/* WorldHistory - Global Styles */

:root {
    --bg-primary: #fafafa;
    --bg-secondary: #ffffff;
    --text-primary: #1a1a2e;
    --text-secondary: #555;
    --text-muted: #999;
    --border-color: #e0e0e0;
    --accent: #4a6fa5;
    --accent-hover: #3a5f95;
    --danger: #d44;
    --success: #4a9;
    --panel-width: 600px;
    --timeline-height: 80px;
    --topbar-height: 48px;
    --ad-width: 250px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
    --radius: 8px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

/* ===== TOP BAR ===== */
#top-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--topbar-height);
    background: #ffffff;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 1000;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-icon {
    color: var(--accent);
    flex-shrink: 0;
}

.logo-text {
    font-size: 15px;
    font-weight: 800;
    letter-spacing: -0.3px;
    color: var(--text-primary);
}

.logo-accent {
    color: var(--accent);
    font-weight: 600;
}

.top-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    padding-left: 16px;
    border-left: 1px solid var(--border-color);
}

.nav-link {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    padding: 4px 8px;
    border-radius: 6px;
    transition: all 0.15s ease;
}

.nav-link:hover {
    color: var(--accent);
    background: rgba(74, 111, 165, 0.06);
}

.btn-account {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 12px;
    text-decoration: underline;
    margin-left: 4px;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.toggle-borders {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: var(--text-muted);
    cursor: pointer;
    user-select: none;
    padding: 4px 10px;
    border-radius: 6px;
    transition: all 0.15s ease;
}

.toggle-borders:hover {
    background: rgba(0, 0, 0, 0.03);
    color: var(--text-secondary);
}

.toggle-borders input {
    cursor: pointer;
    accent-color: var(--accent);
}

.btn-donate {
    background: none;
    border: 1px solid rgba(199, 94, 94, 0.3);
    color: #c75e5e;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
}

.btn-donate:hover {
    background: #c75e5e;
    border-color: #c75e5e;
    color: white;
}

.btn-auth {
    background: var(--accent);
    color: white;
    border: none;
    padding: 5px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    letter-spacing: 0.2px;
}

.btn-auth:hover {
    background: var(--accent-hover);
    box-shadow: 0 2px 8px rgba(74, 111, 165, 0.3);
}

/* Logged in state */
.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-secondary);
}

.user-info .username {
    font-weight: 600;
    color: var(--text-primary);
}

.btn-logout {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 11px;
    text-decoration: underline;
}

/* ===== MAP CONTROLS ===== */
#map-controls {
    position: fixed;
    top: calc(var(--topbar-height) + 12px);
    right: 12px;
    z-index: 700;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 10px;
    padding: 10px 12px;
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 120px;
}

.control-section {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.control-label {
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    margin-bottom: 2px;
}

.control-divider {
    height: 1px;
    background: var(--border-color);
    margin: 4px 0;
}

.granularity-btn {
    display: block;
    width: 100%;
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 600;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: #f5f5f5;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: left;
}

.granularity-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.granularity-btn.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.legend-items {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 10px;
    color: var(--text-secondary);
}

.legend-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ===== AD SPACE ===== */
#ad-space {
    position: fixed;
    top: var(--topbar-height);
    left: 0;
    width: var(--ad-width);
    bottom: var(--timeline-height);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    z-index: 500;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 16px 12px;
}

.ad-placeholder {
    width: 220px;
    flex: 1;
    max-height: 45%;
    border: 2px dashed var(--border-color);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 12px;
}

/* ===== MAP ===== */
#map {
    position: fixed;
    top: var(--topbar-height);
    left: var(--ad-width);
    right: 0;
    bottom: var(--timeline-height);
    z-index: 100;
}

/* Hide Leaflet attribution clutter */
.leaflet-control-attribution {
    font-size: 10px;
    opacity: 0.7;
}

/* ===== YEAR DISPLAY ===== */
#year-display {
    position: fixed;
    bottom: calc(var(--timeline-height) + 12px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 6px 20px;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    z-index: 600;
    box-shadow: var(--shadow-md);
    pointer-events: none;
    transition: opacity var(--transition);
    letter-spacing: -0.5px;
}

/* ===== TIMELINE ===== */
#timeline-container {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--timeline-height);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    z-index: 800;
    cursor: pointer;
}

#timeline-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* ===== SIDE PANEL ===== */
#side-panel {
    position: fixed;
    top: var(--topbar-height);
    right: 0;
    width: var(--panel-width);
    bottom: var(--timeline-height);
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    z-index: 900;
    transform: translateX(100%);
    transition: transform var(--transition);
    overflow-y: auto;
    overflow-x: hidden;
}

#side-panel.panel-open {
    transform: translateX(0);
}

.panel-close-btn {
    position: sticky;
    top: 0;
    float: right;
    background: var(--bg-secondary);
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-muted);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    border-radius: 50%;
    transition: all var(--transition);
}

