/* frontend-v3/css/pages/landing.css */
@import url('../global.css');

.landing-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 8%;
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(6, 8, 15, 0.5);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-glow {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent-primary);
    box-shadow: 0 0 15px var(--accent-primary);
    animation: pulseGlow 3s infinite ease-in-out;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, #fff 30%, var(--accent-primary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
    list-style: none;
}

.nav-links a {
    font-family: var(--font-heading);
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.nav-links a:hover {
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 80vh;
    padding: 0 8% 60px 8%;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, rgba(6, 8, 15, 0) 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 0;
}

.hero-tag {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--accent-secondary);
    background: rgba(14, 165, 233, 0.1);
    border: 1px solid rgba(14, 165, 233, 0.2);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 24px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    animation: slideIn 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1;
}

.hero-title {
    font-size: clamp(2.5rem, 5.5vw, 4.5rem);
    line-height: 1.1;
    max-width: 900px;
    margin-bottom: 24px;
    background: linear-gradient(to right, #fff 40%, rgba(255,255,255,0.7) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: slideIn 1s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1;
}

.hero-desc {
    font-size: clamp(1.05rem, 1.5vw, 1.25rem);
    max-width: 650px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    animation: slideIn 1.2s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1;
}

.hero-actions {
    display: flex;
    gap: 20px;
    animation: slideIn 1.4s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 1;
}

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

/* Features Grid */
.features-section {
    padding: 80px 8%;
    background: rgba(0, 0, 0, 0.2);
    border-top: 1px solid var(--border-color);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.2rem;
    margin-bottom: 12px;
}

.section-header p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.feature-card {
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: flex-start;
    transition: all var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(99, 102, 241, 0.3);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.05);
}

.feature-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: all var(--transition-normal);
}

.feature-card:hover .feature-icon-wrapper {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    box-shadow: 0 0 15px var(--accent-primary-glow);
    color: #fff;
}

.feature-card h3 {
    font-size: 1.25rem;
}

.feature-card p {
    font-size: 0.95rem;
    line-height: 1.6;
}

/* Footer */
.landing-footer {
    border-top: 1px solid var(--border-color);
    padding: 40px 8%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-logo span {
    font-weight: 700;
    color: var(--text-secondary);
}

@media(max-width: 768px) {
    .landing-nav {
        flex-direction: column;
        gap: 16px;
        padding: 16px;
    }
    .hero-actions {
        flex-direction: column;
        width: 100%;
        max-width: 320px;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    .landing-footer {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}