent 70%); top: -200px; left: -200px; opacity: .12; animation-delay: 0s; }
.aero-orb2 { width: 550px; height: 550px; background: radial-gradient(#00c6ff, transparent 70%); bottom: -100px; right: -100px; opacity: .10; animation-delay: -6s; }
.aero-orb3 { width: 400px; height: 400px; background: radial-gradient(#7b61ff, transparent 70%); top: 50%; left: 30%; opacity: .08; animation-delay: -12s; }
.aero-orb4 { width: 300px; height: 300px; background: radial-gradient(#f7b731, transparent 70%); top: 20%; right: 10%; opacity: .06; animation-delay: -9s; }

@keyframes orbFloat {
  from { transform: translate(0,0) scale(1); }
  to   { transform: translate(30px, 50px) scale(1.12); }
}

/* ===== 音符粒子 ===== */
.note-particles { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.note-p {
  position: absolute;
  bottom: -40px;
  color: var(--accent);
  font-size: 16px;
  opacity: 0;
  animation: noteRise linear forwards;
  text-shadow: 0 0 12px rgba(0,198,255,0.6);
  filter: drop-shadow(0 0 6px rgba(0,198,255,0.4));
}
@keyframes noteRise {
  0%   { opacity: 0;   transform: translateY(0)    rotate(0deg); }
  10%  { opacity: 0.6; }
  80%  { opacity: 0.3; }
  100% { opacity: 0;   transform: translateY(-100vh) rotate(360deg); }
}

/* ===== 页面容器 ===== */
.page-wrap { position: relative; z-index: 1; }

/* ============================================================
   NAVBAR
============================================================ */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 500;
  transition: background var(--t) var(--ease), box-shadow var(--t) var(--ease), padding var(--t) var(--ease);
  padding: 0;
}
.navbar .nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 32px;
  transition: padding var(--t) var(--ease);
}
.navbar.scrolled {
  background: rgba(6,13,24,0.7);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 32px rgba(0,0,0,0.4),
              inset 0 1px 0 rgba(255,255,255,0.07);
}
.navbar.scrolled .nav-inner { padding: 12px 32px; }

/* Logo */
.logo-wrap { display: flex; align-items: center; gap: 12px; }
.logo-icon { width: 40px; height: 40px; flex-shrink: 0; }
.logo-text { display: flex; flex-direction: column; }
.logo-main {
  font-size: 1.1rem; font-weight: 800; line-height: 1.2;
  background: linear-gradient(90deg, #fff 0%, var(--accent) 60%, var(--accent-gold) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.logo-sub { font-size: .62rem; letter-spacing: .12em; color: var(--text-3); margin-top: 1px; }

/* Nav links */
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-link {
  padding: 8px 16px; border-radius: var(--radius-sm);
  color: var(--text-2); font-size: .9rem; font-weight: 500;
  transition: all var(--t) var(--ease);
  position: relative;
}
.nav-link::after {
  content: ''; position: absolute; bottom: 4px; left: 50%; right: 50%;
  height: 2px; background: var(--accent); border-radius: 2px;
  transition: all var(--t) var(--ease);
}
.nav-link:hover { color: var(--text-1); }
.nav-link:hover::after { left: 16px; right: 16px; }

.nav-admin {
  display: flex; align-items: center; gap: 6px;
  background: var(--glass-bg2);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--accent) !important;
  padding: 8px 16px;
  transition: all var(--t) var(--ease);
  /* Aero gloss */
  background-image: var(--aero-gloss);
}
.nav-admin::after { display: none; }
.nav-admin:hover {
  background-color: rgba(0,198,255,0.15);
  border-color: var(--accent);
  box-shadow: 0 0 20px rgba(0,198,255,0.25), inset 0 1px 0 rgba(255,255,255,0.2);
}

/* Mobile toggle */
.nav-mobile-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
.nav-mobile-toggle span { display: block; width: 24px; height: 2px; background: var(--text-2); border-radius: 2px; transition: all var(--t); }

/* ============================================================
   HERO BANNER
============================================================ */
.hero-banner {
  min-height: 100vh;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  padding: 120px 32px 80px;
  position: relative; overflow: hidden;
}

/* 网格背景 */
.hero-bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,198,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,198,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 0%, transparent 100%);
  pointer-events: none;
}

.hero-content {
  max-width: var(--max-w);
  width: 100%;
  display: flex; align-items: center; gap: 80px;
}

/* Hero Left */
.hero-left { flex: 1; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0,198,255,0.08);
  border: 1px solid rgba(0,198,255,0.25);
  border-radius: 20px; padding: 6px 16px;
  font-size: .78rem; color: var(--accent); letter-spacing: .1em;
  margin-bottom: 28px;
  /* Aero pill */
  box-shadow: 0 2px 12px rgba(0,198,255,0.15), inset 0 1px 0 rgba(255,255,255,0.15);
  background-image: var(--aero-gloss);
}
.eyebrow-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  animation: dotPulse 2s ease infinite;
}
@keyframes dotPulse {
  0%,100% { box-shadow: 0 0 6px var(--accent); }
  50%      { box-shadow: 0 0 16px var(--accent), 0 0 24px rgba(0,198,255,0.4); }
}

