/* ============================================
   天天发圈 (tiantianfaquan.com)
   微信绿配色 - 白底+黑字+微信绿侧栏
   ============================================ */

:root {
    --sidebar-width: 240px;
    --sidebar-collapsed: 64px;
    --topbar-height: 52px;
    --green: #07C160;
    --green-dark: #06AD56;
    --green-light: #ECFDF5;
    --white: #fff;
    --black: #111;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e8e8e8;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --sidebar-bg: #07C160;
    --sidebar-hover: #06AD56;
    --sidebar-active: #059A4C;
    --sidebar-text: rgba(255,255,255,0.9);
    --radius: 6px;
    --radius-lg: 10px;
    --shadow: 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
    --transition: 0.15s ease;
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
}

/* ===== Reset ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-tap-highlight-color: transparent; }
body {
    font-family: var(--font);
    color: var(--black);
    background: var(--white);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--black); text-decoration: none; }
a:hover { background: var(--gray-100); }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button { cursor: pointer; font-family: inherit; border: none; background: none; color: var(--black); }
input, textarea, select { font-family: inherit; font-size: inherit; color: var(--black); }

/* ===== Layout ===== */
body { display: flex; }
.main-wrapper {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left var(--transition);
    background: var(--white);
}
body.sidebar-collapsed .main-wrapper { margin-left: var(--sidebar-collapsed); }

/* ===== Sidebar ===== */
.sidebar {
    position: fixed;
    top: 0; left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: width var(--transition);
    overflow: hidden;
}
body.sidebar-collapsed .sidebar { width: var(--sidebar-collapsed); }
.sidebar-header {
    height: auto;
    display: flex;
    align-items: center;
    padding: 18px 16px 14px;
    flex-shrink: 0;
}
.sidebar-logo { display: flex; align-items: center; gap: 10px; white-space: nowrap; }
.logo-img { width: 42px; height: 42px; border-radius: 50%; object-fit: cover; flex-shrink: 0; border: 2px solid rgba(255,255,255,0.4); }
.logo-text { font-size: 16px; font-weight: 700; color: #fff; }
body.sidebar-collapsed .logo-text { display: none; }
body.sidebar-collapsed .logo-img { width: 32px; height: 32px; }

/* Sidebar Nav */
.sidebar-nav { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 4px 0; }
.sidebar-nav::-webkit-scrollbar { width: 3px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.2); border-radius: 3px; }

.nav-item-header {
    display: flex;
    align-items: center;
    padding: 10px 16px;
    cursor: pointer;
    color: var(--sidebar-text);
    font-size: 14px;
    font-weight: 700;
    white-space: nowrap;
    gap: 10px;
    user-select: none;
    transition: background var(--transition);
    margin: 0 8px;
    border-radius: 6px;
}
.nav-item-header:hover { background: var(--sidebar-hover); }
.nav-item-header:active { background: var(--sidebar-active); }
.nav-item.active > .nav-item-header { background: var(--sidebar-active); font-weight: 600; color: #fff; }
.nav-item-icon { font-size: 17px; width: 22px; text-align: center; flex-shrink: 0; }
.nav-item-label { flex: 1; overflow: hidden; text-overflow: ellipsis; }
.nav-item-arrow { font-size: 10px; transition: transform var(--transition); flex-shrink: 0; opacity: 0.7; }
.nav-item.expanded > .nav-item-header .nav-item-arrow { transform: rotate(90deg); }
.nav-item-badge {
    font-size: 10px;
    padding: 1px 6px;
    border-radius: 10px;
    background: rgba(255,255,255,0.25);
    color: #fff;
    flex-shrink: 0;
}
body.sidebar-collapsed .nav-item-label,
body.sidebar-collapsed .nav-item-arrow,
body.sidebar-collapsed .nav-item-badge { display: none; }
body.sidebar-collapsed .nav-item-header { margin: 0 4px; padding: 10px 14px; justify-content: center; }

