:root {
    --primary: #8b5cf6;
    --secondary: #ec4899;
    --bg-color: #0b0f19;
    --text-color: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-color);
    background-image: radial-gradient(circle at top right, rgba(139, 92, 246, 0.15), transparent 400px),
        radial-gradient(circle at bottom left, rgba(236, 72, 153, 0.15), transparent 400px);
    color: var(--text-color);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
    padding: 2rem;
}

.hero-section {
    text-align: center;
    padding: 4rem 2rem;
    max-width: 1000px;
    width: 100%;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    animation: slideUp 1s cubic-bezier(0.16, 1, 0.3, 1);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
}

p.subtitle {
    font-size: 1.25rem;
    font-weight: 300;
    opacity: 0.8;
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.6;
}

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

.btn {
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1.1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 10px 20px -10px var(--primary);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 25px -10px var(--primary);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
    width: 100%;
}

.feature-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 16px;
    text-align: left;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.04);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.feature-desc {
    font-size: 0.9rem;
    opacity: 0.7;
    line-height: 1.5;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   RESPONSIVE — TABLET (768px)
   ============================================ */
@media (max-width: 768px) {
    body {
        padding: 1.5rem;
    }

    .hero-section {
        padding: 3rem 1.5rem;
    }

    p.subtitle {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }

    .features {
        gap: 1.5rem;
        margin-top: 3rem;
    }
}

/* ============================================
   RESPONSIVE — MOBILE (425px)
   ============================================ */
@media (max-width: 425px) {
    body {
        padding: 1rem;
    }

    .hero-section {
        padding: 2rem 1.25rem;
        border-radius: 18px;
    }

    p.subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }

    .btn {
        padding: 0.8rem 1.8rem;
        font-size: 0.95rem;
    }

    .features {
        grid-template-columns: 1fr;
        gap: 1.25rem;
        margin-top: 2.5rem;
    }

    .feature-card {
        padding: 1.5rem;
    }
}

/* ============================================
   WHY CHOOSE SECTION
   ============================================ */
.why-section {
    margin-top: 5rem;
    padding: 3rem 2.5rem;
    background: rgba(139, 92, 246, 0.08);
    border: 1px solid rgba(236, 72, 153, 0.2);
    border-radius: 16px;
    max-width: 100%;
}

.why-section h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.why-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.why-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.why-check {
    color: var(--secondary);
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.why-item p {
    font-size: 0.95rem;
    line-height: 1.6;
    opacity: 0.85;
}

/* ============================================
   SUB-TAGLINE
   ============================================ */
p.sub-tagline {
    font-size: 1rem;
    font-weight: 300;
    opacity: 0.7;
    margin: -1rem auto 2.5rem;
    line-height: 1.5;
}

/* ============================================
   RESPONSIVE — WHY SECTION TABLET
   ============================================ */
@media (max-width: 768px) {
    .why-section {
        padding: 2rem 1.5rem;
        margin-top: 3.5rem;
    }

    .why-section h2 {
        font-size: 1.75rem;
        margin-bottom: 1.5rem;
    }

    .why-features {
        gap: 1.5rem;
    }
}

/* ============================================
   RESPONSIVE — WHY SECTION MOBILE
   ============================================ */
@media (max-width: 425px) {
    .why-section {
        padding: 1.5rem;
        margin-top: 2.5rem;
    }

    .why-section h2 {
        font-size: 1.5rem;
        margin-bottom: 1.25rem;
    }

    .why-features {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .why-item {
        gap: 0.75rem;
    }

    .why-check {
        font-size: 1.25rem;
    }

    .why-item p {
        font-size: 0.9rem;
    }
}