.hero-title {
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  font-weight: 900; line-height: 1.15;
  margin-bottom: 24px;
  display: flex; flex-direction: column;
}
.title-line1 {
  background: linear-gradient(90deg, #fff 30%, var(--accent) 80%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.title-line2 {
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent3) 60%, var(--accent-gold) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  font-size: .85em;
}

.hero-desc {
  color: var(--text-2); font-size: 1rem; line-height: 1.85;
  margin-bottom: 36px; max-width: 520px;
}

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* ===== Aero Button ===== */
.aero-btn {
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-md);
  font-size: .95rem; font-weight: 700; cursor: pointer;
  border: none; color: #fff;
  background: linear-gradient(135deg, var(--accent2) 0%, var(--accent) 100%);
  box-shadow:
    0 4px 24px rgba(0,114,255,0.4),
    0 1px 0 rgba(255,255,255,0.3) inset,
    0 -1px 0 rgba(0,0,0,0.2) inset;
  transition: all var(--t) var(--ease);
  text-decoration: none;
}
/* Aero 高光 */
.btn-shine {
  position: absolute; top: 0; left: 0; right: 0; height: 50%;
  background: linear-gradient(180deg, rgba(255,255,255,0.3) 0%, rgba(255,255,255,0) 100%);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  pointer-events: none;
}
/* Aero 鼠标跟随光晕 */
.aero-btn::before {
  content: '';
  position: absolute;
  width: 120px; height: 120px;
  background: radial-gradient(circle, rgba(255,255,255,0.25) 0%, transparent 70%);
  border-radius: 50%;
  top: calc(var(--my, 50%) - 60px);
  left: calc(var(--mx, 50%) - 60px);
  pointer-events: none;
  transition: opacity var(--t);
  opacity: 0;
}
.aero-btn:hover::before { opacity: 1; }
.aero-btn:hover {
  transform: translateY(-3px);
  box-shadow:
    0 8px 36px rgba(0,114,255,0.55),
    0 1px 0 rgba(255,255,255,0.35) inset,
    0 -1px 0 rgba(0,0,0,0.2) inset;
}
.aero-btn:active { transform: translateY(-1px); }
.btn-loading {
  width: 14px; height: 14px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  animation: spin .6s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.btn-ghost {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius-md);
  border: 1px solid var(--glass-border2);
  color: var(--text-2); font-size: .95rem; font-weight: 600;
  background: var(--glass-bg);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  transition: all var(--t) var(--ease);
  /* Aero gloss */
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.15), 0 2px 12px rgba(0,0,0,0.2);
  background-image: var(--aero-gloss);
}
.btn-ghost:hover {
  color: var(--text-1); border-color: var(--accent);
  background-color: rgba(0,198,255,0.08);
  box-shadow: 0 0 20px rgba(0,198,255,0.15), inset 0 1px 0 rgba(255,255,255,0.2);
}

/* Hero Right */
.hero-right { flex-shrink: 0; width: 400px; }
.hero-visual {
  position: relative; width: 340px; height: 340px;
  margin: 0 auto;
}
.visual-ring {
  position: absolute; border-radius: 50%;
  border: 1px solid rgba(0,198,255,0.2);
  animation: ringRotate linear infinite;
}
.ring1 { inset: 0; animation-duration: 20s; }
.ring2 { inset: 30px; border-color: rgba(123,97,255,0.2); animation-duration: 28s; animation-direction: reverse; }
.ring3 { inset: 60px; border-color: rgba(247,183,49,0.15); animation-duration: 36s; }
@keyframes ringRotate { to { transform: rotate(360deg); } }

.visual-center {
  position: absolute; inset: 80px;
  background: var(--glass-bg2);
  backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
  border-radius: 50%;
  border: 1px solid var(--glass-border2);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--glass-shadow),
              0 0 60px rgba(0,198,255,0.1);
  /* Aero */
  background-image: var(--aero-gloss);
  overflow: hidden;
}
.visual-center::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 50%;
  background: linear-gradient(180deg, rgba(255,255,255,0.12) 0%, transparent 100%);
  border-radius: 50% 50% 0 0 / 25% 25% 0 0;
  pointer-events: none;
}
.visual-icon { width: 80px; height: 80px; position: relative; z-index: 1; }

/* 浮动徽章 */
.float-badge {
  position: absolute;
  display: flex; align-items: center; gap: 7px;
  padding: 9px 16px;
  border-radius: 50px;
  background: var(--glass-bg2);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border2);
  font-size: .78rem; font-weight: 600; color: var(--text-1);
  box-shadow: var(--glass-shadow);
  /* Aero */
  background-image: var(--aero-gloss);
  animation: badgeFloat ease-in-out infinite alternate;
}
.float-badge .fb-icon { font-size: 1rem; }
.badge-ai       { top: 20px;  left: -20px; animation-duration: 4s; animation-delay: 0s; }
.badge-original { bottom: 40px; right: -20px; animation-duration: 5s; animation-delay: -2s; }
.badge-copy     { bottom: 10px; left: 10px; animation-duration: 6s; animation-delay: -1s; }
@keyframes badgeFloat {
  from { transform: translateY(0); }
  to   { transform: translateY(-12px); }
}

