/* ============================================
   FitJourney - 健身APP品牌样式表
   移动端优先 | 最大宽度450px | 底部导航栏
   ============================================ */

/* CSS Variables */
:root {
    --primary: #FF6B35;
    --primary-light: #FF8C5A;
    --primary-dark: #E55A2B;
    --secondary: #2D3436;
    --accent: #00B894;
    --accent-light: #34d399;
    --purple: #6366f1;
    --danger: #e74c3c;
    --bg: #F8F9FA;
    --card-bg: #FFFFFF;
    --text-primary: #2D3436;
    --text-secondary: #636e72;
    --text-light: #b2bec3;
    --border: #e5e5e5;
    --shadow: 0 2px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --radius: 16px;
    --radius-sm: 12px;
    --radius-xs: 8px;
    --nav-height: 64px;
    --header-height: 56px;
    --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* App Container - 模拟手机屏幕 */
.app-container {
    max-width: 450px;
    margin: 0 auto;
    min-height: 100vh;
    background: var(--bg);
    position: relative;
    padding-bottom: calc(var(--nav-height) + var(--safe-bottom));
}

/* Header */
.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    padding: 0 16px;
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 32px;
    height: 32px;
}

.logo-text {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

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

.notification-btn, .search-btn, .share-btn, .back-btn {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s;
    min-width: 44px;
    min-height: 44px;
}

.notification-btn:active, .search-btn:active, .share-btn:active {
    transform: scale(0.95);
    background: var(--border);
}

.back-btn {
    margin-left: -8px;
}

/* Main Content */
.app-main {
    padding: 0 0 16px;
}

/* Hero Section */
.hero-section {
    padding: 24px 16px 32px;
    background: linear-gradient(180deg, var(--card-bg) 0%, var(--bg) 100%);
}

.about-hero, .contact-hero {
    text-align: center;
    padding: 32px 16px;
}

.hero-content {
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 4px 16px;
    background: var(--primary);
    color: white;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 16px;
}

.hero-title {
    font-size: 32px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.hero-title .highlight {
    color: var(--primary);
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* Daily Stats */
.daily-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    padding: 16px 12px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.stat-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-info {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 12px;
    color: var(--text-light);
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    min-height: 48px;
    min-width: 48px;
    text-decoration: none;
}

.btn-primary:active {
    transform: scale(0.97);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.4);
}

.hero-btn {
    width: 100%;
    max-width: 280px;
}

/* Section */
.section {
    padding: 0 16px 24px;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.section-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.see-all {
    font-size: 14px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    background: none;
    border: none;
    cursor: pointer;
    min-height: 44px;
    display: flex;
    align-items: center;
}

/* Workout Cards */
.workout-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.workout-card {
    display: flex;
    align-items: center;
    gap: 16px;
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    padding: 16px;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.2s;
}

.workout-card:active {
    transform: scale(0.98);
}

.workout-img {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.workout-info {
    flex: 1;
}

.workout-info h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.workout-info p {
    font-size: 13px;
    color: var(--text-secondary);
}

.workout-cal {
    font-size: 12px;
    color: var(--primary);
    font-weight: 500;
}

.btn-start {
    width: 44px;
    height: 44px;
    border: none;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    flex-shrink: 0;
    transition: all 0.2s;
}

.btn-start:active {
    transform: scale(0.9);
}

/* Category Grid */
.category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.category-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-primary);
    padding: 16px 8px;
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    transition: all 0.2s;
}

.category-card:active {
    transform: scale(0.95);
}

.category-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.category-card span {
    font-size: 12px;
    font-weight: 500;
    text-align: center;
}

/* Chart */
.chart-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 20px 16px;
    box-shadow: var(--shadow);
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 140px;
    margin-bottom: 8px;
}

.chart-bar-wrapper {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    height: 100%;
}

.chart-bar {
    width: 100%;
    max-width: 32px;
    border-radius: 8px 8px 0 0;
    position: relative;
    transition: height 0.5s ease;
    min-height: 4px;
}

