/* Global Styles */
:root {
    --primary-color: #21f3d6;
    --primary-strong: #00c9a9;
    --secondary-color: #7f8ea3;
    --accent-magenta: #ff3d81;
    --accent-gold: #f9cb40;
    --success-color: #10b981;
    --error-color: #ff5c73;
    --warning-color: #f59e0b;
    --text-color: #e4ecff;
    --muted-text: #8a93a7;
    --bg-color: #050b18;
    --surface-color: rgba(12, 22, 45, 0.85);
    --card-border: rgba(255, 255, 255, 0.08);
    --card-shadow: 0 25px 80px rgba(4, 12, 31, 0.45);
    --grid-gap: clamp(1.5rem, 1vw, 2.5rem);
}

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

body {
    font-family: 'Inter', 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-color);
    background: radial-gradient(circle at top, rgba(18, 55, 96, 0.8), transparent 55%),
        radial-gradient(circle at 10% 20%, rgba(255, 61, 129, 0.15), transparent 35%),
        radial-gradient(circle at 90% 10%, rgba(33, 243, 214, 0.2), transparent 45%),
        var(--bg-color);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header & Navigation */
header {
    background: rgba(8, 12, 24, 0.85);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--card-border);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

nav .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.logo {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-color);
    text-decoration: none;
}

.logo span {
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 1.25rem;
    align-items: center;
}

.nav-links a {
    color: var(--muted-text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.04em;
    transition: color 0.2s, transform 0.2s;
}

.nav-links a:hover {
    color: var(--primary-color);
    transform: translateY(-1px);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-magenta));
    color: #02050f;
    box-shadow: 0 15px 40px rgba(33, 243, 214, 0.35);
}

.btn-primary:hover {
    filter: brightness(1.05);
}

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-oauth {
    background-color: transparent;
    border: 1px solid var(--card-border);
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.btn-oauth:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-google {
    border-color: #4285F4;
    color: #4285F4;
}

.btn-google:hover {
    background-color: #4285F4;
    color: white;
}

.btn-facebook {
    border-color: #1877F2;
    color: #1877F2;
}

.btn-facebook:hover {
    background-color: #1877F2;
    color: white;
}

.btn-github {
    border-color: #333;
    color: #333;
}

.btn-github:hover {
    background-color: #333;
    color: white;
}

/* Landing Page */
.landing-hero {
    padding: 4rem 0;
    text-align: center;
    background: linear-gradient(120deg, rgba(5, 9, 20, 0.95), rgba(6, 16, 40, 0.9));
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.landing-hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.oauth-options {
    margin-top: 2rem;
}

.oauth-options p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

.oauth-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Features Section */
.features {
    padding: 4rem 0;
    background-color: transparent;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    background: var(--surface-color);
    border: 1px solid var(--card-border);
    box-shadow: var(--card-shadow);
    backdrop-filter: blur(18px);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* CTA Section */
.cta-section {
    padding: 4rem 0;
    text-align: center;
    background: linear-gradient(120deg, rgba(2, 9, 25, 0.85), rgba(7, 15, 35, 0.85));
}

.cta-section h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* Auth Forms */
 .auth-container {
    min-height: 80vh;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--grid-gap);
    align-items: stretch;
    padding: 3rem 1.5rem;
}

.auth-panel,
.auth-card {
    background: var(--surface-color);
    padding: 2.75rem;
    border-radius: 1.5rem;
    border: 1px solid var(--card-border);
    box-shadow: var(--card-shadow);
    position: relative;
    overflow: hidden;
}

.auth-panel::after,
.auth-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 1px solid rgba(255, 255, 255, 0.04);
    pointer-events: none;
}

.auth-card h1 {
    font-size: 1.875rem;
    margin-bottom: 0.5rem;
    text-align: center;
}

.auth-subtitle {
    text-align: center;
    color: var(--secondary-color);
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 0.75rem;
    background: rgba(3, 8, 20, 0.55);
    font-size: 1rem;
    color: var(--text-color);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(33, 243, 214, 0.12);
    background: rgba(3, 8, 20, 0.85);
}

.form-help {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: var(--secondary-color);
}

.error {
    color: var(--error-color);
    font-size: 0.875rem;
    display: block;
    margin-top: 0.25rem;
}