/* 滚动提示 */
.scroll-hint {
  position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--text-3); font-size: .75rem; letter-spacing: .1em;
  animation: scrollBounce 2s ease-in-out infinite;
}
.scroll-mouse {
  width: 22px; height: 34px;
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: 12px;
  display: flex; justify-content: center; padding-top: 6px;
}
.scroll-wheel {
  width: 4px; height: 8px; background: rgba(255,255,255,0.4);
  border-radius: 2px;
  animation: wheelScroll 1.8s ease-in-out infinite;
}
@keyframes scrollBounce { 0%,100%{opacity:.5} 50%{opacity:1} }
@keyframes wheelScroll  { 0%,100%{transform:translateY(0);opacity:.5} 50%{transform:translateY(6px);opacity:1} }

/* ============================================================
   STATS
============================================================ */
.stats-section {
  padding: 0 32px 80px;
  position: relative; z-index: 1;
}
.stats-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: grid; grid-template-columns: repeat(4,1fr); gap: 20px;
}

/* ===== Aero Card ===== */
.aero-card {
  position: relative; overflow: hidden;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--glass-shadow);
  transition: transform var(--t) var(--ease), box-shadow var(--t) var(--ease), border-color var(--t) var(--ease);
  /* Aero gloss top */
  background-image: var(--aero-gloss);
  opacity: 0; transform: translateY(20px);
}
.aero-card.in-view { opacity: 1; transform: translateY(0); transition: opacity .5s var(--ease) calc(var(--i,0)*0.08s), transform .5s var(--ease) calc(var(--i,0)*0.08s), box-shadow var(--t) var(--ease), border-color var(--t) var(--ease); }

/* Aero 顶部光边 */
.aero-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.4) 50%, transparent 100%);
  pointer-events: none; z-index: 1;
}
/* Aero 鼠标跟随光晕 */
.aero-card::after {
  content: '';
  position: absolute;
  width: 200px; height: 200px;
  background: radial-gradient(circle, rgba(0,198,255,0.12) 0%, transparent 70%);
  border-radius: 50%;
  top: calc(var(--my,50%) - 100px);
  left: calc(var(--mx,50%) - 100px);
  pointer-events: none;
  transition: opacity .3s;
  opacity: 0; z-index: 0;
}
.aero-card:hover::after { opacity: 1; }
.aero-card:hover {
  transform: translateY(-6px) !important;
  border-color: rgba(0,198,255,0.3);
  box-shadow: 0 16px 60px rgba(0,0,0,.5),
              0 4px 16px rgba(0,198,255,0.15),
              inset 0 1px 0 rgba(255,255,255,0.18);
}

.stat-card { padding: 28px 24px; text-align: center; }
.stat-glow {
  position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(0,198,255,0.08) 0%, transparent 60%);
  pointer-events: none;
}
.stat-num {
  font-size: 2.4rem; font-weight: 900; line-height: 1;
  background: linear-gradient(135deg, #fff 30%, var(--accent) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 8px; position: relative; z-index: 1;
}
.stat-label { font-size: .82rem; color: var(--text-2); letter-spacing: .05em; position: relative; z-index: 1; }
.stat-bar { height: 3px; background: rgba(255,255,255,0.08); border-radius: 2px; margin-top: 16px; overflow: hidden; }
.stat-bar-fill {
  height: 100%; width: 0;
  background: linear-gradient(90deg, var(--accent2), var(--accent));
  border-radius: 2px;
  transition: width 1.2s var(--ease) .3s;
  box-shadow: 0 0 8px rgba(0,198,255,0.5);
}
.aero-card.in-view .stat-bar-fill { width: 100%; }

/* ============================================================
   SECTION 通用
============================================================ */
.section-container { max-width: var(--max-w); margin: 0 auto; padding: 0 32px; }
.section-title-wrap { text-align: center; margin-bottom: 56px; }
.section-label {
  display: inline-block;
  font-size: .7rem; letter-spacing: .18em; color: var(--accent);
  margin-bottom: 12px;
  background: rgba(0,198,255,0.08);
  border: 1px solid rgba(0,198,255,0.2);
  padding: 4px 14px; border-radius: 20px;
}
.section-heading {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800; line-height: 1.25;
  background: linear-gradient(135deg, #fff 40%, var(--accent) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 14px;
}
.section-heading.centered { text-align: center; }
.section-heading em {
  background: linear-gradient(90deg, var(--accent), var(--accent3));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.section-sub { color: var(--text-2); font-size: .95rem; }

/* ============================================================
   INTRO
============================================================ */
.intro-section { padding: 80px 0; }
.intro-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }

.intro-text-col { opacity: 0; transform: translateX(-20px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.intro-text-col.in-view { opacity: 1; transform: translateX(0); }

.intro-divider {
  width: 60px; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent3));
  border-radius: 2px; margin: 20px 0;
  box-shadow: 0 0 12px rgba(0,198,255,0.4);
}
.intro-body { color: var(--text-2); line-height: 1.9; font-size: .95rem; margin-bottom: 28px; }
.intro-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.itag {
  padding: 6px 14px; border-radius: 20px; font-size: .8rem; font-weight: 600;
  background: var(--glass-bg2); border: 1px solid var(--glass-border2);
  color: var(--text-2);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  transition: all var(--t);
  background-image: var(--aero-gloss);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.1);
}
.itag:hover { color: var(--accent); border-color: rgba(0,198,255,0.4); }

