/**
 * Shared Layout CSS for OpenClaw Stats
 * Common styles for all pages: variables, nav, footer, cards, etc.
 */

/* ===== CSS Variables ===== */
:root {
    --bg: #0d1117;
    --card: #161b22;
    --border: #30363d;
    --text: #c9d1d9;
    --text-muted: #8b949e;
    --accent: #58a6ff;
    --green: #3fb950;
    --orange: #d29922;
    --red: #f85149;
    --tier1: #3fb950;
    --tier2: #58a6ff;
    --tier3: #bc8cff;
    --tier4: #d29922;
    --tier5: #f85149;
    --tier6: #ff6b6b;
    --tier7: #da3633;
}

/* ===== Base Styles ===== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    padding: 2rem;
    padding-top: 0;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 2rem;
}

/* ===== Navigation ===== */
nav {
    position: sticky;
    top: 0;
    z-index: 10001;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 0;
    border-left: none;
    border-right: none;
    padding: 0.75rem 1.5rem;
    margin-bottom: 2rem;
    margin-left: -2rem;
    margin-right: -2rem;
    margin-top: -2rem;
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.nav-links {
    display: flex;
    gap: 1rem;
    align-items: center;
    flex-wrap: wrap;
}

.nav-right {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    margin-left: auto;
}

.nav-lang {
    display: flex;
    gap: 8px;
    align-items: center;
    padding-left: 1rem;
    border-left: 1px solid var(--border);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding-left: 0.75rem;
    border-left: 1px solid var(--border);
}

.nav-user-name {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.nav-user-role {
    font-size: 0.7rem;
    background: rgba(88, 166, 255, 0.15);
    border: 1px solid rgba(88, 166, 255, 0.3);
    color: var(--accent);
    padding: 1px 5px;
    border-radius: 4px;
    margin-left: 4px;
}

.nav-logout-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    width: 28px;
    height: 28px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    padding: 0;
}

.nav-logout-btn:hover {
    border-color: var(--red);
    color: var(--red);
    background: rgba(248, 81, 73, 0.1);
}

.nav-login-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    transition: all 0.2s;
}

.nav-login-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(88, 166, 255, 0.1);
}

.nav-lang button {
    display: inline-block;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 20px;
    line-height: 1;
    transition: all 0.2s;
    opacity: 1;
    visibility: visible;
    min-width: 36px;
    text-align: center;
}

.nav-lang button:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-1px);
}

.nav-lang button.active {
    background: var(--accent);
    border-color: var(--accent);
}

nav a {
    color: var(--text);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.2s;
    font-weight: 500;
}

nav a:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent);
}

nav a.active {
    background: var(--accent);
    color: white;
}

/* ===== Dropdown Navigation ===== */
.nav-dropdown {
    position: relative;
    display: inline-block;
}

.nav-dropdown-toggle {
    color: var(--text);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.2s;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    background: transparent;
    border: none;
    font-size: inherit;
    font-family: inherit;
}

.nav-dropdown-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--accent);
}

.nav-dropdown-toggle.active {
    background: rgba(88, 166, 255, 0.15);
    color: var(--accent);
}

.nav-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    margin-top: 0.25rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    min-width: 200px;
    z-index: 10002;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    padding: 0.5rem 0;
    transition: opacity 0.2s, visibility 0.2s;
}

.nav-dropdown:hover .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.nav-dropdown-menu a {
    padding: 0.6rem 1rem;
    color: var(--text);
    text-decoration: none;
    transition: all 0.2s;
    border-radius: 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-dropdown-menu a:hover {
    background: rgba(88, 166, 255, 0.1);
    color: var(--accent);
}

.nav-dropdown-menu a.active {
    background: rgba(88, 166, 255, 0.15);
    color: var(--accent);
}

/* Lang Dropdown */
.nav-lang-dropdown {
    position: relative;
}

.nav-lang-toggle {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.nav-lang-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
}

.nav-lang-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.25rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    z-index: 10002;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    padding: 0.5rem;
    gap: 0.5rem;
    transition: opacity 0.2s, visibility 0.2s;
}

