/* ==========================================================================
   STARNAVI · 星际智航 - 全局核心设计系统与星际战舰UI布局
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* 调色板 Palette */
  --bg-deep-space: #060919;
  --bg-space-mesh: radial-gradient(circle at 50% 20%, #151b3b 0%, #080d21 60%, #030611 100%);
  
  --card-bg-glass: rgba(15, 23, 42, 0.72);
  --card-border: rgba(56, 189, 248, 0.22);
  --card-border-purple: rgba(168, 85, 247, 0.28);
  
  --primary-cyan: #38bdf8;
  --primary-blue: #2563eb;
  --primary-purple: #8b5cf6;
  --primary-indigo: #6366f1;
  --accent-gold: #f59e0b;
  --accent-emerald: #10b981;
  
  --text-main: #f8fafc;
  --text-sub: #94a3b8;
  --text-muted: #64748b;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-pill: 9999px;

  --shadow-glow-cyan: 0 0 24px rgba(56, 189, 248, 0.35);
  --shadow-glow-purple: 0 0 24px rgba(168, 85, 247, 0.35);
  --shadow-card: 0 12px 36px rgba(0, 0, 0, 0.5);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  user-select: none;
}

body, html {
  width: 100%;
  height: 100%;
  background: var(--bg-deep-space);
  background-image: var(--bg-space-mesh);
  color: var(--text-main);
  font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  overflow-x: hidden;
}

#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
}

#fxCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 1;
}

/* ================= 1. 顶部导航栏 ================= */
.top-navbar {
  position: relative;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 28px;
  background: rgba(6, 11, 28, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(56, 189, 248, 0.15);
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-icon {
  font-size: 24px;
  filter: drop-shadow(0 0 8px #f59e0b);
}

.logo-text {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.5px;
  background: linear-gradient(90deg, #fff, var(--primary-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-right-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 700;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.pill-gold {
  color: var(--accent-gold);
  border-color: rgba(245, 158, 11, 0.35);
}

.pill-cyan {
  color: var(--primary-cyan);
  border-color: rgba(56, 189, 248, 0.35);
}

.pill-add-btn {
  background: var(--primary-cyan);
  color: #040817;
  border: none;
  border-radius: 50%;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 900;
  cursor: pointer;
  margin-left: 2px;
  transition: transform 0.2s ease;
}

.pill-add-btn:hover {
  transform: scale(1.15);
}

.nav-btn-action {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-pill);
  color: var(--text-main);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.nav-btn-action:hover {
  background: rgba(56, 189, 248, 0.15);
  border-color: var(--primary-cyan);
  transform: translateY(-1px);
}

.notify-dot {
  position: absolute;
  top: 3px;
  right: 3px;
  width: 7px;
  height: 7px;
  background: #ef4444;
  border-radius: 50%;
}

/* ================= 2. 主容器与三栏指挥中心布局 ================= */
.main-view-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 5;
  padding: 16px 24px 80px; /* 留出底部 Dock 空间 */
}

.starnavi-home-layout {
  display: grid;
  grid-template-columns: 280px 1fr 300px;
  gap: 20px;
  max-width: 1440px;
  margin: 0 auto;
  width: 100%;
  align-items: start;
}

@media (max-width: 1200px) {
  .starnavi-home-layout {
    grid-template-columns: 260px 1fr 280px;
    gap: 16px;
  }
}

@media (max-width: 992px) {
  .starnavi-home-layout {
    grid-template-columns: 1fr;
  }
}

/* 通用毛玻璃卡片 */
.glass-card {
  background: var(--card-bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow-card);
  margin-bottom: 16px;
  position: relative;
}

.card-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.3px;
}

.more-link {
  font-size: 12px;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.more-link:hover {
  color: var(--primary-cyan);
}

/* ================= 3. 左侧栏组件 ================= */
.student-profile-card {
  border-color: rgba(56, 189, 248, 0.25);
}

.profile-header-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.robot-avatar-box {
  position: relative;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: radial-gradient(circle, #1e293b, #090d1f);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--primary-cyan);
  box-shadow: var(--shadow-glow-cyan);
}

.robot-avatar-img {
  font-size: 32px;
}

.student-info-meta {
  flex: 1;
}

.student-name {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 3px;
}

.badge-tag-cyan {
  display: inline-block;
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.4);
  color: var(--primary-cyan);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-pill);
  margin-bottom: 6px;
}

