/* ============================================================
   Finlet Landing Page — Styles
   Inherits CSS variables from styles.css
   ============================================================ */

/* ---- Reset for landing page ---- */
.landing * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ---- Navigation ---- */
.landing-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 32px;
    background: rgba(13, 17, 23, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-light);
}

.landing-logo {
    font-family: var(--font-mono);
    font-size: 24px;
    font-weight: 700;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.landing-nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
}

.landing-nav-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.15s;
}

.landing-nav-link:hover {
    color: var(--text-primary);
}

.landing-nav-cta {
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    background: var(--accent);
    padding: 8px 20px;
    border-radius: var(--radius);
    text-decoration: none;
    transition: background 0.2s;
}

.landing-nav-cta:hover {
    background: var(--accent-hover);
}

/* ---- Hero Section ---- */
.landing-hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 24px 80px;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.landing-hero::before {
    content: '';
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(88, 166, 255, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.landing-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    font-size: 13px;
    font-weight: 500;
    color: var(--green);
    background: var(--green-dim);
    border: 1px solid rgba(63, 185, 80, 0.25);
    border-radius: 20px;
    margin-bottom: 32px;
}

.landing-hero-badge svg {
    flex-shrink: 0;
}

.landing-hero h1 {
    font-size: 56px;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.1;
    max-width: 720px;
    margin-bottom: 20px;
    letter-spacing: -1.5px;
}

.landing-hero h1 span {
    color: var(--accent);
}

.landing-hero-sub {
    font-size: 20px;
    color: var(--text-secondary);
    max-width: 560px;
    line-height: 1.5;
    margin-bottom: 40px;
}

.landing-hero-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 48px;
}

.landing-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    font-family: var(--font-sans);
    color: #fff;
    background: var(--accent);
    border: none;
    border-radius: var(--radius);
    text-decoration: none;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

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

.landing-btn-primary:active {
    transform: scale(0.98);
}

.landing-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    font-family: var(--font-sans);
    color: var(--text-primary);
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-decoration: none;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

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

.landing-hero-trust {
    display: flex;
    align-items: center;
    gap: 24px;
    font-size: 13px;
    color: var(--text-muted);
}

.landing-hero-trust span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.landing-hero-trust svg {
    color: var(--green);
    flex-shrink: 0;
}

/* ---- Value Props Section ---- */
.landing-features {
    padding: 96px 24px;
    background: var(--bg-primary);
}

.landing-section-header {
    text-align: center;
    margin-bottom: 64px;
}

.landing-section-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 12px;
}

.landing-section-title {
    font-size: 36px;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
    margin-bottom: 12px;
}

.landing-section-subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.5;
}

.landing-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1080px;
    margin: 0 auto;
}

.landing-feature-card {
    padding: 28px 24px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    transition: border-color 0.2s, transform 0.2s;
}

.landing-feature-card:hover {
    border-color: var(--border);
    transform: translateY(-2px);
}

.landing-feature-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-light);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    color: var(--accent);
}

.landing-feature-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.landing-feature-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ---- Product Demo Section ---- */
.landing-demo {
    padding: 96px 24px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.landing-demo-content {
    max-width: 960px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.landing-demo-screenshot {
    width: 100%;
    max-width: 900px;
    aspect-ratio: 16 / 9;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.landing-demo-mockup {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100%;
}

.landing-demo-titlebar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-light);
}

.landing-demo-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--border);
}

.landing-demo-dot:nth-child(1) { background: var(--red); opacity: 0.7; }
.landing-demo-dot:nth-child(2) { background: var(--yellow); opacity: 0.7; }
.landing-demo-dot:nth-child(3) { background: var(--green); opacity: 0.7; }

.landing-demo-titlebar span {
    margin-left: 12px;
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.landing-demo-body {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 1px;
    background: var(--border-light);
    padding: 1px;
}

.landing-demo-panel {
    background: var(--bg-primary);
    padding: 16px;
    display: flex;
    flex-direction: column;
}

.landing-demo-panel-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

.landing-demo-chart-line {
    flex: 1;
    position: relative;
}

.landing-demo-chart-line svg {
    width: 100%;
    height: 100%;
}

.landing-demo-metric {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 12px;
}

.landing-demo-metric:last-child {
    border-bottom: none;
}

.landing-demo-metric-label {
    color: var(--text-muted);
}

.landing-demo-metric-value {
    font-family: var(--font-mono);
    font-weight: 600;
}

.landing-demo-metric-value--green { color: var(--green); }
.landing-demo-metric-value--red { color: var(--red); }
.landing-demo-metric-value--accent { color: var(--accent); }