.panel-close-btn:hover {
    background: #f0f0f0;
    color: var(--text-primary);
}

#panel-content {
    padding: 16px 24px 24px;
}

.panel-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 60px 0;
    color: var(--text-muted);
    font-size: 14px;
}

#panel-header {
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

#panel-title {
    font-size: 22px;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 6px;
}

.panel-dates {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.panel-category-badge {
    display: inline-block;
    font-size: 11px;
    padding: 2px 10px;
    border-radius: 12px;
    background: #eef2f7;
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-favorite {
    float: right;
    background: none;
    border: 1px solid var(--border-color);
    font-size: 20px;
    cursor: pointer;
    padding: 4px 10px;
    border-radius: var(--radius);
    transition: all var(--transition);
    color: var(--text-muted);
}

.btn-favorite:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.btn-favorite.favorited {
    color: #e8a838;
    border-color: #e8a838;
}

#panel-summary {
    font-size: 14px;
    line-height: 1.75;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

#panel-summary p {
    margin-bottom: 12px;
}

#panel-links h3 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

#panel-link-list {
    list-style: none;
    margin-bottom: 24px;
}

#panel-link-list li {
    margin-bottom: 6px;
}

#panel-link-list a {
    font-size: 13px;
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition);
}

#panel-link-list a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

/* ===== COMMENTS ===== */
#panel-comments h3 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.comment {
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
}

.comment-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
    position: relative;
}

.comment-delete-btn {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 18px;
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
    transition: color var(--transition);
    opacity: 0.5;
}

.comment-delete-btn:hover {
    color: var(--danger);
    opacity: 1;
}

.comment-username {
    font-weight: 600;
    font-size: 13px;
    color: var(--text-primary);
}

.comment-date {
    font-size: 11px;
    color: var(--text-muted);
}

.comment-body {
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.comment-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 6px;
}

.comment-vote-btn,
.comment-reply-btn {
    background: none;
    border: none;
    font-size: 12px;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: color var(--transition);
}

.comment-vote-btn:hover,
.comment-reply-btn:hover {
    color: var(--accent);
}

.comment-vote-btn.voted {
    color: var(--accent);
    font-weight: 600;
}

.comment-replies {
    margin-left: 20px;
    border-left: 2px solid #f0f0f0;
    padding-left: 16px;
}

.comment-form {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.comment-form textarea {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 13px;
    font-family: inherit;
    resize: vertical;
    min-height: 36px;
    max-height: 120px;
    transition: border-color var(--transition);
}

.comment-form textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.comment-form button {
    background: var(--accent);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 13px;
    cursor: pointer;
    white-space: nowrap;
    transition: background var(--transition);
}

.comment-form button:hover {
    background: var(--accent-hover);
}

/* ===== AUTH MODAL ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(2px);
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 32px;
    width: 400px;
    max-width: 90vw;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.modal-close {
    position: absolute;
    top: 12px;
    right: 12px;
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-muted);
}

.modal-content h2 {
    font-size: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-secondary);
}

.form-group input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-size: 14px;
    transition: border-color var(--transition);
}

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

.form-error {
    color: var(--danger);
    font-size: 13px;
    margin-bottom: 12px;
    min-height: 18px;
}

.btn-primary {
    width: 100%;
    background: var(--accent);
    color: white;
    border: none;
    padding: 10px;
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition);
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.auth-switch {
    text-align: center;
    margin-top: 14px;
    font-size: 13px;
    color: var(--text-muted);
}

.auth-switch a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

/* ===== EVENT DOT TOOLTIP ===== */
.event-tooltip {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 6px 10px;
    font-size: 12px;
    font-weight: 600;
    box-shadow: var(--shadow-sm);
    white-space: nowrap;
}

.event-tooltip .tooltip-dates {
    font-weight: 400;
    color: var(--text-muted);
    font-size: 11px;
}

.event-tooltip .tooltip-category {
    display: block;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

/* Category badge colors in panel */
.panel-category-badge[data-cat="empire"]       { background: #E8EDF4; color: #5A6F8E; }
.panel-category-badge[data-cat="war"]          { background: #F4E8E8; color: #A55A5A; }
.panel-category-badge[data-cat="civilization"] { background: #E8F0E6; color: #6B8A5C; }
.panel-category-badge[data-cat="discovery"]    { background: #F4EFE2; color: #A8883C; }
.panel-category-badge[data-cat="religion"]     { background: #EDE6F4; color: #8A6BA2; }
.panel-category-badge[data-cat="cultural"]     { background: #E2F0F4; color: #5A98A8; }
.panel-category-badge[data-cat="trade"]        { background: #F4EDE2; color: #A2805B; }

/* ===== LEAFLET OVERRIDES ===== */
.leaflet-container {
    background: #f8f9fa;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.panel-open #panel-body {
    animation: fadeIn 0.3s ease-out;
}