.nav-lang-dropdown:hover .nav-lang-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.nav-lang-menu button {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.4);
    color: white;
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 16px;
    transition: all 0.2s;
    text-align: center;
}

.nav-lang-menu button:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
}

.nav-lang-menu button.active {
    background: var(--accent);
    border-color: var(--accent);
}

/* User Dropdown */
.nav-user-dropdown {
    position: relative;
}

.nav-user-toggle {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    width: 32px;
    height: 32px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
}

.nav-user-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(88, 166, 255, 0.1);
}

.nav-user-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 0.25rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
    min-width: 180px;
    z-index: 10002;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    padding: 0.5rem;
    transition: opacity 0.2s, visibility 0.2s;
}

.nav-user-dropdown:hover .nav-user-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.nav-user-info {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
    margin-bottom: 0.5rem;
}

.nav-user-info-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
}

.nav-user-info-role {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.nav-user-menu button {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.6rem 1rem;
    border-radius: 6px;
    cursor: pointer;
    text-align: left;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s;
    font-size: 0.9rem;
}

.nav-user-menu button:hover {
    border-color: var(--red);
    color: var(--red);
    background: rgba(248, 81, 73, 0.1);
}

/* ===== Footer ===== */
footer {
    text-align: center;
    padding: 3rem 1rem 2rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
    margin-top: 4rem;
}

footer p {
    margin-bottom: 0.5rem;
}

footer a {
    color: var(--accent);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* ===== Cards ===== */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.card h2,
.card h3 {
    color: var(--accent);
    margin-bottom: 1rem;
}

.card p {
    color: var(--text);
    line-height: 1.6;
}

/* ===== Stats Grid ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 1.5rem;
    border-radius: 12px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.stat-card h3 {
    color: var(--text-muted);
    font-size: 0.9em;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.stat-card .value {
    font-size: 2.5em;
    font-weight: bold;
    color: var(--accent);
}

/* ===== Charts ===== */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.chart-card {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 1.5rem;
    border-radius: 12px;
}

.chart-card h3 {
    margin-bottom: 1rem;
    color: var(--text);
}

.chart {
    height: 300px;
    position: relative;
}

/* ===== Tables ===== */
.table-container {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 1.5rem;
    border-radius: 12px;
    overflow-x: auto;
}

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

th {
    background: rgba(88, 166, 255, 0.1);
    color: var(--text);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    border-bottom: 2px solid var(--border);
}

td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
}

tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

/* ===== Controls & Filters ===== */
.controls,
.filters {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 1.5rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    align-items: flex-end;
}

.controls label,
.filters label {
    font-weight: 600;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
}

.controls select,
.controls input,
.filters select,
.filters input {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
    color: var(--text);
    cursor: pointer;
    transition: border-color 0.2s;
    font-size: 0.875rem;
}

.controls select:hover,
.controls input:hover,
.filters select:hover,
.filters input:hover {
    border-color: var(--accent);
}

.controls select:focus,
.controls input:focus,
.filters select:focus,
.filters input:focus {
    outline: none;
    border-color: var(--accent);
}

.controls select.active,
.controls input.active,
.filters select.active,
.filters input.active {
    border-color: var(--accent);
    background: rgba(88, 166, 255, 0.1);
    font-weight: 600;
}

.controls button,
.filters button {
    padding: 0.5rem 1rem;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.875rem;
}

.controls button:hover,
.filters button:hover {
    background: #4d94e8;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(88, 166, 255, 0.3);
}

.btn-secondary {
    background: var(--border);
    color: var(--text);
}

.btn-secondary:hover {
    background: var(--text-muted);
}

/* ===== Filter Groups ===== */
.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

/* ===== Loading State ===== */
.loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-size: 1.1em;
}

/* ===== Badges ===== */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.85em;
    font-weight: 600;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    body {
        padding: 1rem;
        padding-top: 0;
    }
    
    .container {
        padding-top: 1rem;
    }
    
    nav {
        margin-left: -1rem;
        margin-right: -1rem;
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
}