/* ============================================================
       Design System Variables
    ============================================================ */
    :root {
      --primary: #2E6BE6;
      --primary-dark: #2258C4;
      --primary-light: #EAF2FE;
      --primary-deeper: #173A7A;
      --accent: #F5A524;
      --accent-light: #FEF3E2;
      --bg-main: #F7F9FC;
      --bg-surface: #FFFFFF;
      --bg-deep: #EAF0F8;
      --text-main: #172B4D;
      --text-secondary: #5A6B87;
      --text-light: #8A9AB3;
      --border: #E1E8F0;
      --border-light: #EDF1F6;
      --radius-sm: 8px;
      --radius-md: 14px;
      --radius-lg: 22px;
      --shadow-sm: 0 2px 8px rgba(23,43,77,0.06);
      --shadow-md: 0 6px 24px rgba(23,43,77,0.08);
      --shadow-lg: 0 14px 44px rgba(23,43,77,0.12);
      --space-section: 96px;
      --space-section-md: 64px;
      --transition: all 0.3s ease;
    }

    /* ============================================================
       Reset & Base
    ============================================================ */
    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
    body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Helvetica, Arial, sans-serif;
      line-height: 1.7;
      color: var(--text-main);
      background: var(--bg-main);
      font-size: 16px;
    }
    img { max-width: 100%; height: auto; display: inline-block; vertical-align: middle; }
    a { text-decoration: none; color: inherit; transition: var(--transition); }
    a:focus-visible, button:focus-visible {
      outline: 3px solid rgba(46,107,230,0.4);
      outline-offset: 2px;
      border-radius: 4px;
    }
    h1, h2, h3, h4, h5, h6 {
      margin: 0 0 0.5em;
      line-height: 1.3;
      font-weight: 700;
      color: var(--text-main);
    }
    p { margin: 0 0 1em; }
    ul { list-style: none; margin: 0; padding: 0; }
    .container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

    /* ============================================================
       Buttons
    ============================================================ */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 13px 30px;
      border-radius: 50px;
      font-size: 15px;
      font-weight: 600;
      letter-spacing: 0.02em;
      border: 2px solid transparent;
      cursor: pointer;
      transition: var(--transition);
      line-height: 1.4;
      white-space: nowrap;
    }
    .btn-primary {
      background: var(--primary);
      color: #fff;
      box-shadow: 0 6px 20px rgba(46,107,230,0.3);
    }
    .btn-primary:hover {
      background: var(--primary-dark);
      transform: translateY(-2px);
      box-shadow: 0 10px 28px rgba(46,107,230,0.4);
      color: #fff;
    }
    .btn-outline {
      background: transparent;
      color: #fff;
      border-color: rgba(255,255,255,0.65);
    }
    .btn-outline:hover {
      background: rgba(255,255,255,0.12);
      border-color: #fff;
      color: #fff;
      transform: translateY(-2px);
    }
    .btn-outline-dark {
      background: transparent;
      color: var(--primary);
      border-color: var(--primary);
    }
    .btn-outline-dark:hover {
      background: var(--primary-light);
      color: var(--primary-dark);
    }
    .btn-accent {
      background: var(--accent);
      color: #fff;
      box-shadow: 0 6px 20px rgba(245,165,36,0.35);
    }
    .btn-accent:hover {
      background: #E08F1A;
      color: #fff;
      transform: translateY(-2px);
    }
    .btn-lg { padding: 16px 40px; font-size: 16px; }
    .btn-sm { padding: 8px 20px; font-size: 14px; }
    .btn-light {
      background: #fff;
      color: var(--primary);
    }
    .btn-light:hover { background: var(--primary-light); color: var(--primary-dark); transform: translateY(-2px); }