.exp-bar-wrap {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 2px;
}

.exp-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #38bdf8, #818cf8);
  border-radius: 3px;
  transition: width 0.3s ease;
}

.exp-bar-text {
  font-size: 10px;
  color: var(--text-muted);
  text-align: right;
}

.student-motto {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 12px;
  color: var(--text-sub);
  font-style: italic;
}

/* 任务中心 */
.task-items-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.task-item {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(2, 6, 23, 0.45);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  padding: 10px 12px;
}

.task-icon-box {
  font-size: 20px;
}

.task-info {
  flex: 1;
}

.task-title {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
}

.task-sub {
  font-size: 11px;
  color: var(--text-muted);
  margin-top: 2px;
}

.task-action-btn {
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: var(--primary-cyan);
  border-radius: var(--radius-pill);
  padding: 5px 10px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  transition: all 0.2s ease;
}

.task-action-btn:hover {
  background: var(--primary-cyan);
  color: #040817;
}

.reward-tag {
  color: var(--accent-gold);
  font-size: 10px;
}

/* 星级宝箱 */
.star-chest-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
}

.chest-title {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

.chest-progress-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chest-bar-wrap {
  width: 80px;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
  overflow: hidden;
}

.chest-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #f59e0b, #fbbf24);
  border-radius: 3px;
}

.chest-score-text {
  font-size: 11px;
  color: var(--accent-gold);
  font-weight: 700;
}

.chest-icon-box {
  cursor: pointer;
  transition: transform 0.2s ease;
}

.chest-icon-box:hover {
  transform: scale(1.15) rotate(5deg);
}

.chest-3d-icon {
  font-size: 32px;
  filter: drop-shadow(0 0 10px rgba(245, 158, 11, 0.5));
}

.rocket-decoration-box {
  text-align: center;
  padding: 10px 0;
}

.rocket-fly-icon {
  font-size: 42px;
  display: inline-block;
  animation: floatRocket 3s ease-in-out infinite;
  filter: drop-shadow(0 0 16px rgba(56, 189, 248, 0.6));
}

@keyframes floatRocket {
  0%, 100% { transform: translateY(0) rotate(-10deg); }
  50% { transform: translateY(-10px) rotate(5deg); }
}

/* ================= 4. 中央核心大厅 ================= */
.home-center-hub {
  display: flex;
  flex-direction: column;
}

.hero-title-banner {
  text-align: center;
  margin-bottom: 22px;
}

.main-hero-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 0.5px;
  background: linear-gradient(90deg, #fff 0%, #38bdf8 50%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 6px;
}

.main-hero-desc {
  font-size: 13px;
  color: var(--text-sub);
}

/* 两大核心卡片 Row */
.main-hero-cards-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 22px;
}

.hero-card {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 24px 20px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.6);
}

.hero-card:hover {
  transform: translateY(-6px);
}

.hero-card-blue {
  background: radial-gradient(circle at 50% 30%, #1e3a8a 0%, #0f172a 75%);
  border: 1px solid rgba(56, 189, 248, 0.4);
}

.hero-card-blue:hover {
  box-shadow: 0 20px 48px rgba(37, 99, 235, 0.4), 0 0 24px rgba(56, 189, 248, 0.4);
}

.hero-card-purple {
  background: radial-gradient(circle at 50% 30%, #581c87 0%, #0f172a 75%);
  border: 1px solid rgba(168, 85, 247, 0.4);
}

.hero-card-purple:hover {
  box-shadow: 0 20px 48px rgba(147, 51, 234, 0.4), 0 0 24px rgba(168, 85, 247, 0.4);
}

.hero-card-tag-icon {
  position: absolute;
  top: 14px;
  left: 16px;
  font-size: 20px;
  opacity: 0.85;
}

.hero-card-visual {
  width: 110px;
  height: 110px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 10px 0 14px;
}

.hero-mascot-icon {
  font-size: 72px;
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.5));
}

.hero-card-title {
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 4px;
}

.hero-card-desc {
  font-size: 12px;
  color: var(--text-sub);
  margin-bottom: 18px;
}

.hero-card-btn {
  width: 100%;
  padding: 12px;
  border-radius: var(--radius-pill);
  font-size: 15px;
  font-weight: 800;
  cursor: pointer;
  border: none;
  letter-spacing: 0.5px;
  transition: all 0.2s ease;
}

.btn-glow-blue {
  background: linear-gradient(90deg, #0284c7, #38bdf8);
  color: #040817;
  box-shadow: 0 4px 18px rgba(56, 189, 248, 0.4);
}