.auth-divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
}

.auth-divider span {
    background-color: transparent;
    padding: 0 1rem;
    position: relative;
    color: var(--muted-text);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-color);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.auth-links {
    text-align: center;
    margin-top: 1rem;
}

.auth-links a {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.9rem;
}

.auth-links a:hover {
    text-decoration: underline;
}

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    color: var(--secondary-color);
}

.auth-footer a {
    color: var(--primary-color);
    text-decoration: none;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1rem;
}

.alert-error {
    background: rgba(255, 92, 115, 0.12);
    color: var(--error-color);
    border: 1px solid rgba(255, 92, 115, 0.35);
}

.alert-warning {
    background: rgba(249, 203, 64, 0.1);
    color: var(--accent-gold);
    border: 1px solid rgba(249, 203, 64, 0.35);
}

.alert-success {
    background: rgba(16, 185, 129, 0.12);
    color: var(--success-color);
    border: 1px solid rgba(16, 185, 129, 0.35);
}

/* Success/Error Icons */
.success-icon,
.error-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    margin: 0 auto 1.5rem;
}

.success-icon {
    background-color: #d1fae5;
    color: #065f46;
}

.error-icon {
    background-color: #fecaca;
    color: #991b1b;
}

/* Feature List */
.feature-list {
    text-align: left;
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.feature-list li {
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

/* Dashboard */
.dashboard-container {
    padding: 2rem 0;
    max-width: 1200px;
    margin: 0 auto;
}

.dashboard-header {
    margin-bottom: 2rem;
}

.dashboard-header h1 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.dashboard-card {
    background: var(--surface-color);
    padding: 1.75rem;
    border-radius: 1rem;
    border: 1px solid var(--card-border);
    box-shadow: var(--card-shadow);
}

.dashboard-card h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.stats {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}


.stat-item {
    display: flex;
    justify-content: space-between;
    padding: 0.85rem 1rem;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 0.75rem;
}

.stat-label {
    color: var(--secondary-color);
    font-weight: 500;
}

.stat-value {
    font-weight: 600;
}

.settings-list {
    list-style: none;
}

.settings-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
}

.settings-list li:last-child {
    border-bottom: none;
}

.settings-list a {
    color: var(--text-color);
    text-decoration: none;
}

.settings-list a:hover {
    color: var(--primary-color);
}

.text-muted {
    color: var(--secondary-color);
}

/* Footer */
footer {
    background: rgba(0, 0, 0, 0.6);
    color: var(--muted-text);
    padding: 2rem 0;
    margin-top: 4rem;
    text-align: center;
    border-top: 1px solid var(--card-border);
}

/* Responsive Design */
@media (max-width: 768px) {
    .landing-hero h1 {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .feature-grid {
        grid-template-columns: 1fr;
    }
    
    .auth-container {
        grid-template-columns: 1fr;
    }
    .auth-card,
    .auth-panel {
        padding: 2rem;
    }
    

/* Utility Classes */
.glass-card {
    background: var(--surface-color);
    border-radius: 1rem;
    border: 1px solid var(--card-border);
    box-shadow: var(--card-shadow);
}

.grid-accent {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.ticker-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1.25rem;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
}

.ticker-up {
    color: var(--primary-color);
}

.ticker-down {
    color: var(--accent-magenta);
}
    .nav-links {
        gap: 1rem;
    }
}

/* Trading Hub Theme */
body.trading-shell {
    background: radial-gradient(circle at 10% 20%, rgba(33, 243, 214, 0.12), transparent 35%),
        radial-gradient(circle at 80% 0%, rgba(255, 61, 129, 0.15), transparent 45%),
        linear-gradient(135deg, #030914, #060d1f 60%, #020510);
    color: #e6f2ff;
    min-height: 100vh;
    padding-bottom: 4rem;
}

.trading-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem clamp(1.25rem, 4vw, 3rem) 0;
}

.trading-header {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.trading-header__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--muted-text);
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.trading-panel {
    background: linear-gradient(120deg, rgba(9, 16, 36, 0.85), rgba(5, 11, 23, 0.95));
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 1.5rem;
    box-shadow: 0 25px 80px rgba(2, 8, 20, 0.55);
    padding: clamp(1.5rem, 3vw, 2.5rem);
}