    /* ============================================================
       Header & Navigation
    ============================================================ */
    .site-header {
      background: var(--bg-surface);
      box-shadow: 0 1px 0 var(--border-light), 0 4px 16px rgba(23,43,77,0.04);
      position: sticky;
      top: 0;
      z-index: 100;
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 72px;
      gap: 24px;
    }
    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      font-weight: 700;
      font-size: 18px;
      color: var(--text-main);
      letter-spacing: 0.01em;
    }
    .brand-logo .logo-icon {
      width: 40px;
      height: 40px;
      border-radius: 12px;
      background: linear-gradient(135deg, var(--primary), var(--primary-dark));
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      font-size: 18px;
      box-shadow: 0 4px 12px rgba(46,107,230,0.3);
    }
    .brand-logo .logo-text {
      color: var(--text-main);
      font-size: 17px;
    }
    .brand-logo .logo-sub {
      display: block;
      font-size: 11px;
      font-weight: 400;
      color: var(--text-light);
      letter-spacing: 0.05em;
      margin-top: -2px;
    }
    .main-nav ul {
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .main-nav a {
      padding: 9px 18px;
      border-radius: 50px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text-secondary);
      transition: var(--transition);
    }
    .main-nav a:hover { color: var(--primary); background: var(--primary-light); }
    .main-nav a.is-active { color: var(--primary); background: var(--primary-light); font-weight: 600; }
    .header-cta { flex-shrink: 0; }
    @media (max-width: 768px) {
      .header-inner { height: 64px; }
      .main-nav { display: flex; }
      .main-nav a { padding: 8px 14px; font-size: 14px; }
      .header-cta { display: none; }
      .brand-logo .logo-sub { display: none; }
    }
    @media (max-width: 520px) {
      .container { padding: 0 18px; }
      .brand-logo .logo-text { font-size: 15px; }
      .main-nav a { padding: 6px 10px; font-size: 13px; }
    }

    /* ============================================================
       Hero
    ============================================================ */
    .hero-section {
      position: relative;
      background: linear-gradient(135deg, #1B2A4A 0%, #173A7A 60%, #2258C4 100%);
      padding: 90px 0 110px;
      overflow: hidden;
      color: #fff;
    }
    .hero-bg {
      position: absolute;
      inset: 0;
      background-size: cover;
      background-position: center center;
      opacity: 0.24;
      z-index: 0;
    }
    .hero-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(23,58,122,0.74) 0%, rgba(23,43,77,0.86) 100%);
      z-index: 1;
    }
    .hero-inner {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 880px;
    }
    .hero-badge {
      display: inline-block;
      background: rgba(255,255,255,0.14);
      border: 1px solid rgba(255,255,255,0.3);
      color: #fff;
      font-size: 13px;
      font-weight: 500;
      padding: 7px 18px;
      border-radius: 50px;
      letter-spacing: 0.04em;
      margin-bottom: 24px;
    }
    .hero-inner h1 {
      font-size: clamp(28px, 4.2vw, 46px);
      color: #fff;
      line-height: 1.25;
      margin-bottom: 20px;
      letter-spacing: 0.01em;
      font-weight: 700;
    }
    .hero-desc {
      font-size: 17px;
      line-height: 1.8;
      color: rgba(255,255,255,0.85);
      max-width: 640px;
      margin: 0 auto 32px;
    }
    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      justify-content: center;
      margin-bottom: 56px;
    }
    .hero-stage {
      position: relative;
      max-width: 860px;
      margin: 0 auto;
    }
    .stage-img {
      width: 100%;
      max-height: 390px;
      object-fit: cover;
      border-radius: var(--radius-lg);
      box-shadow: 0 24px 60px rgba(0,0,0,0.35);
      border: 1px solid rgba(255,255,255,0.15);
    }
    .stage-tag {
      position: absolute;
      background: rgba(255,255,255,0.95);
      color: var(--text-main);
      font-size: 13px;
      font-weight: 600;
      padding: 8px 16px;
      border-radius: 50px;
      box-shadow: 0 6px 18px rgba(0,0,0,0.18);
      display: inline-flex;
      align-items: center;
      gap: 6px;
      letter-spacing: 0.02em;
      white-space: nowrap;
    }
    .stage-tag i { color: var(--primary); }
    .stage-tag-1 { top: 24px; left: -10px; }
    .stage-tag-2 { top: 50%; right: -6px; transform: translateY(-50%); }
    .stage-tag-3 { bottom: 20px; left: 6%; }
    @media (max-width: 1024px) {
      .stage-tag-1 { left: 0; }
      .stage-tag-2 { right: 0; }
    }
    @media (max-width: 768px) {
      .hero-section { padding: 64px 0 80px; }
      .hero-desc { font-size: 15px; }
      .stage-tag { font-size: 12px; padding: 6px 12px; }
    }
    @media (max-width: 520px) {
      .hero-section { padding: 48px 0 64px; }
      .hero-actions { flex-direction: column; align-items: center; }
      .btn-lg { width: 100%; max-width: 300px; }
      .stage-tag-1 { top: 12px; left: 6px; }
      .stage-tag-2 { top: auto; bottom: 30px; right: 6px; transform: none; }
      .stage-tag-3 { display: none; }
    }

