/* ==================== 有趣的天津 - Style System ==================== */

/* CSS Variables */
:root {
    --color-bg: #0f1419;
    --color-bg-secondary: #1a2332;
    --color-bg-tertiary: #243447;
    --color-surface: rgba(26, 35, 50, 0.95);
    --color-surface-hover: rgba(36, 52, 71, 0.95);
    
    --color-caravan: #ff6b6b;
    --color-skateboard: #4ecdc4;
    --color-paddle: #95e1d3;
    --color-kids: #dda0dd;
    --color-camping: #f4a460;
    --color-motorcycle: #ffd700;
    --color-rafting: #00ced1;
    --color-cycling: #ff69b4;
    --color-hiking: #9370db;
    
    --color-primary: #ff6b6b;
    --color-primary-light: #ff8787;
    --color-accent: #4ecdc4;
    --color-accent-light: #7ee0d9;
    --color-gold: #ffd700;
    --color-gold-dark: #d4af37;
    
    --color-text: #e8edf3;
    --color-text-secondary: #8899a6;
    --color-text-muted: #657786;
    
    --gradient-primary: linear-gradient(135deg, #ff6b6b 0%, #ee5a6f 100%);
    --gradient-accent: linear-gradient(135deg, #4ecdc4 0%, #44a08d 100%);
    --gradient-gold: linear-gradient(135deg, #ffd700 0%, #d4af37 100%);
    --gradient-surface: linear-gradient(180deg, rgba(26, 35, 50, 0.98) 0%, rgba(15, 20, 25, 0.98) 100%);
    
    --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 24px;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
}

/* Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--color-accent); text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

/* Loading Screen */
#loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-bg);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease;
}

#loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader-content { text-align: center; }
.loader-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 3rem;
}
.loader-title { font-size: 2rem; margin-bottom: var(--spacing-xs); }
.loader-subtitle { font-size: 0.9rem; color: var(--color-text-secondary); margin-bottom: var(--spacing-xl); }
.loader-bar {
    width: 200px;
    height: 3px;
    background: var(--color-bg-tertiary);
    border-radius: 2px;
    margin: 0 auto;
    overflow: hidden;
}
.loader-progress {
    width: 0%;
    height: 100%;
    background: var(--gradient-primary);
    animation: loading 1.5s ease-in-out forwards;
}

/* Header */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: var(--gradient-surface);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    z-index: 1000;
}
.header-content {
    max-width: 100%;
    height: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: var(--spacing-sm); }
.logo-icon { font-size: 1.5rem; }
.logo-text { font-size: 1.25rem; font-weight: 600; }
.nav-actions { display: flex; align-items: center; gap: var(--spacing-md); }

/* User Menu */
.user-menu { display: flex; align-items: center; gap: var(--spacing-sm); }
.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
}
.user-name { font-weight: 500; }
.admin-badge {
    font-size: 0.65rem;
    padding: 1px 4px;
    background: var(--color-gold);
    color: var(--color-bg);
    border-radius: 3px;
    font-weight: 600;
}
.btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: 0.85rem;
    font-weight: 500;
    border: none;
    transition: all var(--transition-fast);
}
.btn-primary { background: var(--gradient-primary); color: white; }
.btn-primary:hover { opacity: 0.9; transform: translateY(-1px); }

/* Main Content */
.main-content {
    display: flex;
    height: 100vh;
    padding-top: 64px;
    overflow: hidden;
}

/* Map */
.map-container {
    flex: 1;
    height: 100%;
    position: relative;
    background: var(--color-bg);
}

/* Leaflet */
.leaflet-container { 
    background: #0a0a0f !important; 
    font-family: var(--font-body);
    z-index: 1 !important;
}
.leaflet-popup-content-wrapper { background: var(--color-surface); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.leaflet-popup-tip { background: var(--color-surface); }
.leaflet-popup-content { margin: var(--spacing-md); color: var(--color-text); }
.leaflet-control-zoom { border: none !important; box-shadow: var(--shadow-md) !important; }
.leaflet-control-zoom a { background: var(--color-surface) !important; color: var(--color-text) !important; border: none !important; }
.leaflet-control-zoom a:hover { background: var(--color-surface-hover) !important; }
.leaflet-control-attribution { background: rgba(15,20,25,0.8) !important; color: var(--color-text-muted) !important; font-size: 10px !important; }
.leaflet-control-attribution a { color: var(--color-accent) !important; }

