:root {
    --bg-dark: #FAFAF8;
    --bg-panel: #ffffff;
    --primary: #4F6CE5;
    --primary-hover: #4338ca;
    --accent: #1B7D4B;
    --primary-gradient: linear-gradient(135deg, #4F6CE5 0%, #7B5FC7 100%);
    --text-main: #1D1B18;
    --text-muted: #8C8880;
    --glass-bg: rgba(255, 255, 255, 0.88);
    --glass-border: #EBE8E3;
    --glass-blur: blur(20px);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.5;
}

h1,
h2,
h3,
.brand-font {
    font-family: 'Outfit', sans-serif;
    line-height: 1.2;
}

/* --- NAVIGATION --- */
.landing-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-main);
    text-decoration: none;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--primary-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    font-size: 20px;
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
    font-size: 0.95rem;
}

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

.btn-login {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    border: 1px solid var(--glass-border);
    transition: all 0.3s;
}

.btn-login:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--accent);
}

.btn-cta {
    background: var(--primary-gradient);
    color: white;
    text-decoration: none;
    font-weight: 600;
    padding: 0.6rem 1.5rem;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.2);
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 240, 255, 0.4);
}

/* --- HERO --- */
.hero {
    min-height: 100vh;
    padding: 160px 5% 100px 5%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: radial-gradient(circle at top, rgba(79, 108, 229, 0.05) 0%, transparent 70%),
        url('assets/hero_v2.png') center center/cover no-repeat;
    position: relative;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 300px;
    background: linear-gradient(to top, var(--bg-dark), transparent);
}

.hero-tag {
    background: rgba(0, 240, 255, 0.1);
    color: var(--accent);
    padding: 0.5rem 1.2rem;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border: 1px solid rgba(0, 240, 255, 0.2);
    margin-bottom: 2rem;
}

.hero h1 {
    font-family: 'EB Garamond', serif;
    font-size: 5rem;
    font-weight: 500;
    max-width: 1000px;
    margin-bottom: 1.5rem;
    letter-spacing: -1.5px;
    background: linear-gradient(to bottom, #1D1B18 60%, #5C574F 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
}

.hero p {
    font-family: 'EB Garamond', serif;
    font-size: 1.5rem;
    font-style: italic;
    color: var(--text-muted);
    max-width: 800px;
    margin-bottom: 3.5rem;
    line-height: 1.6;
}

/* --- SECTIONS --- */
.section {
    padding: 120px 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-header h2 {
    font-size: 3.2rem;
    margin-bottom: 1.2rem;
    letter-spacing: -1.5px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto;
}

/* --- FEATURES --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: var(--bg-panel);
    border: 1px solid var(--border);
    padding: 3rem 2rem;
    border-radius: 24px;
    text-align: left;
    transition: border-color 0.3s, transform 0.3s;
    border: 1px solid var(--glass-border);
}

.feature-card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: #EEF1FD;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 2rem;
}

.feature-card h3 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-muted);
    line-height: 1.7;
}

/* --- PRICING --- */
.pricing-container {
    padding: 120px 5%;
    background: radial-gradient(circle at bottom, rgba(0, 240, 255, 0.05) 0%, transparent 70%);
}

.pricing-grid {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.price-card {
    background: var(--bg-panel);
    border: 1px solid var(--glass-border);
    padding: 3rem 1.5rem;
    border-radius: 20px;
    width: calc(20% - 1.2rem);
    min-width: 240px;
    display: flex;
    flex-direction: column;
    transition: all 0.3s;
    position: relative;
    backdrop-filter: var(--glass-blur);
}

.price-card.popular {
    border-color: var(--accent);
    background: rgba(0, 240, 255, 0.03);
    transform: scale(1.05);
    z-index: 2;
    box-shadow: 0 10px 40px rgba(0, 240, 255, 0.1);
}

.popular-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-gradient);
    padding: 0.45rem 1.2rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    color: white;
}

.plan-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.plan-price {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 2rem;
}

.plan-price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-muted);
}

.plan-features {
    list-style: none;
    margin-bottom: 3rem;
    flex: 1;
}

.plan-features li {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.plan-features li i {
    color: var(--accent);
    font-size: 1.1rem;
}

.btn-plan {
    width: 100%;
    padding: 1rem;
    border-radius: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.05);
    color: white;
    text-decoration: none;
    display: block;
    text-align: center;
}

.price-card.popular .btn-plan {
    background: var(--primary-gradient);
    border: none;
    box-shadow: 0 4px 15px rgba(0, 240, 255, 0.3);
}

.btn-plan:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent);
}

/* --- FOOTER --- */
.footer {
    padding: 60px 5%;
    text-align: center;
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 0.9rem;
}

@media (max-width: 1200px) {
    .pricing-grid {
        gap: 1rem;
    }

    .price-card {
        min-width: 250px;
    }
}

@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: 1fr 1fr;
    }

    .hero h1 {
        font-size: 4rem;
    }
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .nav-links {
        display: none;
    }
}