.btn-glow-blue:hover {
  background: linear-gradient(90deg, #38bdf8, #7dd3fc);
  transform: scale(1.02);
}

.btn-glow-purple {
  background: linear-gradient(90deg, #7c3aed, #a855f7);
  color: #fff;
  box-shadow: 0 4px 18px rgba(168, 85, 247, 0.4);
}

.btn-glow-purple:hover {
  background: linear-gradient(90deg, #a855f7, #c084fc);
  transform: scale(1.02);
}

/* 底部快速挑战横排 4 卡片 */
.quick-challenge-section {
  background: var(--card-bg-glass);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
}

.quick-section-title {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}

.quick-cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

@media (max-width: 768px) {
  .quick-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.quick-mini-card {
  background: rgba(2, 6, 23, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.quick-mini-card:hover {
  background: rgba(56, 189, 248, 0.12);
  border-color: var(--primary-cyan);
  transform: translateY(-3px);
}

.quick-card-header {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}

.quick-card-icon {
  font-size: 16px;
}

.quick-card-name {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
}

.quick-card-desc {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.quick-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.quick-reward {
  font-size: 11px;
  color: var(--accent-gold);
  font-weight: 700;
}

.quick-arrow {
  font-size: 12px;
  color: var(--text-muted);
}

/* ================= 5. 右侧栏组件 ================= */
.stats-radar-card {
  border-color: rgba(56, 189, 248, 0.25);
}

.student-stats-trio {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  background: rgba(2, 6, 23, 0.5);
  border-radius: var(--radius-md);
  padding: 12px 6px;
  text-align: center;
  margin-bottom: 16px;
}

.stat-trio-icon {
  font-size: 16px;
}

.stat-trio-badge {
  display: inline-block;
  background: rgba(56, 189, 248, 0.2);
  color: var(--primary-cyan);
  border-radius: var(--radius-pill);
  font-size: 10px;
  font-weight: 800;
  padding: 1px 6px;
}

.stat-trio-val {
  font-size: 16px;
  font-weight: 800;
  color: #fff;
  margin: 2px 0;
}

.stat-trio-lbl {
  font-size: 10px;
  color: var(--text-muted);
}

.radar-chart-section {
  text-align: center;
}

.radar-title {
  font-size: 12px;
  color: var(--text-sub);
  margin-bottom: 6px;
  text-align: left;
}

.radar-canvas-container {
  display: flex;
  justify-content: center;
  align-items: center;
}

/* 排行榜 */
.rank-list-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 12px;
}

.rank-user-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: rgba(2, 6, 23, 0.4);
  border-radius: var(--radius-sm);
  font-size: 12px;
}

.rank-num {
  font-size: 14px;
  width: 20px;
  text-align: center;
}

.rank-top1 { color: #f59e0b; }
.rank-top2 { color: #94a3b8; }
.rank-top3 { color: #cd7f32; }

.rank-avatar {
  font-size: 16px;
}

.rank-uname {
  flex: 1;
  font-weight: 600;
  color: #e2e8f0;
}

.rank-score {
  font-weight: 800;
  color: var(--accent-gold);
}

.my-rank-footer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 12px;
}

.my-rank-lbl {
  color: var(--text-muted);
  font-size: 11px;
}

.my-rank-num {
  font-weight: 800;
  color: var(--primary-cyan);
}

.my-rank-uname {
  flex: 1;
  font-weight: 700;
  color: #fff;
}

.my-rank-score {
  font-weight: 800;
  color: var(--accent-gold);
}

/* ================= 6. 底部 Dock 导航栏 ================= */
.bottom-dock-nav {
  position: fixed;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(10, 17, 40, 0.92);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(56, 189, 248, 0.35);
  border-radius: var(--radius-pill);
  padding: 6px 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), 0 0 20px rgba(56, 189, 248, 0.2);
  z-index: 100;
}

.dock-nav-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  background: transparent;
  border: none;
  color: var(--text-sub);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
}

.dock-nav-item:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.dock-nav-item.active {
  background: linear-gradient(90deg, #0284c7, #38bdf8);
  color: #040817;
  box-shadow: 0 2px 12px rgba(56, 189, 248, 0.4);
}

.dock-icon {
  font-size: 16px;
}

/* ================= 7. 隐藏工具类 ================= */
.hidden {
  display: none !important;
}