.bar-value {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    white-space: nowrap;
}

.chart-labels {
    display: flex;
    justify-content: space-around;
    gap: 8px;
}

.chart-label {
    flex: 1;
    text-align: center;
    font-size: 12px;
    color: var(--text-light);
    font-weight: 500;
}

/* CTA Section */
.cta-section {
    padding: 0 16px 24px;
}

.cta-card {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    color: white;
}

.cta-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
}

.cta-card p {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 20px;
}

.cta-card .btn-primary {
    background: white;
    color: var(--primary);
}

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    max-width: 450px;
    margin: 0 auto;
    height: calc(var(--nav-height) + var(--safe-bottom));
    padding-bottom: var(--safe-bottom);
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 200;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    text-decoration: none;
    color: var(--text-light);
    font-size: 10px;
    font-weight: 500;
    padding: 6px 12px;
    transition: all 0.2s;
    min-width: 44px;
    min-height: 44px;
    justify-content: center;
}

.nav-item.active {
    color: var(--primary);
}

.nav-item svg {
    width: 24px;
    height: 24px;
}

.nav-item span {
    font-size: 10px;
}

/* About Page */
.about-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 24px;
    margin-bottom: 16px;
    box-shadow: var(--shadow);
}

.about-card h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.about-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 12px;
}

/* Mission Grid */
.mission-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.mission-item {
    text-align: center;
    padding: 16px 8px;
}

.mission-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
}

.mission-item h3 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
}

.mission-item p {
    font-size: 12px;
    margin-bottom: 0;
}

/* Timeline */
.timeline {
    position: relative;
    padding-left: 24px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 8px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.timeline-item {
    position: relative;
    padding-bottom: 24px;
}

.timeline-dot {
    position: absolute;
    left: -18px;
    top: 4px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid var(--card-bg);
}

.timeline-content {
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    padding: 16px;
    box-shadow: var(--shadow);
}

.timeline-date {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 4px;
}

.timeline-content h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.timeline-content p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* Team Grid */
.team-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.team-card {
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    padding: 20px 16px;
    text-align: center;
    box-shadow: var(--shadow);
}

.team-avatar {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
    color: white;
    font-size: 24px;
    font-weight: 700;
}

.team-card h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.team-role {
    font-size: 12px;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 8px;
}

.team-card p {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* Stats Card */
.stats-card {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    margin-bottom: 16px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.stat-desc {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Contact Page */
.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.contact-info-card {
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    padding: 20px 12px;
    text-align: center;
    box-shadow: var(--shadow);
}

.contact-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
}

.contact-info-card h3 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 6px;
}

.contact-info-card p {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.contact-info-card span {
    font-size: 11px;
    color: var(--text-light);
}

/* Contact Form */
.contact-form-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    margin-bottom: 24px;
}

.contact-form-card h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius-xs);
    font-size: 14px;
    font-family: inherit;
    background: var(--bg);
    transition: border-color 0.2s;
    min-height: 44px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-submit {
    width: 100%;
}

.form-success {
    text-align: center;
    padding: 32px 16px;
}

.form-success svg {
    margin-bottom: 16px;
}

.form-success h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 8px;
}

/* Social Section */
.social-section {
    margin-bottom: 24px;
}

.social-section h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
}

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

.social-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 8px;
    border-radius: var(--radius-sm);
    color: white;
    text-decoration: none;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s;
    min-height: 44px;
}

.social-btn:active {
    transform: scale(0.95);
}

/* Map Section */
.map-section {
    margin-bottom: 24px;
}

.map-section h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
}

.map-container {
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

/* Profile Page */
.profile-hero {
    text-align: center;
    padding: 32px 16px;
    background: linear-gradient(180deg, var(--card-bg) 0%, var(--bg) 100%);
}

.profile-avatar {
    margin-bottom: 16px;
}

.avatar-img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: white;
    font-size: 32px;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.profile-name {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 4px;
}