.nav-submenu { max-height: 0; overflow: hidden; transition: max-height 0.25s ease; }
.nav-item.expanded > .nav-submenu { max-height: 400px; overflow-y: auto; }
.nav-submenu::-webkit-scrollbar { width: 4px; }
.nav-submenu::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.3); border-radius: 2px; }
.nav-submenu::-webkit-scrollbar-track { background: transparent; }
.nav-subitem {
    display: block;
    padding: 7px 16px 7px 18px;
    font-size: 12px;
    font-weight: 600;
    color: rgba(255,255,255,0.7);
    cursor: pointer;
    white-space: normal;
    line-height: 1.4;
    transition: all var(--transition);
    margin: 0 8px;
    border-radius: 5px;
}
.nav-subitem:hover { background: var(--sidebar-hover); color: #fff; }
body.sidebar-collapsed .nav-subitem { display: none; }

.sidebar-footer { padding: 6px; flex-shrink: 0; }
.sidebar-collapse-btn {
    width: 100%;
    padding: 6px;
    color: rgba(255,255,255,0.6);
    font-size: 13px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}
.sidebar-collapse-btn:hover { background: var(--sidebar-hover); color: #fff; }
body.sidebar-collapsed .sidebar-collapse-btn svg { transform: rotate(180deg); }

.sidebar-backdrop { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.3); z-index: 99; }

/* ===== Topbar ===== */
.topbar {
    height: var(--topbar-height);
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    display: flex;
    align-items: center;
    padding: 0 20px;
    gap: 16px;
    flex-shrink: 0;
    position: sticky;
    top: 0;
    z-index: 50;
}
.mobile-menu-btn { display: none; padding: 4px; border-radius: var(--radius); }
.mobile-menu-btn:hover { background: var(--gray-100); }
.topbar-brand { display: flex; align-items: center; gap: 8px; }
.topbar-slogan {
    font-size: 15px; color: var(--gray-600); font-weight: 600;
    margin-left: 4px; white-space: nowrap;
}
.topbar-logo { font-size: 18px; }
.topbar-name { font-size: 15px; font-weight: 700; }
.topbar-info { margin-left: auto; display: flex; align-items: center; gap: 12px; font-size: 13px; color: var(--gray-500); }
.topbar-info strong { color: var(--black); }
.topbar-divider { color: var(--gray-300); }

/* ===== Breadcrumb ===== */
.breadcrumb {
    padding: 8px 20px;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
    font-size: 13px;
    color: var(--gray-500);
}

/* ===== Content ===== */
.content-area { flex: 1; padding: 20px; max-width: 1200px; width: 100%; margin: 0 auto; }

/* ===== Section Headers ===== */
.section-header { margin-bottom: 20px; }
.section-title { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.section-subtitle { font-size: 14px; color: var(--gray-500); line-height: 1.6; }

/* ===== Cards ===== */
.card { background: var(--white); border-radius: var(--radius-lg); border: 1px solid var(--gray-200); overflow: hidden; }
.card:hover { border-color: var(--gray-300); }
.card-body { padding: 18px; }
.card-header { padding: 14px 18px; border-bottom: 1px solid var(--gray-100); font-weight: 600; font-size: 15px; }
.card-grid { display: grid; gap: 16px; }
.card-grid-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid-3 { grid-template-columns: repeat(3, 1fr); }
.card-grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ===== Tool Card ===== */
.tool-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    position: relative;
}
.tool-card:hover { border-color: var(--gray-300); }
.tool-card-header { display: flex; align-items: center; gap: 10px; }
.tool-card-icon {
    width: 40px; height: 40px;
    border-radius: var(--radius);
    background: var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}
.tool-card-name { font-size: 15px; font-weight: 600; flex: 1; }
.tool-card-badge {
    position: absolute; top: 10px; right: 10px;
    font-size: 10px; padding: 2px 7px; border-radius: 10px; font-weight: 500;
    background: var(--gray-100); color: var(--gray-600);
}
.tool-card-badge.free { background: #e8e8e8; color: #333; }
.tool-card-badge.paid { background: #e8e8e8; color: #333; }
.tool-card-badge.recommended { background: #e0e0e0; color: #111; font-weight: 600; }
.tool-card-meta { display: flex; flex-wrap: wrap; gap: 6px; font-size: 11px; color: var(--gray-500); }
.tool-card-meta span { padding: 2px 7px; background: var(--gray-100); border-radius: 10px; }
.tool-card-desc { font-size: 13px; color: var(--gray-600); line-height: 1.5; }
.tool-card-req { font-size: 11px; color: var(--gray-400); line-height: 1.5; }
.tool-card-req strong { color: var(--gray-500); }
.tool-card-tags { display: flex; flex-wrap: wrap; gap: 5px; }
.tag {
    font-size: 11px; padding: 2px 8px; border-radius: 10px;
    background: var(--gray-100); color: var(--gray-600); font-weight: 500;
}
.tool-card-price { font-size: 14px; font-weight: 700; color: var(--black); margin-top: auto; }
.tool-card-actions { display: flex; gap: 6px; flex-wrap: wrap; }