/* Intro Aero Card */
.intro-card-col { opacity: 0; transform: translateX(20px); transition: opacity .6s .15s var(--ease), transform .6s .15s var(--ease); }
.intro-card-col.in-view { opacity: 1; transform: translateX(0); }

.intro-aero-card {
  position: relative; overflow: hidden;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border2);
  border-radius: var(--radius-xl);
  box-shadow: var(--glass-shadow);
  /* Aero */
  background-image: var(--aero-gloss);
}
.intro-aero-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.5), transparent);
}
.iac-shine {
  position: absolute; top: 0; left: 0; right: 0; height: 40%;
  background: linear-gradient(180deg, rgba(255,255,255,0.06) 0%, transparent 100%);
  pointer-events: none;
}
.iac-header {
  display: flex; align-items: center; gap: 7px;
  padding: 16px 20px; border-bottom: 1px solid var(--glass-border);
  font-size: .78rem; color: var(--text-3); letter-spacing: .05em;
}
.iac-dot { width: 12px; height: 12px; border-radius: 50%; }
.iac-dot.green  { background: #00c664; box-shadow: 0 0 8px rgba(0,198,100,0.5); }
.iac-dot.yellow { background: #f7b731; box-shadow: 0 0 8px rgba(247,183,49,0.5); }
.iac-dot.red    { background: #ff5252; box-shadow: 0 0 8px rgba(255,82,82,0.5); }

.iac-steps { padding: 24px 24px 28px; display: flex; flex-direction: column; gap: 0; }
.iac-step {
  display: flex; align-items: center; gap: 16px;
  padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,0.05);
  transition: all var(--t);
}
.iac-step:last-child { border-bottom: none; }
.iac-step:hover { background: rgba(255,255,255,0.02); border-radius: 12px; padding-left: 8px; }
.step-num {
  width: 36px; height: 36px; flex-shrink: 0;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-size: .75rem; font-weight: 800; color: #fff;
  box-shadow: 0 4px 12px rgba(0,114,255,0.35);
}
.step-info { flex: 1; }
.step-title { font-size: .9rem; font-weight: 700; margin-bottom: 3px; }
.step-desc { font-size: .78rem; color: var(--text-2); }
.step-arrow { font-size: 1.1rem; color: var(--text-3); flex-shrink: 0; }
.step-arrow.finish { color: var(--accent-green); text-shadow: 0 0 8px rgba(0,230,118,0.5); }

/* ============================================================
   SERVICES
============================================================ */
.services-section { padding: 80px 0; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 20px;
}

.svc-card {
  padding: 0;
  display: flex; flex-direction: column;
}
.svc-large { grid-column: span 1; }

.svc-bg-icon {
  position: absolute; right: 20px; top: 20px;
  font-size: 3.5rem; opacity: 0.06;
  pointer-events: none; z-index: 0;
  filter: blur(2px);
}
.svc-content { position: relative; z-index: 1; padding: 32px 28px; flex: 1; }
.svc-shine {
  position: absolute; top: 0; left: 0; right: 0; height: 45%;
  background: linear-gradient(180deg, rgba(255,255,255,0.05) 0%, transparent 100%);
  pointer-events: none; z-index: 0;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.svc-icon-wrap {
  width: 52px; height: 52px; margin-bottom: 18px;
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  overflow: hidden;
}
.svc-icon-wrap svg { width: 100%; height: 100%; display: block; }

.svc-card h3 {
  font-size: 1.08rem; font-weight: 800; margin-bottom: 10px; color: var(--text-1);
}
.svc-card p { font-size: .875rem; color: var(--text-2); line-height: 1.8; }
.svc-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 16px; }
.svc-tags span {
  font-size: .72rem; padding: 3px 11px; border-radius: 10px;
  background: rgba(0,198,255,0.08); border: 1px solid rgba(0,198,255,0.2);
  color: var(--accent);
}

/* ============================================================
   JOIN SECTION
============================================================ */
.join-section { padding: 80px 0 100px; }

.join-tabs {
  display: flex; gap: 0; margin-bottom: 0;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  border-bottom: none;
  overflow: hidden;
  /* Aero */
  background-image: var(--aero-gloss);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.1);
}
.jtab {
  flex: 1; display: flex; align-items: center; justify-content: center; gap: 9px;
  padding: 18px 24px;
  background: transparent; border: none; cursor: pointer;
  color: var(--text-2); font-size: .92rem; font-weight: 600;
  position: relative; transition: all var(--t) var(--ease);
  font-family: inherit;
}
.jtab:not(:last-child)::after {
  content: ''; position: absolute; right: 0; top: 20%; bottom: 20%;
  width: 1px; background: var(--glass-border);
}
.jtab .jtab-line {
  position: absolute; bottom: 0; left: 16px; right: 16px; height: 2px;
  background: var(--accent); border-radius: 2px 2px 0 0;
  transform: scaleX(0); transition: transform var(--t) var(--ease);
  box-shadow: 0 0 8px rgba(0,198,255,0.6);
}
.jtab:hover { color: var(--text-1); background: rgba(255,255,255,0.04); }
.jtab.active { color: var(--accent); background: rgba(0,198,255,0.07); }
.jtab.active .jtab-line { transform: scaleX(1); }
.jtab-icon { font-size: 1.1rem; }

