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

:root {
    --bg-deep: #0a0a0f;
    --bg-card: #12121a;
    --bg-elevated: #1a1a26;
    --bg-input: #16161f;
    --accent: #00ff88;
    --accent-dim: #00cc6a;
    --accent-glow: rgba(0, 255, 136, 0.15);
    --accent-bg: rgba(0, 255, 136, 0.08);
    --text-primary: #f0f0f5;
    --text-secondary: #8888a0;
    --text-dim: #55556a;
    --border: #22223a;
    --border-hover: #33334d;
    --red: #ff4466;
    --red-bg: rgba(255, 68, 102, 0.1);
    --yellow: #ffcc00;
    --yellow-bg: rgba(255, 204, 0, 0.1);
    --blue: #4488ff;
    --blue-bg: rgba(68, 136, 255, 0.1);
    --purple: #9966ff;
    --purple-bg: rgba(153, 102, 255, 0.1);

    /* Rank colors */
    --iron: #5c4d42;
    --bronze: #8c6239;
    --silver: #7c8a94;
    --gold: #c89b3c;
    --platinum: #4e9996;
    --emerald: #2daf7f;
    --diamond: #576bce;
    --master: #9d48e0;
    --grandmaster: #cd3636;
    --challenger: #f4c874;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
    min-height: 100vh;
}

h1, h2, h3, h4, h5 {
    font-family: 'Space Grotesk', sans-serif;
}

.glow-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: 0;
}
.glow-orb-1 {
    width: 600px; height: 600px;
    background: rgba(0, 255, 136, 0.04);
    top: -200px; right: -200px;
}
.glow-orb-2 {
    width: 400px; height: 400px;
    background: rgba(0, 136, 255, 0.03);
    bottom: 20%; left: -150px;
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    padding: 16px 0;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(34, 34, 58, 0.5);
}
.nav-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}
.logo-icon {
    width: 28px;
    height: 28px;
    background: var(--accent);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: var(--bg-deep);
    font-weight: 700;
}
.nav-right {
    display: flex;
    align-items: center;
    gap: 12px;
}
.nav-user {
    font-size: 0.85rem;
    color: var(--text-secondary);
}
.nav-btn {
    font-size: 0.8rem;
    padding: 6px 14px;
    border-radius: 6px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}
.nav-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* Main content */
main {
    max-width: 1100px;
    margin: 0 auto;
    padding: 100px 24px 60px;
    position: relative;
    z-index: 1;
    min-height: 100vh;
}

/* Auth forms */
.auth-container {
    max-width: 400px;
    margin: 60px auto;
}
.auth-container h1 {
    font-size: 2rem;
    margin-bottom: 8px;
}
.auth-container .sub {
    color: var(--text-secondary);
    margin-bottom: 32px;
}
.form-group {
    margin-bottom: 16px;
}
.form-group label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.form-group input, .form-group select {
    width: 100%;
    padding: 12px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    outline: none;
    transition: border-color 0.2s;
}
.form-group input:focus, .form-group select:focus {
    border-color: var(--accent);
}
.form-group input::placeholder {
    color: var(--text-dim);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: 'Space Grotesk', sans-serif;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    text-decoration: none;
}
.btn-primary {
    background: var(--accent);
    color: var(--bg-deep);
}
.btn-primary:hover {
    background: var(--accent-dim);
    transform: translateY(-1px);
}
.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}
.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border);
}
.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}
.btn-danger {
    background: var(--red-bg);
    color: var(--red);
    border: 1px solid rgba(255, 68, 102, 0.2);
}
.btn-danger:hover {
    background: rgba(255, 68, 102, 0.2);
}
.btn-sm {
    padding: 8px 16px;
    font-size: 0.8rem;
}
.btn-block {
    width: 100%;
}

/* Links */
.auth-link {
    text-align: center;
    margin-top: 24px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}
.auth-link a {
    color: var(--accent);
    text-decoration: none;
}
.auth-link a:hover {
    text-decoration: underline;
}

/* Error messages */
.error-msg {
    background: var(--red-bg);
    border: 1px solid rgba(255, 68, 102, 0.2);
    border-radius: 8px;
    padding: 10px 14px;
    color: var(--red);
    font-size: 0.85rem;
    margin-bottom: 16px;
}

/* Demo banner */
.demo-banner {
    background: var(--yellow-bg);
    border: 1px solid rgba(255, 204, 0, 0.2);
    border-radius: 8px;
    padding: 10px 16px;
    color: var(--yellow);
    font-size: 0.8rem;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Dashboard header */
.dash-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
    flex-wrap: wrap;
    gap: 16px;
}
.dash-header h1 {
    font-size: 1.8rem;
}
.dash-header .sub {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    transition: border-color 0.2s;
}
.card:hover {
    border-color: var(--border-hover);
}
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.card-header h3 {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.75rem;
}

/* Stats grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
}
.stat-card .stat-label {
    font-size: 0.7rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 4px;
}
.stat-card .stat-value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem;
    font-weight: 700;
}
.stat-card .stat-sub {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 2px;
}
.stat-green .stat-value { color: var(--accent); }
.stat-blue .stat-value { color: var(--blue); }
.stat-yellow .stat-value { color: var(--yellow); }
.stat-purple .stat-value { color: var(--purple); }
.stat-red .stat-value { color: var(--red); }