/* ===== Buttons ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 4px;
    padding: 8px 16px; border-radius: var(--radius); font-size: 13px; font-weight: 500;
    cursor: pointer; white-space: nowrap; transition: background var(--transition);
    background: var(--white); color: var(--black); border: 1px solid var(--gray-300);
}
.btn:hover { background: var(--gray-100); }
.btn:active { background: var(--gray-200); }
.btn-primary { background: var(--green); color: #fff; border-color: var(--green); }
.btn-primary:hover { background: var(--green-dark); color: #fff; }
.btn-outline { background: var(--white); color: var(--black); border: 1px solid var(--gray-300); }
.btn-outline:hover { background: var(--gray-100); }
.btn-sm { padding: 5px 10px; font-size: 12px; }
.btn-lg { padding: 12px 24px; font-size: 15px; }
.btn-block { width: 100%; }

/* ===== Pricing Tabs ===== */
.pricing-tabs { display: flex; gap: 2px; background: var(--gray-100); border-radius: var(--radius); padding: 3px; margin-bottom: 16px; }
.pricing-tab {
    flex: 1; padding: 9px 12px; text-align: center; font-size: 13px; font-weight: 500;
    border-radius: calc(var(--radius) - 2px); cursor: pointer; color: var(--gray-500);
}
.pricing-tab:hover { background: var(--gray-200); }
.pricing-tab.active { background: var(--white); color: var(--green); font-weight: 600; border: 1px solid var(--green); }
.pricing-tab .price-num { font-size: 17px; font-weight: 700; display: block; }
.pricing-tab .price-period { font-size: 11px; color: var(--gray-400); }

/* ===== Stats ===== */
.stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 20px; }
.stat-card { background: var(--white); border-radius: var(--radius-lg); padding: 18px; text-align: center; border: 1px solid var(--gray-200); }
.stat-card-icon { font-size: 24px; margin-bottom: 6px; }
.stat-card-value { font-size: 26px; font-weight: 700; color: var(--green); }
.stat-card-label { font-size: 12px; color: var(--gray-500); margin-top: 2px; }

/* ===== Search & Filter ===== */
.search-filter-bar {
    background: var(--white); border-radius: var(--radius-lg); padding: 14px 18px;
    border: 1px solid var(--gray-200); margin-bottom: 16px;
    display: flex; gap: 10px; flex-wrap: wrap; align-items: center;
}
.search-input-wrap { flex: 1; min-width: 200px; position: relative; }
.search-input-wrap input {
    width: 100%; padding: 9px 14px 9px 38px;
    border: 1px solid var(--gray-300); border-radius: var(--radius);
    font-size: 14px; outline: none; background: var(--white);
}
.search-input-wrap input:focus { border-color: var(--gray-500); }
.search-icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--gray-400); pointer-events: none; }
.filter-tabs { display: flex; gap: 4px; flex-wrap: wrap; }
.filter-tab {
    padding: 7px 14px; border-radius: 16px; font-size: 12px; cursor: pointer;
    color: var(--gray-500); background: var(--gray-100); white-space: nowrap;
}
.filter-tab:hover { background: var(--gray-200); }
.filter-tab.active { background: var(--green); color: #fff; }