    /* ============================================================
       Section common
    ============================================================ */
    .section { padding: var(--space-section) 0; }
    .section-bg-deep { background: var(--bg-deep); }
    .section-bg-white { background: var(--bg-surface); }
    .section-header {
      text-align: center;
      max-width: 720px;
      margin: 0 auto 52px;
    }
    .section-header.left {
      text-align: left;
      margin-left: 0;
      margin-right: 0;
      margin-bottom: 28px;
    }
    .section-tag {
      display: inline-block;
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
      background: var(--primary-light);
      padding: 6px 16px;
      border-radius: 50px;
      letter-spacing: 0.05em;
      margin-bottom: 14px;
    }
    .section-header h2 {
      font-size: clamp(24px, 3vw, 34px);
      margin-bottom: 14px;
    }
    .section-header p {
      color: var(--text-secondary);
      font-size: 15px;
      line-height: 1.8;
      margin-bottom: 0;
    }
    @media (max-width: 768px) {
      .section { padding: var(--space-section-md) 0; }
      .section-header { margin-bottom: 36px; }
    }

    /* ============================================================
       Grass / 竖屏种草
    ============================================================ */
    .grass-grid { row-gap: 28px; }
    .grass-card {
      background: var(--bg-surface);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      height: 100%;
      border: 1px solid var(--border-light);
    }
    .grass-card:hover {
      box-shadow: var(--shadow-lg);
      transform: translateY(-4px);
    }
    .grass-card img {
      width: 100%;
      aspect-ratio: 3 / 2;
      object-fit: cover;
      display: block;
      border-bottom: 1px solid var(--border-light);
    }
    .grass-card-body { padding: 28px 28px 8px; }
    .grass-card-body h3 {
      font-size: 20px;
      margin-bottom: 8px;
    }
    .grass-card-body p {
      color: var(--text-secondary);
      font-size: 14px;
      line-height: 1.8;
      margin-bottom: 14px;
    }
    .grass-meta {
      display: flex;
      gap: 16px;
      color: var(--text-light);
      font-size: 13px;
      padding-bottom: 20px;
    }
    @media (max-width: 768px) {
      .grass-card img { aspect-ratio: 16 / 9; }
    }