/* Rank badge */
.rank-card {
    display: flex;
    align-items: center;
    gap: 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
}
.rank-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.8rem;
    font-weight: 700;
    flex-shrink: 0;
}
.rank-info h2 {
    font-size: 1.5rem;
    margin-bottom: 2px;
}
.rank-info .rank-details {
    color: var(--text-secondary);
    font-size: 0.9rem;
}
.rank-info .rank-lp {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    color: var(--accent);
}
.rank-info .rank-wr {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* Summoner link form */
.link-card {
    text-align: center;
    padding: 48px 24px;
}
.link-card h2 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}
.link-card p {
    color: var(--text-secondary);
    margin-bottom: 28px;
}
.link-form {
    display: flex;
    gap: 12px;
    max-width: 600px;
    margin: 0 auto;
    flex-wrap: wrap;
    justify-content: center;
}
.link-form input, .link-form select {
    padding: 12px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.95rem;
    font-family: 'Inter', sans-serif;
    outline: none;
    transition: border-color 0.2s;
}
.link-form input:focus, .link-form select:focus {
    border-color: var(--accent);
}
.link-form input::placeholder {
    color: var(--text-dim);
}
.link-form .riot-id-input {
    flex: 1;
    min-width: 200px;
}
.link-form select {
    min-width: 100px;
}

/* Match history */
.match-list {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.match-row {
    display: grid;
    grid-template-columns: 50px 1fr 100px 120px 80px 80px;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.85rem;
}
.match-row.win {
    border-left: 3px solid var(--accent);
}
.match-row.loss {
    border-left: 3px solid var(--red);
}
.match-result {
    font-weight: 700;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.8rem;
}
.match-result.win { color: var(--accent); }
.match-result.loss { color: var(--red); }
.match-champ {
    font-weight: 600;
}
.match-kda {
    font-family: 'Space Grotesk', sans-serif;
    color: var(--text-primary);
}
.match-cs, .match-vision, .match-duration {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* Champion pool */
.champ-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
}
.champ-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px;
    text-align: center;
}
.champ-card .champ-name {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 4px;
}
.champ-card .champ-stats {
    font-size: 0.75rem;
    color: var(--text-secondary);
}
.champ-card .champ-wr {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
}

/* Analysis section */
.analysis-content {
    line-height: 1.8;
    font-size: 0.95rem;
}
.analysis-content h2 {
    font-size: 1.3rem;
    color: var(--accent);
    margin-top: 28px;
    margin-bottom: 12px;
    padding-bottom: 6px;
    border-bottom: 1px solid var(--border);
}
.analysis-content h2:first-child {
    margin-top: 0;
}
.analysis-content p {
    color: var(--text-secondary);
    margin-bottom: 12px;
}
.analysis-content strong {
    color: var(--text-primary);
}
.analysis-content ol, .analysis-content ul {
    padding-left: 20px;
    margin-bottom: 12px;
}
.analysis-content li {
    color: var(--text-secondary);
    margin-bottom: 8px;
}
.analysis-content li strong {
    color: var(--text-primary);
}

/* Section cards */
.section-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 20px;
}
.section-card h3 {
    font-size: 0.75rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

/* Loading spinner */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 40px;
    color: var(--text-secondary);
}
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top: 2px solid var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 60px 24px;
    color: var(--text-secondary);
}
.empty-state h2 {
    color: var(--text-primary);
    margin-bottom: 8px;
}

/* Summoner card on dashboard */
.summoner-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 20px 24px;
    margin-bottom: 12px;
    cursor: pointer;
    transition: all 0.2s;
}
.summoner-card:hover {
    border-color: var(--accent);
    transform: translateY(-1px);
}
.summoner-card .summoner-left {
    display: flex;
    align-items: center;
    gap: 16px;
}
.summoner-card .summoner-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-elevated);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.2rem;
    color: var(--accent);
}
.summoner-card .summoner-name {
    font-weight: 600;
    font-size: 1.05rem;
}
.summoner-card .summoner-meta {
    font-size: 0.8rem;
    color: var(--text-secondary);
}
.summoner-card .summoner-rank-badge {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    font-size: 0.9rem;
    padding: 6px 14px;
    border-radius: 20px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
}

/* Actions bar */
.actions-bar {
    display: flex;
    gap: 10px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

/* Back button */
.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-decoration: none;
    cursor: pointer;
    margin-bottom: 20px;
    transition: color 0.2s;
}
.back-btn:hover {
    color: var(--accent);
}

/* Responsive */
@media (max-width: 768px) {
    .match-row {
        grid-template-columns: 40px 1fr 80px;
        gap: 8px;
        font-size: 0.8rem;
    }
    .match-cs, .match-vision, .match-duration {
        display: none;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .rank-card {
        flex-direction: column;
        text-align: center;
    }
    .link-form {
        flex-direction: column;
    }
    .dash-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
    main {
        padding: 80px 16px 40px;
    }
}