/* ===== Membership Cards ===== */
.membership-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 14px; }
.membership-card {
    background: var(--white); border-radius: var(--radius-lg); padding: 22px;
    border: 1px solid var(--gray-200); text-align: center;
}
.membership-card.featured { border-color: var(--green); border-width: 2px; position: relative; }
.membership-card.featured::before {
    content: '主推'; position: absolute; top: 10px; right: 10px;
    font-size: 10px; padding: 2px 7px; border-radius: 10px;
    background: var(--green); color: #fff;
}
.membership-level { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.membership-price { font-size: 30px; font-weight: 800; margin: 10px 0; }
.membership-price small { font-size: 13px; font-weight: 400; color: var(--gray-500); }
.membership-features { text-align: left; margin: 14px 0; font-size: 13px; }
.membership-features li { padding: 5px 0; color: var(--gray-600); border-bottom: 1px solid var(--gray-100); }

/* ===== Auth Code ===== */
.auth-code-form {
    max-width: 440px; margin: 0 auto; background: var(--white);
    border-radius: var(--radius-lg); padding: 30px; border: 1px solid var(--gray-200); text-align: center;
}
.auth-code-input {
    width: 100%; padding: 13px 14px; border: 2px solid var(--gray-300); border-radius: var(--radius);
    font-size: 15px; text-align: center; letter-spacing: 4px; font-weight: 600; outline: none;
}
.auth-code-input:focus { border-color: var(--gray-600); }

/* ===== Messages ===== */
.message-form-row { display: flex; gap: 10px; margin-bottom: 10px; }
.message-input { flex: 1; padding: 9px 12px; border: 1px solid var(--gray-300); border-radius: var(--radius); font-size: 14px; outline: none; }
.message-input:focus { border-color: var(--gray-500); }
.message-textarea {
    width: 100%; padding: 10px 12px; border: 1px solid var(--gray-300); border-radius: var(--radius);
    font-size: 14px; min-height: 90px; resize: vertical; outline: none; margin-bottom: 10px;
}
.message-textarea:focus { border-color: var(--gray-500); }
.message-list { margin-top: 20px; }
.message-item { background: var(--white); border-radius: var(--radius); padding: 14px; margin-bottom: 10px; border: 1px solid var(--gray-100); }
.message-item.pinned { border-left: 3px solid var(--green); background: var(--green-light); }
.message-item-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.message-item-author { font-weight: 600; font-size: 14px; }
.message-item-time { font-size: 11px; color: var(--gray-400); }
.message-item-content { font-size: 14px; line-height: 1.7; }
.message-item-reply { margin-top: 8px; padding: 9px 12px; background: var(--gray-100); border-radius: var(--radius); font-size: 13px; color: var(--gray-600); }

/* ===== Footer ===== */
.site-footer { background: var(--white); border-top: 1px solid var(--gray-200); padding: 28px 18px; margin-top: 36px; }
.footer-message-board { max-width: 760px; margin: 0 auto 28px; }
.footer-section-title { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.footer-section-desc { font-size: 13px; color: var(--gray-500); margin-bottom: 18px; line-height: 1.6; }
.footer-bottom { text-align: center; padding-top: 20px; border-top: 1px solid var(--gray-100); }
.footer-disclaimer { font-size: 11px; color: var(--gray-400); line-height: 1.8; margin-bottom: 10px; }
.footer-contact-info { font-size: 13px; color: var(--gray-500); margin-bottom: 6px; }
.footer-copyright { font-size: 11px; color: var(--gray-400); line-height: 1.8; margin-top: 6px; }