/* Join Panels */
.join-panel-wrap {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-top: none;
  border-radius: 0 0 var(--radius-xl) var(--radius-xl);
  box-shadow: var(--glass-shadow);
  /* Aero */
  background-image: linear-gradient(180deg, rgba(255,255,255,0.0) 0%, rgba(255,255,255,0.03) 100%);
  overflow: hidden;
}
.join-panel { display: none; padding: 40px 48px; position: relative; animation: panelIn .3s var(--ease); }
.join-panel.active { display: block; }
.panel-deco-left {
  position: absolute; left: 0; top: 40px; bottom: 40px; width: 3px;
  background: linear-gradient(180deg, transparent, var(--accent), var(--accent3), transparent);
  border-radius: 0 3px 3px 0;
  box-shadow: 0 0 12px rgba(0,198,255,0.4);
}
@keyframes panelIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.panel-header {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 32px; padding-bottom: 24px;
  border-bottom: 1px solid var(--glass-border);
}
.ph-icon { font-size: 2rem; }
.ph-title { font-size: 1.2rem; font-weight: 800; color: var(--text-1); margin-bottom: 4px; }
.ph-sub   { font-size: .82rem; color: var(--text-2); }

/* Form grid */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 28px; }
.form-grid .full { grid-column: 1 / -1; }

.field { display: flex; flex-direction: column; gap: 8px; }
.field label {
  font-size: .82rem; color: var(--text-2); font-weight: 600; letter-spacing: .03em;
}
.field label em { color: var(--accent); margin-left: 2px; }

.field input, .field textarea, .field select {
  background: rgba(255,255,255,0.055);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  color: var(--text-1); font-size: .92rem; font-family: inherit;
  outline: none;
  transition: all var(--t) var(--ease);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  /* Aero inner shadow */
  box-shadow: inset 0 2px 4px rgba(0,0,0,0.15), inset 0 1px 0 rgba(255,255,255,0.05);
}
.field input::placeholder, .field textarea::placeholder { color: var(--text-3); }
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--accent);
  background: rgba(0,198,255,0.06);
  box-shadow: 0 0 0 3px rgba(0,198,255,0.12),
              inset 0 2px 4px rgba(0,0,0,0.1),
              0 0 12px rgba(0,198,255,0.1);
}
.field textarea { resize: vertical; min-height: 120px; }
.field select option { background: #0d1c2e; color: #fff; }

/* Radio */
.radio-group { display: flex; gap: 20px; flex-wrap: wrap; }
.radio-item { display: flex; align-items: center; gap: 9px; cursor: pointer; }
.radio-item input[type="radio"] { display: none; }
.radio-box {
  width: 20px; height: 20px; border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.04);
  position: relative; transition: all var(--t); flex-shrink: 0;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.2);
}
.radio-item input:checked + .radio-box {
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 0 10px rgba(0,198,255,0.45), inset 0 1px 0 rgba(255,255,255,0.3);
}
.radio-item input:checked + .radio-box::after {
  content: ''; position: absolute; inset: 4px;
  background: #fff; border-radius: 50%;
  box-shadow: 0 0 4px rgba(255,255,255,0.8);
}
.radio-item span { font-size: .88rem; color: var(--text-2); transition: color var(--t); }
.radio-item:has(input:checked) span { color: var(--text-1); }

/* Cond section */
.cond-section { display: none; }
.cond-section.show { display: contents; }

/* Submit button */
.btn-submit {
  width: 100%;
}

/* Alert */
.alert {
  border-radius: var(--radius-md); padding: 14px 20px; margin-bottom: 24px;
  font-size: .88rem; font-weight: 600; display: none;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.alert.success {
  background: rgba(0,198,100,0.1); border: 1px solid rgba(0,198,100,0.3);
  color: #00e676;
  box-shadow: 0 0 20px rgba(0,198,100,0.1), inset 0 1px 0 rgba(255,255,255,0.1);
}
.alert.error {
  background: rgba(255,80,80,0.1); border: 1px solid rgba(255,80,80,0.25);
  color: #ff5252;
  box-shadow: 0 0 20px rgba(255,80,80,0.08), inset 0 1px 0 rgba(255,255,255,0.05);
}

/* ============================================================
   FOOTER
============================================================ */
.site-footer {
  background: rgba(0,0,0,0.3);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--glass-border);
}
.footer-inner {
  max-width: var(--max-w); margin: 0 auto;
  padding: 56px 32px 40px;
  display: flex; gap: 80px; align-items: flex-start;
}
.footer-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 1.15rem; font-weight: 800;
  background: linear-gradient(90deg, #fff, var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 12px;
}
.footer-slogan { font-size: .82rem; color: var(--text-3); letter-spacing: .1em; }
.footer-links { display: flex; gap: 60px; flex-wrap: wrap; }
.fl-col { display: flex; flex-direction: column; gap: 12px; }
.fl-title { font-size: .78rem; color: var(--text-3); letter-spacing: .1em; text-transform: uppercase; margin-bottom: 4px; }
.fl-col a { font-size: .875rem; color: var(--text-2); transition: color var(--t); }
.fl-col a:hover { color: var(--accent); }
.footer-brand { flex: 1; }

.footer-bar {
  border-top: 1px solid var(--glass-border);
  text-align: center; padding: 20px 32px;
  font-size: .8rem; color: var(--text-3);
}