.profile-level {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.profile-badges {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.badge {
    padding: 4px 12px;
    background: var(--bg);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Body Data */
.body-data-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.body-data-card {
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    padding: 16px 8px;
    text-align: center;
    box-shadow: var(--shadow);
}

.data-label {
    display: block;
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 4px;
}

.data-value {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

/* History List */
.history-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}

.history-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    box-shadow: var(--shadow);
}

.history-date {
    font-size: 12px;
    color: var(--text-light);
    min-width: 56px;
}

.history-detail {
    flex: 1;
}

.history-detail h4 {
    font-size: 14px;
    font-weight: 600;
}

.history-detail p {
    font-size: 12px;
    color: var(--text-secondary);
}

.history-status {
    font-size: 11px;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: 20px;
}

.history-status.completed {
    background: #00B89420;
    color: var(--accent);
}

/* Quick Actions */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 16px;
    background: var(--card-bg);
    border: none;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.2s;
    min-height: 44px;
}

.action-btn:active {
    transform: scale(0.95);
}

.action-btn span {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Logout */
.logout-section {
    padding-bottom: 24px;
}

.btn-logout {
    width: 100%;
    padding: 14px;
    background: none;
    border: 2px solid var(--danger);
    border-radius: 50px;
    color: var(--danger);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    min-height: 48px;
}

.btn-logout:active {
    background: var(--danger);
    color: white;
}

/* Workouts Page */
.category-tabs {
    display: flex;
    gap: 8px;
    padding: 12px 16px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab {
    padding: 8px 20px;
    border: none;
    background: var(--bg);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.2s;
    min-height: 36px;
}

.tab.active {
    background: var(--primary);
    color: white;
}

.tab:active {
    transform: scale(0.95);
}

.search-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--card-bg);
}

.search-bar input {
    flex: 1;
    padding: 10px 16px;
    border: 2px solid var(--border);
    border-radius: 50px;
    font-size: 14px;
    background: var(--bg);
    min-height: 44px;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--primary);
}

.btn-close {
    padding: 8px 16px;
    border: none;
    background: none;
    color: var(--primary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    min-height: 44px;
}

.workout-grid-full {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.workout-card-full {
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.2s;
}

.workout-card-full:active {
    transform: scale(0.98);
}

.workout-card-header {
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.workout-thumb {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.workout-meta {
    display: flex;
    gap: 8px;
}

.difficulty {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 500;
}

.difficulty.初级 { background: #00B89420; color: #00B894; }
.difficulty.中级 { background: #FF6B3520; color: #FF6B35; }
.difficulty.高级 { background: #e74c3c20; color: #e74c3c; }

.duration {
    font-size: 12px;
    color: var(--text-secondary);
    align-self: center;
}

.workout-card-body {
    padding: 0 20px 16px;
}

.workout-card-body h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 6px;
}

.workout-card-body p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}

.workout-footer {
    display: flex;
    justify-content: space-between;
    font-size: 13px;
}

.calories {
    color: var(--primary);
    font-weight: 500;
}

.exercises {
    color: var(--text-light);
}

.btn-start-workout {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    border: none;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
    min-height: 48px;
}

.btn-start-workout:active {
    background: var(--primary-dark);
}

/* Workout Detail */
.detail-hero {
    padding: 32px 20px;
    text-align: center;
    margin-bottom: 16px;
}

.detail-thumb {
    margin-bottom: 16px;
}

.detail-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 16px;
}

.detail-meta {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.meta-item {
    font-size: 13px;
    color: var(--text-secondary);
}

.detail-section {
    padding: 0 16px 24px;
}

.detail-section h2 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.detail-section p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Exercise List */
.exercise-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.exercise-item {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    box-shadow: var(--shadow);
}

.exercise-num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 600;
    flex-shrink: 0;
}

.exercise-info {
    flex: 1;
}

.exercise-info h4 {
    font-size: 14px;
    font-weight: 500;
}

.exercise-info p {
    font-size: 12px;
    color: var(--text-light);
    margin-bottom: 0;
}

