/* RFX Gym - Dark Modern Theme */

:root {
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-card: #222222;
    --bg-input: #2a2a2a;
    --bg-hover: #333333;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #777777;
    --accent: #e63946;
    --accent-hover: #ff4d5a;
    --accent-dark: #c1121f;
    --success: #2ecc71;
    --success-dark: #27ae60;
    --warning: #f39c12;
    --warning-dark: #e67e22;
    --danger: #e74c3c;
    --danger-dark: #c0392b;
    --info: #3498db;
    --border: #333333;
    --border-light: #444444;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 2px 8px rgba(0,0,0,0.3);
    --shadow-lg: 0 4px 16px rgba(0,0,0,0.4);
    --transition: all 0.2s ease;
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

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

a:hover {
    color: var(--accent-hover);
}

/* Layout */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    transition: transform 0.3s ease;
}

.sidebar-logo {
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid var(--border);
}

.sidebar-logo img {
    max-width: 160px;
    height: auto;
    filter: brightness(0) invert(1);
}

.sidebar-nav {
    flex: 1;
    padding: 16px 0;
    overflow-y: auto;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    color: var(--text-secondary);
    font-size: 0.95rem;
    border-left: 3px solid transparent;
    transition: var(--transition);
}

.sidebar-nav a:hover,
.sidebar-nav a.active {
    color: var(--text-primary);
    background: var(--bg-hover);
    border-left-color: var(--accent);
}

.sidebar-nav a .nav-icon {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
}

.sidebar-nav .nav-section {
    padding: 16px 24px 8px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.sidebar-user {
    padding: 16px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-user-name {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.sidebar-user .logout-btn {
    color: var(--text-muted);
    font-size: 0.85rem;
    padding: 4px 8px;
    border-radius: var(--radius);
}

.sidebar-user .logout-btn:hover {
    color: var(--danger);
    background: var(--bg-hover);
}

/* Mobile toggle */
.sidebar-toggle {
    display: none;
    position: fixed;
    top: 16px;
    left: 16px;
    z-index: 200;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    width: 44px;
    height: 44px;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 1.2rem;
    align-items: center;
    justify-content: center;
}

.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.6);
    z-index: 90;
}

/* Main content */
.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 32px;
    min-height: 100vh;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 16px;
}

.page-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

.page-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

/* Stats grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    text-align: center;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 8px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.9rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    line-height: 1.4;
}

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

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

.btn-secondary {
    background: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}

.btn-secondary:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.btn-success {
    background: var(--success);
    color: white;
}

.btn-success:hover {
    background: var(--success-dark);
    color: white;
}

.btn-warning {
    background: var(--warning);
    color: white;
}

.btn-warning:hover {
    background: var(--warning-dark);
    color: white;
}

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

.btn-danger:hover {
    background: var(--danger-dark);
    color: white;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
}

.btn-block {
    display: flex;
    justify-content: center;
    width: 100%;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-label .required {
    color: var(--accent);
}

.form-control {
    width: 100%;
    padding: 10px 14px;
    font-size: 0.95rem;
    color: var(--text-primary);
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: var(--transition);
    font-family: inherit;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(230, 57, 70, 0.2);
}

.form-control::placeholder {
    color: var(--text-muted);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23777' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

textarea.form-control {
    min-height: 80px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
    cursor: pointer;
}

.form-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
}

.form-error {
    font-size: 0.8rem;
    color: var(--danger);
    margin-top: 4px;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

/* Tables */
.table-wrapper {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

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

th, td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    background: var(--bg-secondary);
    white-space: nowrap;
}

td {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

tr:hover td {
    background: var(--bg-hover);
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 50px;
    line-height: 1.4;
}

.badge-success {
    background: rgba(46, 204, 113, 0.15);
    color: var(--success);
}

.badge-danger {
    background: rgba(231, 76, 60, 0.15);
    color: var(--danger);
}

.badge-warning {
    background: rgba(243, 156, 18, 0.15);
    color: var(--warning);
}

.badge-info {
    background: rgba(52, 152, 219, 0.15);
    color: var(--info);
}

.badge-neutral {
    background: rgba(176, 176, 176, 0.15);
    color: var(--text-secondary);
}

/* Alerts / Flash messages */
.alert {
    padding: 14px 20px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    font-size: 0.9rem;
    border-left: 4px solid;
}

.alert-success {
    background: rgba(46, 204, 113, 0.1);
    border-color: var(--success);
    color: var(--success);
}

.alert-error {
    background: rgba(231, 76, 60, 0.1);
    border-color: var(--danger);
    color: var(--danger);
}

.alert-warning {
    background: rgba(243, 156, 18, 0.1);
    border-color: var(--warning);
    color: var(--warning);
}

.alert-info {
    background: rgba(52, 152, 219, 0.1);
    border-color: var(--info);
    color: var(--info);
}

/* Search */
.search-box {
    position: relative;
}

.search-box .form-control {
    padding-left: 40px;
}

.search-box::before {
    content: "\1F50D";
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.9rem;
}

/* Check-in specific */
.checkin-results {
    margin-top: 16px;
}

.checkin-client {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 8px;
    transition: var(--transition);
    flex-wrap: wrap;
    gap: 12px;
}

.checkin-client:hover {
    border-color: var(--accent);
}

.checkin-client-info {
    flex: 1;
    min-width: 200px;
}

.checkin-client-name {
    font-weight: 600;
    font-size: 1.05rem;
}

.checkin-client-status {
    font-size: 0.85rem;
    margin-top: 4px;
}

.checkin-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* Empty states */
.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

.empty-state-text {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

/* Login page */
.login-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-lg);
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo img {
    max-width: 200px;
    height: auto;
    filter: brightness(0) invert(1);
}

.login-title {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* Client status (public) */
.status-wrapper {
    max-width: 600px;
    margin: 40px auto;
    padding: 0 20px;
}

.status-header {
    text-align: center;
    margin-bottom: 32px;
}

.status-header img {
    max-width: 180px;
    height: auto;
    filter: brightness(0) invert(1);
    margin-bottom: 16px;
}

.status-name {
    font-size: 1.5rem;
    font-weight: 700;
}

.entry-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 12px;
}

.entry-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.entry-card-title {
    font-weight: 600;
    font-size: 1rem;
}

.entry-card-detail {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

/* Progress bar for entries */
.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--bg-input);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 8px;
}

.progress-bar-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.3s ease;
}

.progress-bar-fill.green { background: var(--success); }
.progress-bar-fill.yellow { background: var(--warning); }
.progress-bar-fill.red { background: var(--danger); }

/* Utility */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.d-flex { display: flex; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.flex-wrap { flex-wrap: wrap; }
.align-center { align-items: center; }

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-toggle {
        display: flex;
    }

    .sidebar-overlay.active {
        display: block;
    }

    .main-content {
        margin-left: 0;
        padding: 72px 16px 24px;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .page-title {
        font-size: 1.4rem;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-actions {
        flex-direction: column;
    }

    .btn-block-mobile {
        width: 100%;
        justify-content: center;
    }

    .checkin-client {
        flex-direction: column;
        align-items: flex-start;
    }

    .checkin-actions {
        width: 100%;
    }

    .checkin-actions .btn {
        flex: 1;
        justify-content: center;
    }

    .login-card {
        padding: 24px;
    }

    td, th {
        padding: 8px 12px;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .stat-value {
        font-size: 1.5rem;
    }
}