/* Landing Page Styles */

body {
    font-family: var(--font-family);
    background-color: var(--landing-bg);
    color: var(--landing-text);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ==================== HEADER ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--space-md) 0;
    background: rgba(10, 10, 26, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header.scrolled {
    background: rgba(10, 10, 26, 0.95);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--landing-text);
    letter-spacing: -0.02em;
}

.nav {
    display: flex;
    gap: var(--space-lg);
}

.nav-link {
    color: var(--landing-text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--border-radius);
}

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

/* ==================== HERO SECTION ==================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    padding-bottom: var(--space-3xl);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 60%);
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
}

.gradient-text {
    background: var(--landing-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--landing-text-muted);
    max-width: 500px;
    margin-bottom: var(--space-xl);
    line-height: 1.7;
}

/* ==================== BUTTONS ==================== */
.hero-buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--landing-gradient-blue);
    color: white;
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(139, 92, 246, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--landing-text);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.25);
}

.btn-icon {
    font-size: 1rem;
    opacity: 0.7;
}

/* ==================== PHONE MOCKUP ==================== */
.hero-image {
    display: flex;
    justify-content: center;
    position: relative;
}

.phone-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.3) 0%, transparent 70%);
    filter: blur(60px);
    pointer-events: none;
}

.phone-mockup {
    position: relative;
    max-width: 380px;
    animation: float 6s ease-in-out infinite;
}

.phone-mockup img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.5));
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* ==================== FEATURES SECTION ==================== */
.features {
    padding: var(--space-3xl) 0;
    background: linear-gradient(180deg, var(--landing-bg) 0%, #F8FAFC 100%);
}

.features-light {
    background: #F8FAFC;
    color: #1E293B;
    padding: var(--space-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-label {
    font-size: 1rem;
    color: var(--landing-text-muted);
    margin-bottom: var(--space-sm);
}

.section-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    color: #1E293B;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.feature-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #F1F5F9 0%, #E2E8F0 100%);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
}

.feature-icon svg {
    width: 32px;
    height: 32px;
    stroke: #475569;
    fill: none;
    stroke-width: 1.5;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1E293B;
    margin-bottom: var(--space-sm);
}

.feature-desc {
    font-size: 1rem;
    color: #64748B;
    line-height: 1.6;
}

/* ==================== HOW IT WORKS ==================== */
.how-it-works {
    background: #F8FAFC;
    padding: var(--space-3xl) 0;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    position: relative;
}

.step-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    text-align: center;
    position: relative;
}

.step-number {
    width: 48px;
    height: 48px;
    background: var(--landing-gradient-blue);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 auto var(--space-lg);
}

.step-illustration {
    width: 100%;
    height: 160px;
    background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
}

.step-illustration svg {
    width: 80px;
    height: 80px;
    stroke: #6366F1;
    fill: none;
    stroke-width: 1.5;
}

.step-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1E293B;
    margin-bottom: var(--space-sm);
}

.step-desc {
    font-size: 0.95rem;
    color: #64748B;
}

/* ==================== FOOTER ==================== */
.footer {
    padding: var(--space-xl) 0;
    text-align: center;
    color: var(--landing-text-muted);
    font-size: 0.9rem;
    background: var(--landing-bg);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
    .features-grid,
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--space-2xl);
    }

    .hero-content {
        order: 2;
    }

    .hero-image {
        order: 1;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .phone-mockup {
        max-width: 280px;
    }

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

    .nav {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }

    .hero-title {
        font-size: 2rem;
    }
}

/* ==================== MOBILE MENU ==================== */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--landing-text);
    margin: 5px 0;
    transition: var(--transition);
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 26, 0.98);
    padding: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-nav.active {
    display: block;
}

.mobile-nav .nav-link {
    display: block;
    padding: var(--space-md);
    text-align: center;
}