.exercise-time {
    font-size: 12px;
    font-weight: 500;
    color: var(--primary);
}

/* Tips List */
.tips-list {
    list-style: none;
    padding: 0;
}

.tips-list li {
    padding: 8px 0;
    padding-left: 20px;
    position: relative;
    font-size: 14px;
    color: var(--text-secondary);
}

.tips-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

.start-btn {
    margin: 0 16px 24px;
    width: calc(100% - 32px);
    padding: 16px;
    font-size: 18px;
}

/* Admin Page */
.admin-container {
    padding: 0 16px;
}

.admin-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 16px;
}

.admin-title {
    font-size: 20px;
    font-weight: 700;
}

.admin-login {
    padding: 40px 24px;
    text-align: center;
}

.admin-login h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.admin-login p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 320px;
    margin: 0 auto;
}

.login-form input {
    padding: 14px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius-xs);
    font-size: 16px;
    min-height: 48px;
}

.login-form input:focus {
    outline: none;
    border-color: var(--primary);
}

.login-btn {
    padding: 14px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-xs);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    min-height: 48px;
}

.login-btn:active {
    opacity: 0.9;
}

/* Admin Dashboard */
.admin-dashboard {
    padding-bottom: 24px;
}

.admin-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.admin-stat-card {
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    padding: 16px;
    text-align: center;
    box-shadow: var(--shadow);
}

.admin-stat-number {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.admin-stat-label {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Admin Table */
.admin-section {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 16px;
    box-shadow: var(--shadow);
    margin-bottom: 16px;
}

.admin-section h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: 10px 8px;
    text-align: left;
    font-size: 13px;
    border-bottom: 1px solid var(--border);
}

.admin-table th {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 12px;
}

.admin-table tr:last-child td {
    border-bottom: none;
}

.admin-actions {
    display: flex;
    gap: 6px;
}

.admin-btn {
    padding: 6px 12px;
    border: none;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    min-height: 32px;
}

.admin-btn.edit {
    background: #6366f120;
    color: #6366f1;
}

.admin-btn.delete {
    background: #e74c3c20;
    color: #e74c3c;
}

.admin-btn.add {
    background: var(--primary);
    color: white;
    padding: 8px 16px;
    font-size: 13px;
}

.admin-btn:active {
    opacity: 0.8;
}

/* Admin Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 24px;
}

.modal-content {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 24px;
    max-width: 400px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
}

.modal-content h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
}

.modal-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.modal-actions .btn-primary {
    flex: 1;
}

.modal-actions .btn-cancel {
    flex: 1;
    padding: 14px;
    background: var(--bg);
    color: var(--text-secondary);
    border: none;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    min-height: 48px;
}

/* Config Form */
.config-form .form-group {
    margin-bottom: 12px;
}

.config-form label {
    display: block;
    font-size: 13px;
    margin-bottom: 4px;
    color: var(--text-secondary);
}

.config-form input,
.config-form textarea {
    width: 100%;
    padding: 10px 12px;
    border: 2px solid var(--border);
    border-radius: var(--radius-xs);
    font-size: 14px;
    min-height: 44px;
}

/* Toast */
.toast {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--secondary);
    color: white;
    padding: 12px 24px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    z-index: 2000;
    animation: slideDown 0.3s ease;
    max-width: 90%;
    text-align: center;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

/* Responsive */
@media (min-width: 768px) {
    .app-container {
        max-width: 450px;
        box-shadow: 0 0 40px rgba(0,0,0,0.1);
    }
    
    body {
        background: #e8e8e8;
        display: flex;
        justify-content: center;
        min-height: 100vh;
    }
}

@media (max-width: 374px) {
    .hero-title {
        font-size: 28px;
    }
    
    .daily-stats {
        gap: 8px;
    }
    
    .category-grid {
        gap: 8px;
    }
    
    .contact-info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .team-grid {
        gap: 8px;
    }
    
    .mission-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .social-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .body-data-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}