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 1024px) {
  .hero-content { flex-direction: column; gap: 40px; text-align: center; }
  .hero-right { width: 100%; }
  .hero-visual { width: 260px; height: 260px; }
  .hero-desc { max-width: 100%; margin: 0 auto 36px; }
  .hero-actions { justify-content: center; }
  .intro-grid { grid-template-columns: 1fr; gap: 40px; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { flex-direction: column; gap: 40px; }
}
@media (max-width: 768px) {
  .navbar .nav-links { display: none; position: fixed; top: 64px; left: 0; right: 0; flex-direction: column; background: rgba(6,13,24,0.95); backdrop-filter: var(--glass-blur); padding: 20px; gap: 4px; border-bottom: 1px solid var(--glass-border); }
  .navbar .nav-links.mobile-open { display: flex; }
  .nav-mobile-toggle { display: flex; }
  .hero-banner { padding: 100px 20px 60px; }
  .services-grid { grid-template-columns: 1fr; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .join-panel { padding: 28px 20px; }
  .form-grid { grid-template-columns: 1fr; }
  .join-tabs { flex-wrap: wrap; border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
  .jtab { flex: none; width: 50%; }
  .section-container { padding: 0 20px; }
  .footer-links { gap: 32px; }
}

/* ============================================================
   ADMIN STYLES（保留不变）
============================================================ */
.admin-body {
  background: linear-gradient(135deg, #0d1117 0%, #161b22 100%);
  min-height: 100vh;
  font-family: 'Segoe UI', 'PingFang SC', sans-serif;
  color: var(--text-1);
}
.admin-login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 52px 48px;
  width: 420px; max-width: 94vw;
  box-shadow: var(--glass-shadow);
  position: relative; overflow: hidden;
  background-image: var(--aero-gloss);
}
.login-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.login-card h2 { font-size: 1.5rem; font-weight: 800; margin-bottom: 8px; }
.login-card .sub { color: var(--text-2); font-size: .88rem; margin-bottom: 36px; }
.login-card .field { margin-bottom: 20px; }

.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 240px; flex-shrink: 0;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-right: 1px solid var(--glass-border);
  padding: 28px 16px;
  display: flex; flex-direction: column;
}
.sidebar-logo {
  font-size: 1rem; font-weight: 700; margin-bottom: 36px; padding: 0 8px;
  background: linear-gradient(90deg, #00c6ff, #f7b731);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  line-height: 1.4;
}
.sidebar-nav { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.sidebar-nav a {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px; border-radius: 12px;
  color: var(--text-2); text-decoration: none; font-size: .9rem;
  transition: all var(--t);
}
.sidebar-nav a:hover, .sidebar-nav a.active {
  background: rgba(0,198,255,0.12); color: #fff;
  border: 1px solid rgba(0,198,255,0.2);
}
.sidebar-nav a .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent); flex-shrink: 0; opacity: 0;
  transition: opacity var(--t);
}
.sidebar-nav a.active .dot, .sidebar-nav a:hover .dot { opacity: 1; }
.sidebar-logout a {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px; border-radius: 12px;
  color: rgba(255,80,80,0.7); text-decoration: none; font-size: .9rem;
  transition: all var(--t);
}
.sidebar-logout a:hover { background: rgba(255,80,80,0.1); color: #ff5252; }

.admin-main { flex: 1; padding: 36px; overflow-x: auto; }
.admin-header { margin-bottom: 32px; }
.admin-header h1 { font-size: 1.6rem; font-weight: 800; }
.admin-header p { color: var(--text-2); margin-top: 4px; font-size: .9rem; }

.summary-cards { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 36px; }
.sum-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 18px; padding: 24px 28px;
  flex: 1; min-width: 160px;
  box-shadow: var(--glass-shadow);
  background-image: var(--aero-gloss);
}
.sum-card .s-num { font-size: 2rem; font-weight: 800; color: var(--accent); }
.sum-card .s-label { font-size: .82rem; color: var(--text-2); margin-top: 4px; }

.data-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--glass-shadow);
  margin-bottom: 32px; overflow: hidden;
}
.data-card-header {
  padding: 20px 28px; border-bottom: 1px solid var(--glass-border);
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 1rem;
}
.data-card-header .hbadge {
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  padding: 3px 12px; border-radius: 20px; font-size: .75rem; font-weight: 600;
}
table { width: 100%; border-collapse: collapse; }
table th {
  padding: 12px 16px; text-align: left; font-size: .78rem;
  color: var(--text-2); letter-spacing: .05em; text-transform: uppercase;
  border-bottom: 1px solid var(--glass-border); font-weight: 600;
}
table td {
  padding: 14px 16px; font-size: .875rem;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  vertical-align: middle;
}
table tr:last-child td { border-bottom: none; }
table tr:hover td { background: rgba(255,255,255,0.03); }

.status-badge { display: inline-block; padding: 3px 12px; border-radius: 20px; font-size: .75rem; font-weight: 600; }
.status-0 { background: rgba(247,183,49,0.15); color: var(--accent-gold); border: 1px solid rgba(247,183,49,0.3); }
.status-1 { background: rgba(0,198,100,0.12); color: #00e676; border: 1px solid rgba(0,198,100,0.3); }
.status-2 { background: rgba(255,80,80,0.12); color: #ff5252; border: 1px solid rgba(255,80,80,0.25); }