/* ===== Float CS ===== */
.float-cs-widget { position: fixed; bottom: 20px; right: 20px; z-index: 200; }
.float-cs-toggle {
    width: 50px; height: 50px; border-radius: 50%;
    background: var(--green); color: #fff;
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1px;
    border: none; box-shadow: 0 2px 12px rgba(7,193,96,0.35);
}
.float-cs-toggle:hover { background: var(--green-dark); }
.float-cs-label { font-size: 10px; }
.float-cs-panel {
    position: absolute; bottom: 60px; right: 0; width: 290px;
    background: var(--white); border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200); display: none; overflow: hidden;
}
.float-cs-panel.active { display: block; }
.float-cs-header { padding: 12px 14px; background: var(--green); color: #fff; font-weight: 600; font-size: 14px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--green-dark); }
.float-cs-close { font-size: 18px; color: rgba(255,255,255,0.8); }
.float-cs-close:hover { color: #fff; }
.float-cs-close { font-size: 18px; color: var(--gray-400); }
.float-cs-close:hover { color: var(--black); }
.float-cs-body { padding: 14px; }
.float-cs-item { display: flex; align-items: center; gap: 10px; padding: 9px 0; border-bottom: 1px solid var(--gray-100); }
.float-cs-item:last-child { border: none; }
.float-cs-icon { font-size: 20px; flex-shrink: 0; }
.float-cs-label-text { font-size: 11px; color: var(--gray-400); }
.float-cs-value { font-size: 13px; font-weight: 500; }
.float-cs-qrcode { text-align: center; padding: 10px; }
.qr-placeholder { width: 130px; height: 130px; margin: 0 auto; background: var(--gray-100); display: flex; align-items: center; justify-content: center; border-radius: var(--radius); color: var(--gray-400); font-size: 12px; }
.qr-tip { font-size: 11px; color: var(--gray-400); margin-top: 6px; }

/* ===== Modal ===== */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.4); z-index: 300; align-items: center; justify-content: center; padding: 18px; }
.modal-overlay.active { display: flex; }
.modal-container { background: var(--white); border-radius: var(--radius-lg); width: 100%; max-height: 85vh; display: flex; flex-direction: column; border: 1px solid var(--gray-200); }
.modal-lg { max-width: 680px; }
.modal-sm { max-width: 400px; }
.modal-header { padding: 14px 18px; border-bottom: 1px solid var(--gray-200); display: flex; justify-content: space-between; align-items: center; flex-shrink: 0; }
.modal-title { font-size: 16px; font-weight: 700; }
.modal-close { font-size: 22px; color: var(--gray-400); width: 30px; height: 30px; display: flex; align-items: center; justify-content: center; border-radius: var(--radius); }
.modal-close:hover { background: var(--gray-100); color: var(--black); }
.modal-body { padding: 18px; overflow-y: auto; flex: 1; }
.modal-footer { padding: 14px 18px; border-top: 1px solid var(--gray-200); display: flex; gap: 8px; justify-content: flex-end; flex-shrink: 0; }

/* ===== Toast ===== */
.toast-container { position: fixed; top: 16px; right: 16px; z-index: 400; display: flex; flex-direction: column; gap: 6px; }
.toast { padding: 10px 18px; border-radius: var(--radius); color: #fff; font-size: 13px; animation: toastIn 0.25s ease; max-width: 340px; background: var(--green); }
@keyframes toastIn { from { opacity: 0; transform: translateX(16px); } to { opacity: 1; transform: translateX(0); } }

/* ===== Home ===== */
.home-hero { text-align: center; padding: 36px 18px; background: var(--green-light); border-radius: var(--radius-lg); margin-bottom: 28px; border: 1px solid rgba(7,193,96,0.15); }
.home-hero h1 { font-size: 30px; font-weight: 800; margin-bottom: 8px; }
.home-hero .hero-subtitle { font-size: 15px; color: var(--gray-500); }
.home-hero .hero-company { font-size: 13px; color: var(--gray-600); margin-top: 4px; }
.home-highlight { background: var(--white); border-radius: var(--radius-lg); padding: 22px; margin-bottom: 20px; border: 1px solid var(--gray-200); }
.home-highlight h3 { font-size: 17px; margin-bottom: 10px; }

.feature-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; margin: 16px 0; }
.feature-item { padding: 14px; background: var(--gray-50); border-radius: var(--radius); font-size: 13px; border: 1px solid var(--gray-100); }