.landing-demo-row {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 11px;
}

.landing-demo-row:last-child {
    border-bottom: none;
}

.landing-demo-ticker {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--text-primary);
    min-width: 40px;
}

.landing-demo-shares {
    color: var(--text-muted);
}

.landing-demo-pnl {
    margin-left: auto;
    font-family: var(--font-mono);
    font-weight: 600;
}

.landing-demo-caption {
    margin-top: 20px;
    font-size: 14px;
    color: var(--text-muted);
    text-align: center;
    font-style: italic;
}

/* ---- How It Works Section ---- */
.landing-how {
    padding: 96px 24px;
    background: var(--bg-primary);
}

.landing-how-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    max-width: 960px;
    margin: 0 auto;
}

.landing-how-step {
    text-align: center;
    padding: 24px 20px;
}

.landing-how-number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(88, 166, 255, 0.1);
    border: 2px solid rgba(88, 166, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 20px;
    font-weight: 800;
    color: var(--accent);
    font-family: var(--font-mono);
}

.landing-how-step h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.landing-how-step p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ---- Trust / Security Section ---- */
.landing-trust {
    padding: 64px 24px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.landing-trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 960px;
    margin: 0 auto;
}

.landing-trust-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 20px;
    background: var(--bg-primary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
}

.landing-trust-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--green-dim);
    border: 1px solid rgba(63, 185, 80, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--green);
}

.landing-trust-item h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.landing-trust-item p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* ---- CTA Section ---- */
.landing-cta {
    padding: 96px 24px;
    background: var(--bg-primary);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.landing-cta::before {
    content: '';
    position: absolute;
    bottom: -120px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(88, 166, 255, 0.06) 0%, transparent 60%);
    pointer-events: none;
}

.landing-cta h2 {
    font-size: 36px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 12px;
    letter-spacing: -0.5px;
}

.landing-cta p {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

.landing-cta .landing-btn-primary {
    font-size: 18px;
    padding: 16px 40px;
}

.landing-cta-note {
    margin-top: 16px;
    font-size: 13px;
    color: var(--text-muted);
}

/* ---- Footer ---- */
.landing-footer {
    padding: 32px 24px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-light);
    text-align: center;
}

.landing-footer-inner {
    max-width: 960px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.landing-footer-brand {
    font-family: var(--font-mono);
    font-size: 16px;
    font-weight: 700;
    color: var(--accent);
}

.landing-footer-links {
    display: flex;
    gap: 20px;
}

.landing-footer-links a {
    font-size: 13px;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.15s;
}

.landing-footer-links a:hover {
    color: var(--text-secondary);
}

.landing-footer-copy {
    font-size: 12px;
    color: var(--text-muted);
}

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 960px) {
    .landing-hero h1 {
        font-size: 40px;
    }

    .landing-hero-sub {
        font-size: 17px;
    }

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

    .landing-how-steps {
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }

    .landing-trust-grid {
        grid-template-columns: 1fr;
    }

    .landing-demo-body {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .landing-footer-inner {
        flex-direction: column;
        gap: 16px;
    }
}

@media (max-width: 768px) {
    .landing-nav {
        padding: 12px 16px;
    }

    .landing-nav-links {
        gap: 12px;
    }

    .landing-nav-link {
        display: none;
    }

    .landing-hero {
        padding: 100px 16px 60px;
    }

    .landing-hero h1 {
        font-size: 32px;
        letter-spacing: -1px;
    }

    .landing-hero-sub {
        font-size: 16px;
    }

    .landing-hero-actions {
        flex-direction: column;
        width: 100%;
        max-width: 320px;
    }

    .landing-btn-primary,
    .landing-btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .landing-hero-trust {
        flex-direction: column;
        gap: 10px;
    }

    .landing-features {
        padding: 64px 16px;
    }

    .landing-features-grid {
        grid-template-columns: 1fr;
    }

    .landing-section-title {
        font-size: 28px;
    }

    .landing-how {
        padding: 64px 16px;
    }

    .landing-how-steps {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .landing-trust {
        padding: 48px 16px;
    }

    .landing-demo {
        padding: 64px 16px;
    }

    .landing-demo-screenshot {
        aspect-ratio: 4 / 3;
    }

    .landing-cta {
        padding: 64px 16px;
    }

    .landing-cta h2 {
        font-size: 28px;
    }

    .landing-footer {
        padding: 24px 16px;
    }
}

@media (max-width: 375px) {
    .landing-hero h1 {
        font-size: 28px;
    }

    .landing-hero-sub {
        font-size: 15px;
    }

    .landing-section-title {
        font-size: 24px;
    }

    .landing-cta h2 {
        font-size: 24px;
    }
}