.btn-detail {
  padding: 6px 16px; border-radius: 8px;
  background: rgba(0,198,255,0.1); border: 1px solid rgba(0,198,255,0.25);
  color: var(--accent); font-size: .8rem; text-decoration: none;
  transition: all var(--t);
}
.btn-detail:hover { background: rgba(0,198,255,0.2); color: #fff; }

.detail-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur); -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 36px 40px;
  box-shadow: var(--glass-shadow);
  max-width: 680px;
  background-image: var(--aero-gloss);
}
.detail-card h2 { font-size: 1.25rem; font-weight: 800; margin-bottom: 28px; }
.detail-row { display: flex; gap: 12px; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.07); }
.detail-row:last-child { border-bottom: none; }
.detail-label { width: 140px; flex-shrink: 0; color: var(--text-2); font-size: .875rem; }
.detail-value { flex: 1; font-size: .9rem; word-break: break-all; }
.action-row { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.btn-approve, .btn-reject, .btn-pending {
  padding: 10px 28px; border-radius: var(--radius-md);
  font-size: .9rem; font-weight: 600; cursor: pointer;
  border: none; transition: all var(--t);
}
.btn-approve { background: linear-gradient(135deg,#00c664,#00e676); color: #fff; box-shadow: 0 4px 16px rgba(0,198,100,0.3); }
.btn-approve:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,198,100,0.45); }
.btn-reject  { background: linear-gradient(135deg,#ff3a3a,#ff5252); color: #fff; box-shadow: 0 4px 16px rgba(255,60,60,0.3); }
.btn-reject:hover  { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(255,60,60,0.45); }
.btn-pending { background: rgba(247,183,49,0.15); border: 1px solid rgba(247,183,49,0.3); color: var(--accent-gold); }
.btn-back {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--text-2); text-decoration: none; font-size: .875rem;
  margin-bottom: 24px; transition: color var(--t);
}
.btn-back:hover { color: var(--accent); }
.empty-row td { text-align: center; color: var(--text-2); padding: 40px 0 !important; }

/* ================================================================
   用户注册/登录弹窗 & 个人中心
================================================================ */

/* 遮罩层 */
.modal-overlay {
  position: fixed; inset: 0; z-index: 9000;
  background: rgba(6,13,24,0.72);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal-overlay.show {
  opacity: 1; pointer-events: all;
}

/* 弹窗盒子 */
.modal-box {
  position: relative;
  background: rgba(11,22,40,0.88);
  backdrop-filter: blur(36px) saturate(200%); -webkit-backdrop-filter: blur(36px) saturate(200%);
  border: 1px solid var(--glass-border2);
  border-radius: 28px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.6),
              0 0 0 1px rgba(255,255,255,0.06),
              inset 0 1px 0 rgba(255,255,255,0.15);
  background-image: var(--aero-gloss);
  overflow: hidden;
  transform: scale(0.93) translateY(20px);
  transition: transform 0.3s cubic-bezier(.22,.68,0,1.4);
}
.modal-overlay.show .modal-box {
  transform: scale(1) translateY(0);
}
.modal-shine {
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--accent) 40%, var(--accent3) 70%, transparent 100%);
  opacity: 0.9;
}
.modal-close {
  position: absolute; top: 16px; right: 18px; z-index: 2;
  width: 30px; height: 30px; border-radius: 50%;
  background: rgba(255,255,255,0.08); border: 1px solid var(--glass-border);
  color: var(--text-2); cursor: pointer; font-size: .9rem;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--t);
}
.modal-close:hover { background: rgba(255,80,80,0.2); color: #ff5252; border-color: rgba(255,80,80,0.35); }

/* ===== 登录/注册弹窗 ===== */
.auth-modal { width: 420px; max-width: 96vw; padding: 36px 36px 32px; }

.auth-tabs {
  display: flex; gap: 4px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: 14px; padding: 4px;
  margin-bottom: 28px;
}
.auth-tab {
  flex: 1; padding: 9px; border-radius: 10px;
  border: none; background: transparent;
  color: var(--text-2); font-size: .9rem; font-weight: 600;
  cursor: pointer; transition: all var(--t);
}
.auth-tab.active {
  background: rgba(0,198,255,0.14);
  color: var(--accent);
  border: 1px solid rgba(0,198,255,0.28);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.12);
}
.auth-panel { display: none; }
.auth-panel.active { display: block; }

.auth-head { text-align: center; margin-bottom: 24px; }
.auth-head-icon { font-size: 2rem; margin-bottom: 8px; }
.auth-head-title { font-size: 1.2rem; font-weight: 800; color: var(--text-1); }
.auth-head-sub { font-size: .82rem; color: var(--text-2); margin-top: 4px; }

.auth-switch {
  text-align: center; font-size: .82rem; color: var(--text-2);
  margin-top: 18px;
}
.auth-switch a {
  color: var(--accent); cursor: pointer; text-decoration: underline;
  text-underline-offset: 2px;
}
.auth-switch a:hover { color: var(--accent-gold); }