/* Mobile Panel (Desktop Sidebar) */
.mobile-panel {
    width: 320px;
    height: 100%;
    position: relative;
    background: var(--gradient-surface);
    border-left: 1px solid rgba(255,255,255,0.05);
    overflow: hidden;
    flex-shrink: 0;
}

/* Panels - Absolute stacking for desktop */
#auth-panel, #points-panel, #admin-panel {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    overflow-y: auto;
    background: var(--gradient-surface);
}
#auth-panel { z-index: 10; }
#points-panel { z-index: 5; }
#admin-panel { z-index: 5; }
.hidden { display: none !important; }

/* Auth Panel */
.auth-panel { padding: var(--spacing-md); }
.auth-tabs { display: flex; gap: var(--spacing-xs); margin-bottom: var(--spacing-md); }
.auth-tab {
    flex: 1;
    padding: 6px;
    background: transparent;
    border: none;
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    border-radius: var(--radius-sm);
}
.auth-tab:hover { background: var(--color-bg-tertiary); }
.auth-tab.active { background: var(--color-primary); color: white; }
.auth-form { display: none; }
.auth-form.active { display: block; animation: fadeIn 0.3s ease; }

/* Form */
.form-group { margin-bottom: var(--spacing-sm); }
.form-group label { display: block; font-size: 0.75rem; font-weight: 500; color: var(--color-text-secondary); margin-bottom: 2px; }
.form-group input, .form-group select {
    width: 100%;
    padding: 8px 12px;
    background: var(--color-bg-tertiary);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    font-size: 0.85rem;
}
.form-group input:focus, .form-group select:focus { outline: none; border-color: var(--color-primary); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-sm); }
.btn-full { width: 100%; }

/* Points Panel */
.panel-header { padding: var(--spacing-sm) var(--spacing-md); border-bottom: 1px solid rgba(255,255,255,0.05); background: var(--color-bg-secondary); }
.panel-title { font-size: 0.95rem; display: flex; align-items: center; gap: var(--spacing-xs); }
.title-icon { font-size: 1rem; }
.filter-tags { display: flex; flex-wrap: wrap; gap: 4px; margin-top: var(--spacing-xs); }
.filter-tag {
    padding: 3px 6px;
    font-size: 0.65rem;
    font-weight: 500;
    background: var(--color-bg-tertiary);
    color: var(--color-text-secondary);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
}
.filter-tag:hover { background: var(--color-surface-hover); color: var(--color-text); }
.filter-tag.active { background: var(--color-primary); color: white; }
.points-list { padding: var(--spacing-sm); }

/* Point Card */
.point-card {
    background: var(--color-bg-secondary);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
    border: 1px solid rgba(255,255,255,0.03);
    cursor: pointer;
    transition: all var(--transition-fast);
}
.point-card:hover { background: var(--color-surface-hover); transform: translateX(2px); }
.point-card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 2px; gap: 8px; }
.point-name { font-size: 0.85rem; font-weight: 600; flex: 1; }
.point-tags { display: flex; flex-wrap: wrap; gap: 4px; }
.point-type-badge { font-size: 0.6rem; padding: 1px 5px; border-radius: 3px; font-weight: 500; white-space: nowrap; }
.point-notes { font-size: 0.75rem; color: var(--color-text-secondary); margin-bottom: 4px; padding: 4px 8px; background: var(--color-bg-tertiary); border-radius: 4px; }
.point-card-footer { display: flex; flex-wrap: wrap; gap: 4px; font-size: 0.7rem; color: var(--color-text-secondary); }

/* Admin Panel */
/* 已移除管理员功能 */

/* Favorites Panel */
.favorites-panel {
    padding: 0;
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: hidden;
}

.favorites-panel.hidden {
    display: none;
}

.favorites-list {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-sm);
}

.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--color-text-muted);
}

/* Modal */
.modal {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}
.modal.active { opacity: 1; visibility: visible; }
.modal-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.7); }
.modal-content {
    position: relative;
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    background: var(--gradient-surface);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255,255,255,0.05);
    overflow: hidden;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}
.modal.active .modal-content { transform: scale(1); }
.modal-close {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    width: 28px;
    height: 28px;
    background: var(--color-bg-tertiary);
    border: none;
    border-radius: 50%;
    color: var(--color-text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    z-index: 10;
}
#modal-body { padding: var(--spacing-lg); max-height: 70vh; overflow-y: auto; }

