/* ============================================
   MODERN DESIGN SYSTEM — InclusioQuest
   ============================================ */
:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --bg-dark: #0f172a;
    --bg-surface: #1e293b;
    --bg-elevated: rgba(30, 41, 59, 0.8);
    --text-light: #f1f5f9;
    --text-muted: #94a3b8;
    --accent-blue: #38bdf8;
    --accent-cyan: #22d3ee;
    --accent-gold: #fbbf24;
    --accent-gold-dark: #d97706;
    --glass-bg: rgba(255, 255, 255, 0.06);
    --glass-border: rgba(255, 255, 255, 0.1);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.35);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --font-body: 'Plus Jakarta Sans', 'Open Sans', system-ui, sans-serif;
    --font-display: 'Montserrat', var(--font-body);
}

@font-face {
    font-family: 'RocaOne';
    src: url('../../fonts/RocaOne-Rg.woff2') format('woff2'),
         url('../../fonts/RocaOne-Rg.woff') format('woff'),
         url('../../fonts/RocaOne-Rg.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg-dark);
    background-image:
        radial-gradient(ellipse 80% 60% at 10% 20%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse 60% 50% at 90% 80%, rgba(56, 189, 248, 0.1) 0%, transparent 50%);
    background-attachment: fixed;
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-light);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
}

main {
    flex: 1;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--primary-light); }

/* Forms */
.form-control, .form-select {
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.15);
    height: 44px;
    font-size: 14px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    padding: 10px 14px;
    color: #1e293b;
}

.form-control:focus, .form-select:focus {
    background: #fff;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
    outline: none;
}

label {
    font-size: 13px;
    margin-bottom: 6px;
    font-weight: 600;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}

textarea.form-control {
    min-height: 88px;
    resize: vertical;
}

/* Buttons */
.btn, button, input[type="button"], input[type="submit"] {
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
}

.btn-purple {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: #fff;
    border: none;
    padding: 11px 24px;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    box-shadow: var(--shadow-sm), inset 0 1px 0 rgba(255, 255, 255, 0.15);
    letter-spacing: 0.01em;
}

.btn-purple:hover {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md), var(--shadow-glow);
}

.btn-purple:active { transform: translateY(0); }

.btn-light {
    background: rgba(255, 255, 255, 0.95);
    color: #1e293b;
    border: none;
    border-radius: var(--radius-md);
    padding: 11px 24px;
    font-weight: 600;
    transition: var(--transition);
}

.btn-light:hover {
    background: #fff;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Nav tabs — modern pills */
.nav-tabs {
    border: none;
    gap: 6px;
    flex-wrap: wrap;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 6px;
}

.nav-tabs .nav-link {
    border: none !important;
    border-radius: var(--radius-md) !important;
    color: var(--text-muted) !important;
    font-weight: 600;
    font-size: 14px;
    padding: 10px 18px;
    transition: var(--transition);
    background: transparent;
}

.nav-tabs .nav-link:hover {
    color: var(--text-light) !important;
    background: rgba(255, 255, 255, 0.08);
}

.nav-tabs .nav-link.active {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)) !important;
    color: #fff !important;
    box-shadow: var(--shadow-sm);
}

li.nav-item button { color: var(--text-muted) !important; }
li.nav-item .nav-link.active { color: #fff !important; }

/* Settings page panels */
.tab-content {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: 28px;
    margin-top: 8px;
}

.tab-content h5, .tab-content h6 {
    color: var(--text-light);
}

.tab-content .alert-info {
    background: rgba(56, 189, 248, 0.12);
    border: 1px solid rgba(56, 189, 248, 0.25);
    border-radius: var(--radius-md);
    color: #ffffff;
}

.tab-content .alert-info strong {
    color: #ffffff;
}

.tab-content .alert-info code,
.tab-content .alert-info .smtp-hint-code {
    color: #ffffff !important;
    background: rgba(255, 255, 255, 0.15) !important;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.9em;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.tab-content .alert-info a {
    color: #ffffff;
    text-decoration: underline;
}

.tab-content .alert-info a:hover {
    color: rgba(255, 255, 255, 0.85);
}

.tab-content .list-group-item {
    background: rgba(255, 255, 255, 0.04);
    border-color: var(--glass-border);
    color: var(--text-light);
    border-radius: var(--radius-sm);
    margin-bottom: 4px;
}

/* Modals */
.modal-content {
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.game-results-modal {
    background: #fff;
    color: #212529;
    border-radius: var(--radius-lg);
}

.game-results-modal .modal-header,
.game-results-modal .modal-body,
.game-results-modal .modal-footer {
    background: #fff;
    color: #212529;
    border-color: rgba(0, 0, 0, 0.08);
}

.game-results-modal .modal-title,
.game-results-modal .fw-bold,
.game-results-modal #gameResultsGameName,
.game-results-modal #gameResultsTimer,
.game-results-modal #gameResultsPlayers,
.game-results-modal #gameResultsRounds {
    color: #212529;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in { animation: fadeIn 0.5s ease-out; }

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.04); }
}

.pulse { animation: pulse 2.5s infinite; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

/* Progress */
.progress {
    background-color: rgba(255, 255, 255, 0.15);
    border-radius: 999px;
    overflow: hidden;
}

.progress-bar {
    background: linear-gradient(90deg, var(--primary-color), var(--accent-cyan));
    transition: width 1s linear;
    border-radius: 999px;
}

/* Utility */
.text-primary-custom { color: var(--primary-color); }
.bg-primary-custom { background-color: var(--primary-color); }
.shadow-custom { box-shadow: var(--shadow-md); }

/* Page wrapper */
.page-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px 32px;
}

@media (max-width: 768px) {
    .page-wrapper { padding: 16px; }
    .tab-content { padding: 16px; }
}