/* ===== Course ===== */
.course-info-card { background: var(--white); border-radius: var(--radius-lg); padding: 22px; margin-bottom: 18px; border: 1px solid var(--gray-200); }
.course-info-card h3 { font-size: 17px; margin-bottom: 10px; }
.course-info-card ul { margin: 10px 0; }
.course-info-card li { padding: 5px 0; font-size: 14px; color: var(--gray-600); }
.address-card { background: var(--green-light); border-radius: var(--radius-lg); padding: 18px 22px; margin: 14px 0; border-left: 3px solid var(--green); }
.address-card strong { display: block; margin-bottom: 2px; }

/* ===== Tutorial ===== */
.tutorial-card { background: var(--white); border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--gray-200); }
.tutorial-card:hover { border-color: var(--gray-300); }
.tutorial-cover { height: 160px; background: linear-gradient(135deg, #07C160, #06AD56); display: flex; align-items: center; justify-content: center; font-size: 36px; color: rgba(255,255,255,0.7); }
.tutorial-card-body { padding: 14px; }
.tutorial-card-title { font-size: 14px; font-weight: 600; margin-bottom: 6px; line-height: 1.4; }
.tutorial-card-desc { font-size: 12px; color: var(--gray-500); line-height: 1.5; margin-bottom: 10px; }
.tutorial-card-price { font-size: 17px; font-weight: 700; }
.tutorial-card-actions { display: flex; gap: 6px; margin-top: 10px; }

/* ===== Ebook ===== */
.ebook-reader { max-width: 760px; margin: 0 auto; background: var(--white); border-radius: var(--radius-lg); padding: 36px; border: 1px solid var(--gray-200); user-select: none; -webkit-user-select: none; }
.ebook-reader h1 { font-size: 22px; margin-bottom: 20px; text-align: center; }
.ebook-reader .content-chunk { margin-bottom: 18px; font-size: 15px; line-height: 2; }

/* ===== Highlight ===== */
.highlight-box { background: var(--green-light); border: 1px solid rgba(7,193,96,0.2); border-radius: var(--radius-lg); padding: 18px 22px; margin: 18px 0; }
.highlight-box h4 { font-size: 15px; margin-bottom: 6px; }
.highlight-box p { font-size: 13px; color: var(--gray-600); line-height: 1.6; }

/* ===== Utility ===== */
.text-center { text-align: center; }
.text-muted { color: var(--gray-500); }
.mt-1 { margin-top: 6px; } .mt-2 { margin-top: 14px; } .mt-3 { margin-top: 22px; } .mt-4 { margin-top: 28px; }
.mb-1 { margin-bottom: 6px; } .mb-2 { margin-bottom: 14px; } .mb-3 { margin-bottom: 22px; }
.hidden { display: none !important; }
.w-full { width: 100%; }

/* ===== Loading ===== */
.loading { text-align: center; padding: 36px; color: var(--gray-400); }
.loading-spinner { width: 32px; height: 32px; border: 3px solid var(--gray-200); border-top-color: var(--green); border-radius: 50%; animation: spin 0.8s linear infinite; margin: 0 auto 10px; }
@keyframes spin { to { transform: rotate(360deg); } }
.empty-state { text-align: center; padding: 50px 18px; color: var(--gray-400); }
.empty-state-icon { font-size: 44px; margin-bottom: 10px; }
.empty-state-text { font-size: 14px; }

/* ===== Visitor Bar ===== */
.visitor-bar {
    display: none; /* JS will set to flex after loading data */
    justify-content: center; align-items: center; gap: 32px;
    padding: 16px 20px;
    margin-top: 16px;
    background: linear-gradient(135deg, var(--green-light) 0%, #f0fdf6 100%);
    border: 1px solid rgba(7,193,96,0.15);
    border-radius: var(--radius-lg);
    font-size: 13px; color: var(--gray-600);
    box-shadow: var(--shadow);
}
.visitor-bar .vb-item {
    display: flex; align-items: center; gap: 8px;
}
.visitor-bar .vb-icon {
    font-size: 20px; line-height: 1;
}
.visitor-bar .vb-label {
    color: var(--gray-500); font-size: 12px;
}
.visitor-bar strong {
    color: var(--green); font-size: 18px; font-weight: 700;
    font-variant-numeric: tabular-nums;
}
.visitor-bar .vb-divider {
    width: 1px; height: 28px; background: rgba(7,193,96,0.2);
}