    /* ============================================================
       Hot List / 爆款清单
    ============================================================ */
    .hot-list-section { background: var(--bg-main); }
    .hot-card {
      background: var(--bg-surface);
      border-radius: var(--radius-md);
      padding: 28px 22px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-light);
      transition: var(--transition);
      height: 100%;
      display: flex;
      flex-direction: column;
      position: relative;
    }
    .hot-card:hover {
      box-shadow: var(--shadow-lg);
      transform: translateY(-5px);
      border-color: var(--primary-light);
    }
    .hot-card-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 18px;
    }
    .hot-card-top > i {
      font-size: 32px;
      color: var(--primary);
      background: var(--primary-light);
      width: 60px;
      height: 60px;
      border-radius: 16px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }
    .badge {
      background: var(--accent);
      color: #fff;
      font-size: 11px;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 50px;
      letter-spacing: 0.04em;
    }
    .badge-blue {
      background: var(--primary-light);
      color: var(--primary);
    }
    .hot-card h3 {
      font-size: 18px;
      margin-bottom: 8px;
    }
    .hot-card p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.7;
      flex: 1;
      margin-bottom: 18px;
    }
    .hot-meta {
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
      color: var(--text-light);
      border-top: 1px solid var(--border-light);
      padding-top: 14px;
    }
    .hot-meta .price {
      color: var(--accent);
      font-weight: 700;
      font-size: 16px;
    }
    .hot-meta .score { color: var(--primary); font-weight: 600; }
    @media (max-width: 768px) {
      .hot-card { margin-bottom: 20px; }
    }

    /* ============================================================
       Social Proof / 数据条
    ============================================================ */
    .social-proof-section {
      background: linear-gradient(135deg, #1B2A4A, #173A7A);
      padding: 72px 0;
      color: #fff;
    }
    .proof-box { text-align: center; }
    .proof-item { padding: 24px 10px; }
    .proof-num {
      font-size: 48px;
      font-weight: 800;
      line-height: 1.1;
      margin-bottom: 8px;
      background: linear-gradient(135deg, #fff, #BFD9FF);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    .proof-label {
      font-size: 14px;
      color: rgba(255,255,255,0.7);
      letter-spacing: 0.04em;
    }
    @media (max-width: 768px) {
      .proof-num { font-size: 36px; }
      .social-proof-section { padding: 48px 0; }
      .proof-item { padding: 16px 6px; }
    }

    /* ============================================================
       Reviews / 评价墙
    ============================================================ */
    .reviews-section { background: var(--bg-surface); }
    .review-card {
      background: var(--bg-main);
      border-radius: var(--radius-md);
      padding: 28px;
      border: 1px solid var(--border-light);
      transition: var(--transition);
      height: 100%;
      display: flex;
      flex-direction: column;
    }
    .review-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
    .review-stars {
      color: var(--accent);
      font-size: 16px;
      letter-spacing: 3px;
      margin-bottom: 16px;
    }
    .review-card blockquote {
      margin: 0 0 18px;
      font-size: 14px;
      line-height: 1.8;
      color: var(--text-secondary);
      flex: 1;
      font-style: normal;
    }
    .review-author {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-main);
      display: flex;
      align-items: center;
      gap: 10px;
    }
    .review-author .avatar {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--primary-light);
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 14px;
      font-weight: 700;
    }
    .review-source {
      font-size: 12px;
      color: var(--text-light);
      margin-top: 2px;
    }
    @media (max-width: 768px) {
      .review-card { margin-bottom: 20px; }
    }

    /* ============================================================
       News / 资讯
    ============================================================ */
    .news-section { background: var(--bg-main); }
    .news-list { margin-bottom: 24px; }
    .news-list li {
      border-bottom: 1px solid var(--border-light);
      transition: var(--transition);
    }
    .news-list li:last-child { border-bottom: none; }
    .news-list a {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 16px;
      padding: 17px 8px;
      border-radius: 8px;
      color: var(--text-main);
      font-size: 15px;
      line-height: 1.5;
      transition: var(--transition);
    }
    .news-list a:hover {
      color: var(--primary);
      background: var(--primary-light);
      padding-left: 16px;
    }
    .news-list .news-date {
      font-size: 12px;
      color: var(--text-light);
      white-space: nowrap;
      flex-shrink: 0;
    }
    .news-list i {
      color: var(--primary);
      font-size: 14px;
      opacity: 0;
      transition: var(--transition);
      margin-left: auto;
    }
    .news-list a:hover i { opacity: 1; }