/* Toast */
.toast-container { position: fixed; bottom: var(--spacing-xl); right: var(--spacing-xl); z-index: 3000; }
.toast {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 200px;
    animation: slideInRight 0.4s ease;
}
.toast.success { border-left: 3px solid var(--color-accent); }
.toast.error { border-left: 3px solid var(--color-primary); }
.toast-close { background: transparent; border: none; color: var(--color-text-muted); cursor: pointer; font-size: 1.25rem; }

/* Animations */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideInRight { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.05); } }
@keyframes loading { 0% { width: 0%; } 50% { width: 70%; } 100% { width: 100%; } }

/* Type Colors */
.type-房车 { background: #ff6b6b; color: white; }
.type-滑板 { background: #4ecdc4; color: white; }
.type-浆板 { background: #95e1d3; color: #0f1419; }
.type-溜娃 { background: #dda0dd; color: white; }
.type-露营 { background: #f4a460; color: white; }
.type-摩托车 { background: #ffd700; color: #0f1419; }
.type-漂流 { background: #00ced1; color: white; }
.type-骑行 { background: #ff69b4; color: white; }
.type-徒步 { background: #9370db; color: white; }
.type-赏花 { background: #ff69b4; color: white; }
.point-card[data-type="房车"] { border-left: 3px solid #ff6b6b; }
.point-card[data-type="滑板"] { border-left: 3px solid #4ecdc4; }
.point-card[data-type="浆板"] { border-left: 3px solid #95e1d3; }
.point-card[data-type="溜娃"] { border-left: 3px solid #dda0dd; }
.point-card[data-type="露营"] { border-left: 3px solid #f4a460; }
.point-card[data-type="摩托车"] { border-left: 3px solid #ffd700; }
.point-card[data-type="漂流"] { border-left: 3px solid #00ced1; }
.point-card[data-type="骑行"] { border-left: 3px solid #ff69b4; }
.point-card[data-type="徒步"] { border-left: 3px solid #9370db; }
.point-card[data-type="赏花"] { border-left: 3px solid #ff69b4; }

/* ==================== Mobile Responsive ==================== */
@media (max-width: 768px) {
    .main-header { height: 50px; }
    .main-content { padding-top: 50px; flex-direction: column; }
    
    .map-container {
        width: 100% !important;
        height: calc(100vh - 50px - 40vh) !important;
        z-index: 1;
    }
    
    .mobile-panel {
        display: flex;
        flex-direction: column;
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        height: 40vh;
        z-index: 1000;
        border-left: none;
        border-top: 1px solid rgba(255,255,255,0.1);
        border-radius: 12px 12px 0 0;
    }
    
    #auth-panel, #points-panel, #admin-panel {
        position: relative;
        height: auto;
        z-index: 10;
    }
    
    .mobile-panel-handle {
        display: block;
        width: 30px;
        height: 3px;
        background: rgba(255,255,255,0.3);
        border-radius: 2px;
        margin: 6px auto;
    }
    
    .auth-panel { padding: 8px 12px 16px; }
    .auth-tab { padding: 5px; font-size: 0.8rem; }
    .form-group { margin-bottom: 6px; }
    .form-group input, .form-group select { padding: 6px 10px; font-size: 0.85rem; }
    .panel-header { padding: 6px 10px; }
    .panel-title { font-size: 0.85rem; }
    .filter-tag { padding: 2px 5px; font-size: 0.6rem; }
    .points-list { padding: 6px; }
    .point-card { padding: 6px; }
    .point-name { font-size: 0.8rem; }
    
    .modal-content { width: 95%; max-height: 85vh; }
    .toast-container { left: var(--spacing-md); right: var(--spacing-md); bottom: var(--spacing-md); }
    .toast { min-width: auto; }
}

@media (max-width: 480px) {
    .modal-content { width: 100%; height: 100%; max-height: 100vh; border-radius: 0; }
    .modal { align-items: flex-start; }
    #modal-body { max-height: calc(100vh - 60px); padding: var(--spacing-lg); padding-top: 50px; }
    .form-row { grid-template-columns: 1fr; }
}