/* 导航栏用户按钮 */
.nav-user-btn, .nav-logout-btn, .nav-login-btn, .nav-register-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 16px; border-radius: var(--radius-md);
  font-size: .875rem; font-weight: 600; cursor: pointer;
  transition: all var(--t); border: none; font-family: inherit;
  text-decoration: none;
}
.nav-login-btn {
  background: rgba(255,255,255,0.07);
  border: 1px solid var(--glass-border);
  color: var(--text-1);
}
.nav-login-btn:hover { background: rgba(255,255,255,0.12); color: #fff; }
.nav-register-btn {
  background: linear-gradient(135deg, var(--accent2), var(--accent));
  color: #fff; position: relative; overflow: hidden;
  box-shadow: 0 4px 18px rgba(0,114,255,0.35);
}
.nav-register-btn:hover { transform: translateY(-1px); box-shadow: 0 6px 24px rgba(0,114,255,0.5); }
.nav-user-btn {
  background: rgba(0,198,255,0.1);
  border: 1px solid rgba(0,198,255,0.22);
  color: var(--accent);
}
.nav-user-btn:hover { background: rgba(0,198,255,0.18); color: #fff; }
.nav-logout-btn {
  background: rgba(255,80,80,0.08);
  border: 1px solid rgba(255,80,80,0.2);
  color: rgba(255,100,100,0.85);
}
.nav-logout-btn:hover { background: rgba(255,80,80,0.18); color: #ff5252; }

/* ===== 个人中心弹窗 ===== */
.profile-modal {
  width: 560px; max-width: 96vw;
  max-height: 85vh; overflow-y: auto;
  padding: 0;
  display: flex; flex-direction: column;
}
.profile-modal::-webkit-scrollbar { width: 6px; }
.profile-modal::-webkit-scrollbar-track { background: transparent; }
.profile-modal::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }

.pc-header {
  padding: 32px 32px 24px;
  display: flex; align-items: center; gap: 18px;
}
.pc-avatar {
  width: 58px; height: 58px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent2), var(--accent3));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; font-weight: 800; color: #fff;
  border: 2px solid rgba(255,255,255,0.2);
  box-shadow: 0 4px 18px rgba(0,114,255,0.4);
  flex-shrink: 0;
}
.pc-info { flex: 1; }
.pc-nickname { font-size: 1.15rem; font-weight: 800; color: var(--text-1); }
.pc-email { font-size: .8rem; color: var(--text-2); margin-top: 4px; }
.pc-divider { height: 1px; background: var(--glass-border); margin: 0 32px; }
.pc-body { padding: 24px 32px 32px; }

.pc-section { margin-bottom: 24px; }
.pc-section:last-child { margin-bottom: 0; }
.pc-section-title {
  font-size: .82rem; font-weight: 700;
  color: var(--text-2); letter-spacing: .08em; text-transform: uppercase;
  margin-bottom: 12px;
}
.pc-app-item {
  display: flex; align-items: center; justify-content: space-between;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
  border-radius: 14px; padding: 14px 18px;
  margin-bottom: 8px;
  transition: all var(--t);
}
.pc-app-item:hover { background: rgba(255,255,255,0.07); border-color: var(--glass-border2); }
.pc-app-main { display: flex; align-items: center; gap: 12px; }
.pc-app-name { font-size: .9rem; font-weight: 600; color: var(--text-1); }
.pc-app-type {
  font-size: .72rem; padding: 2px 10px; border-radius: 20px;
  background: rgba(0,198,255,0.1); color: var(--accent);
  border: 1px solid rgba(0,198,255,0.2);
}
.pc-app-meta { display: flex; align-items: center; gap: 12px; }
.pc-app-date { font-size: .78rem; color: var(--text-3); }

/* 审核状态徽章（个人中心） */
.pc-status {
  display: inline-block; padding: 3px 12px; border-radius: 20px;
  font-size: .75rem; font-weight: 600;
}
.pc-status.pending  { background: rgba(247,183,49,0.15); color: var(--accent-gold);  border: 1px solid rgba(247,183,49,0.3); }
.pc-status.approved { background: rgba(0,198,100,0.12); color: #00e676;             border: 1px solid rgba(0,198,100,0.3); }
.pc-status.rejected { background: rgba(255,80,80,0.12);  color: #ff5252;            border: 1px solid rgba(255,80,80,0.25); }

.pc-empty {
  font-size: .875rem; color: var(--text-2);
  padding: 16px 0;
}
.pc-empty a {
  color: var(--accent); text-decoration: underline;
  text-underline-offset: 2px; cursor: pointer;
}
.pc-loading {
  text-align: center; color: var(--text-2);
  padding: 40px 0; font-size: .9rem;
}

/* ===== ICP 备案号 ===== */
.footer-bar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.footer-icp {
  display: flex;
  align-items: center;
  justify-content: center;
}
.icp-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: rgba(220,235,255,0.45);
  text-decoration: none;
  font-size: .78rem;
  letter-spacing: .04em;
  transition: color 0.25s;
}
.icp-link:hover {
  color: var(--accent);
}
.icp-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  border-radius: 5px;
  box-shadow: 0 2px 8px rgba(0,198,255,0.25);
  transition: box-shadow 0.25s, transform 0.25s;
}
.icp-link:hover .icp-icon {
  box-shadow: 0 4px 16px rgba(0,198,255,0.5);
  transform: translateY(-1px);
}