    .news-sidebar {
      background: var(--bg-surface);
      border-radius: var(--radius-md);
      padding: 24px;
      border: 1px solid var(--border-light);
      box-shadow: var(--shadow-sm);
    }
    .news-sidebar h3 {
      font-size: 17px;
      padding-bottom: 14px;
      border-bottom: 2px solid var(--primary-light);
      margin-bottom: 18px;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    .news-sidebar h3 i { color: var(--primary); }
    .news-card-mini {
      display: flex;
      gap: 14px;
      padding: 12px 0;
      border-bottom: 1px solid var(--border-light);
      align-items: center;
      transition: var(--transition);
    }
    .news-card-mini:last-child { border-bottom: none; }
    .news-card-mini img {
      width: 80px;
      height: 64px;
      object-fit: cover;
      border-radius: 10px;
      flex-shrink: 0;
    }
    .news-card-mini:hover { padding-left: 6px; }
    .news-title {
      font-size: 14px;
      font-weight: 600;
      line-height: 1.5;
      margin-bottom: 4px;
      color: var(--text-main);
    }
    .news-link {
      font-size: 12px;
      color: var(--primary);
      font-weight: 500;
    }
    @media (max-width: 1024px) {
      .news-sidebar { margin-top: 20px; }
    }

    /* ============================================================
       Flash Sale / 限时入口
    ============================================================ */
    .flash-section { background: var(--bg-main); padding-top: 0; }
    .flash-box {
      background: linear-gradient(135deg, #FFF7ED, #FEF3E2);
      border: 2px solid var(--accent-light);
      border-radius: var(--radius-lg);
      padding: 52px 40px;
      text-align: center;
      position: relative;
      overflow: hidden;
      box-shadow: var(--shadow-md);
    }
    .flash-box::before {
      content: "";
      position: absolute;
      top: -60px;
      right: -60px;
      width: 180px;
      height: 180px;
      background: rgba(245,165,36,0.08);
      border-radius: 50%;
    }
    .flash-box::after {
      content: "";
      position: absolute;
      bottom: -80px;
      left: -40px;
      width: 160px;
      height: 160px;
      background: rgba(46,107,230,0.06);
      border-radius: 50%;
    }
    .flash-badge {
      display: inline-block;
      background: var(--accent);
      color: #fff;
      font-size: 12px;
      font-weight: 700;
      padding: 6px 18px;
      border-radius: 50px;
      letter-spacing: 0.06em;
      margin-bottom: 18px;
      text-transform: uppercase;
    }
    .flash-box h2 {
      font-size: clamp(22px, 3vw, 30px);
      margin-bottom: 12px;
    }
    .flash-box p {
      color: var(--text-secondary);
      max-width: 520px;
      margin: 0 auto 28px;
      font-size: 15px;
    }
    .countdown {
      display: flex;
      justify-content: center;
      gap: 14px;
      margin-bottom: 32px;
      flex-wrap: wrap;
    }
    .countdown-item {
      background: var(--bg-surface);
      border-radius: 12px;
      padding: 14px 10px;
      min-width: 72px;
      box-shadow: var(--shadow-sm);
      border: 1px solid var(--border-light);
    }
    .countdown-num {
      font-size: 30px;
      font-weight: 800;
      color: var(--primary);
      line-height: 1;
      margin-bottom: 4px;
      font-variant-numeric: tabular-nums;
    }
    .countdown-label {
      font-size: 11px;
      color: var(--text-light);
      letter-spacing: 0.06em;
    }
    @media (max-width: 768px) {
      .flash-box { padding: 36px 24px; }
      .countdown-item { min-width: 62px; padding: 10px 8px; }
      .countdown-num { font-size: 24px; }
    }