.trading-card {
    position: relative;
    border-radius: 1.75rem;
    padding: clamp(1.5rem, 2vw, 2.75rem);
    background: linear-gradient(145deg, rgba(7, 12, 24, 0.95), rgba(10, 18, 38, 0.95));
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.45);
}

.trading-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 1px solid rgba(255, 255, 255, 0.05);
    pointer-events: none;
}

.trading-card__header {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.trading-card__score {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.score-value {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 700;
}

.score-label {
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--muted-text);
    text-transform: uppercase;
}

.metric-grid {
    margin: 2rem 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.metric-box {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 1rem;
    padding: 1rem;
}

.metric-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--muted-text);
}

.metric-value {
    font-size: 1.35rem;
    font-weight: 600;
    margin-top: 0.35rem;
}

.trading-detail {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.detail-card {
    background: rgba(2, 6, 15, 0.6);
    border-radius: 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1.25rem;
}

.detail-card p {
    margin: 0.3rem 0;
    font-size: 0.95rem;
}

.trading-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin: 1.5rem 0;
}

.chip {
    border-radius: 999px;
    padding: 0.5rem 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.85rem;
    color: var(--text-color);
    background: rgba(255, 255, 255, 0.03);
}

.chip--alert {
    border-color: rgba(249, 203, 64, 0.4);
    color: var(--accent-gold);
}

.chip--positive {
    border-color: rgba(33, 243, 214, 0.35);
    color: var(--primary-color);
}

.trading-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.btn-ghost {
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-color);
    padding: 0.65rem 1.25rem;
    border-radius: 0.75rem;
    background: transparent;
    cursor: pointer;
}

.btn-refresh {
    color: var(--primary-color);
}

.filter-panel {
    display: grid;
    gap: 1.25rem;
}

.filter-card {
    background: rgba(2, 8, 20, 0.8);
    border-radius: 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1.25rem;
}

.filter-label {
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted-text);
}

.filter-input,
.filter-select {
    margin-top: 0.6rem;
    width: 100%;
    border-radius: 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(3, 8, 20, 0.55);
    color: var(--text-color);
    padding: 0.75rem 1rem;
}

.filter-actions {
    display: flex;
    gap: 0.75rem;
}

.filter-reset {
    color: var(--muted-text);
    font-size: 0.9rem;
}

.grid-count {
    font-weight: 600;
    color: #c9d7ff;
}

.grid-empty {
    padding: 2.5rem;
    text-align: center;
    border-radius: 1.5rem;
    border: 1px dashed rgba(255, 255, 255, 0.15);
    color: var(--muted-text);
}

.grid-pager {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 1.5rem;
    gap: 1rem;
}

.pager-btn {
    padding: 0.65rem 1.5rem;
    border-radius: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-color);
    background: transparent;
}

.pager-btn[disabled] {
    opacity: 0.35;
    cursor: not-allowed;
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(1, 3, 8, 0.92);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    z-index: 50;
}

.modal-panel {
    width: min(100%, 960px);
    background: rgba(5, 10, 22, 0.95);
    border-radius: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: clamp(1.5rem, 3vw, 2.5rem);
    color: var(--text-color);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: 1rem;
}

.modal-title {
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.26em;
    color: var(--muted-text);
}

.modal-chip {
    border-radius: 999px;
    padding: 0.35rem 0.85rem;
    background: rgba(33, 243, 214, 0.14);
    color: var(--primary-color);
    font-size: 0.75rem;
}

.modal-warning {
    border-radius: 1rem;
    border: 1px solid rgba(249, 203, 64, 0.4);
    background: rgba(249, 203, 64, 0.08);
    padding: 1rem;
    color: var(--accent-gold);
}

.modal-table {
    width: 100%;
    border-spacing: 0;
    border-collapse: collapse;
}

.modal-table thead {
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    color: var(--muted-text);
}

.modal-table th,
.modal-table td {
    padding: 0.8rem 0.75rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.modal-close {
    border: none;
    background: transparent;
    color: var(--muted-text);
    font-size: 1.25rem;
    cursor: pointer;
}