    /* ============================================================
       FAQ
    ============================================================ */
    .faq-section { background: var(--bg-surface); }
    .faq-list {
      max-width: 760px;
      margin: 0 auto;
    }
    .faq-item {
      border: 1px solid var(--border-light);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      background: var(--bg-surface);
      overflow: hidden;
      transition: var(--transition);
    }
    .faq-item.active {
      border-color: var(--primary);
      box-shadow: var(--shadow-md);
    }
    .faq-question {
      width: 100%;
      background: transparent;
      border: none;
      padding: 21px 24px;
      font-size: 15px;
      font-weight: 600;
      color: var(--text-main);
      display: flex;
      justify-content: space-between;
      align-items: center;
      cursor: pointer;
      text-align: left;
      font-family: inherit;
      transition: var(--transition);
    }
    .faq-question:hover { color: var(--primary); }
    .faq-question .faq-icon {
      width: 26px;
      height: 26px;
      border-radius: 50%;
      background: var(--primary-light);
      color: var(--primary);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 13px;
      flex-shrink: 0;
      transition: var(--transition);
    }
    .faq-item.active .faq-icon {
      transform: rotate(45deg);
      background: var(--primary);
      color: #fff;
    }
    .faq-answer {
      max-height: 0;
      overflow: hidden;
      padding: 0 24px;
      transition: max-height 0.35s ease, padding 0.35s ease;
    }
    .faq-item.active .faq-answer {
      max-height: 300px;
      padding: 0 24px 22px;
    }
    .faq-answer p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.8;
      margin-bottom: 0;
      border-top: 1px solid var(--border-light);
      padding-top: 16px;
    }
    @media (max-width: 520px) {
      .faq-question { padding: 16px 18px; font-size: 14px; }
      .faq-item.active .faq-answer { padding: 0 18px 18px; }
    }

    /* ============================================================
       CTA / 加购引导
    ============================================================ */
    .cta-section {
      background: linear-gradient(135deg, var(--primary), var(--primary-deeper));
      padding: 80px 0;
      text-align: center;
      color: #fff;
    }
    .cta-box h2 {
      font-size: clamp(26px, 3.5vw, 38px);
      color: #fff;
      margin-bottom: 14px;
    }
    .cta-box p {
      color: rgba(255,255,255,0.85);
      font-size: 16px;
      max-width: 520px;
      margin: 0 auto 32px;
      line-height: 1.8;
    }
    .cta-actions {
      display: flex;
      gap: 16px;
      justify-content: center;
      flex-wrap: wrap;
    }
    @media (max-width: 520px) {
      .cta-section { padding: 56px 0; }
      .cta-actions .btn { width: 100%; max-width: 280px; }
    }

    /* ============================================================
       Footer
    ============================================================ */
    .site-footer {
      background: var(--text-main);
      color: rgba(255,255,255,0.7);
      padding: 40px 0 32px;
    }
    .footer-inner {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      gap: 24px;
      flex-wrap: wrap;
    }
    .footer-brand .logo-text {
      font-weight: 700;
      font-size: 18px;
      color: #fff;
      display: block;
      margin-bottom: 6px;
    }
    .footer-brand p {
      font-size: 13px;
      color: rgba(255,255,255,0.55);
      margin-bottom: 0;
      max-width: 320px;
      line-height: 1.7;
    }
    .footer-copy {
      font-size: 13px;
      text-align: right;
      line-height: 1.8;
    }
    .footer-copy a {
      color: rgba(255,255,255,0.55);
    }
    .footer-copy a:hover { color: #fff; }
    @media (max-width: 768px) {
      .footer-inner { flex-direction: column; }
      .footer-copy { text-align: left; }
    }

    /* ============================================================
       Utility & Misc
    ============================================================ */
    .text-center { text-align: center; }
    .mb-0 { margin-bottom: 0; }
    .mt-1 { margin-top: 8px; }
    .grid-x { margin-left: -12px; margin-right: -12px; }
    .grid-margin-x > .cell { padding-left: 12px; padding-right: 12px; }