/* =========================================
   PREMIUM LANDING PAGE STYLES (DARK THEME)
   ========================================= */
:root {
    --dark-bg: #0f172a;
    --dark-card: #1e293b;
    --dark-border: #334155;
    --dark-text: #f8fafc;
    --dark-text-muted: #94a3b8;
    --accent-glow: #7c3aed;
    /* Violet */
    --accent-fire: #ef4444;
    /* Red for Panic */
    --accent-success: #10b981;
    /* Emerald */
}

body.landing-page {
    background-color: var(--dark-bg);
    color: var(--dark-text);
    font-family: 'Inter', sans-serif;
}

body.landing-page .navbar {
    background: rgba(15, 23, 42, 0.8) !important;
    backdrop-filter: blur(12px) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05) !important;
    box-shadow: none !important;
}

body.landing-page .navbar .logo {
    color: white !important;
}

body.landing-page .nav-links a {
    color: var(--dark-text-muted) !important;
}

body.landing-page .nav-links a:hover {
    color: white !important;
}

body.landing-page .btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* HERO SECTION */
.hero-premium {
    padding: 160px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Background Glow Effects */
.hero-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(124, 58, 237, 0.15) 0%, rgba(15, 23, 42, 0) 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
    pointer-events: none;
}

.hero-premium h1 {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 25px;
    color: white;
    letter-spacing: -0.03em;
}

.hero-premium h1 span.highlight {
    background: linear-gradient(135deg, #a78bfa 0%, #f472b6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-premium p {
    font-size: 1.3rem;
    color: var(--dark-text-muted);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
}

.btn-glow {
    background: var(--accent-glow);
    color: white;
    padding: 18px 45px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    box-shadow: 0 0 20px rgba(124, 58, 237, 0.4);
    transition: 0.3s;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-glow:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: 0 0 50px rgba(124, 58, 237, 0.6);
    color: white;
}

.social-proof {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    color: var(--dark-text-muted);
    font-size: 0.95rem;
}

.avatar-pile {
    display: flex;
}

.avatar-pile img {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    border: 3px solid var(--dark-bg);
    margin-left: -12px;
}

.avatar-pile img:first-child {
    margin-left: 0;
}

/* BENTO GRID */
.bento-section {
    padding: 50px 0 100px;
    position: relative;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 320px);
    gap: 25px;
}

.bento-card {
    background: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: 30px;
    position: relative;
    overflow: hidden;
    transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-decoration: none;
}

.bento-card:hover {
    transform: translateY(-8px);
    border-color: rgba(255, 255, 255, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.bento-content {
    padding: 35px;
    z-index: 2;
}

/* Card Specifics */
.card-panic {
    grid-column: span 2;
    grid-row: span 2;
    background: linear-gradient(145deg, #1e293b 0%, #450a0a 100%);
    border-color: #7f1d1d;
}

.card-panic .bento-icon {
    font-size: 5rem;
    margin-bottom: 20px;
    display: inline-block;
    filter: drop-shadow(0 0 20px rgba(239, 68, 68, 0.5));
}

.card-tutor {
    grid-column: span 1;
    grid-row: span 2;
    background: linear-gradient(to bottom, #1e293b, #1e1b4b);
}

.card-notes {
    grid-column: span 1;
    background: linear-gradient(135deg, #1e293b 0%, #064e3b 100%);
}

.card-game {
    grid-column: span 1;
    background: #1e293b;
}

.bento-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 10px;
    color: white;
}

.bento-desc {
    color: var(--dark-text-muted);
    line-height: 1.5;
    font-size: 1.1rem;
}

/* Feature Showcase */
.showcase-section {
    padding: 100px 0;
    border-top: 1px solid var(--dark-border);
    position: relative;
}

.section-head-premium {
    text-align: center;
    margin-bottom: 80px;
}

.section-head-premium h2 {
    font-size: 3rem;
    font-weight: 800;
    color: white;
    margin-bottom: 20px;
}

/* CSS Grid Comparison Styles */
.comparison-wrapper-dark {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--dark-border);
    border-radius: 24px;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
}

.comp-grid-header {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    padding: 20px;
    border-bottom: 1px solid var(--dark-border);
    font-size: 1.2rem;
    font-weight: 700;
}

.comp-grid-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    align-items: center;
    transition: 0.2s;
}

.comp-grid-row:hover {
    background: rgba(255, 255, 255, 0.02);
}

.comp-feature {
    font-weight: 600;
    color: var(--dark-text-muted);
}

.comp-val {
    padding: 10px;
    border-radius: 8px;
    text-align: center;
}

.comp-val.bad {
    color: #ef4444;
}

.comp-val.good {
    color: var(--accent-success);
    font-weight: 600;
    background: rgba(16, 185, 129, 0.05);
    border: 1px solid rgba(16, 185, 129, 0.1);
}

/* Mobile Responsive Comparison */
@media (max-width: 768px) {
    .comp-grid-header {
        display: none;
        /* Hide header on mobile */
    }

    .comp-grid-row {
        grid-template-columns: 1fr;
        gap: 10px;
        background: rgba(255, 255, 255, 0.02);
        margin-bottom: 15px;
        border-radius: 12px;
        border: 1px solid var(--dark-border);
    }

    .comp-feature {
        font-size: 1.2rem;
        color: white;
        margin-bottom: 5px;
        text-align: center;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        padding-bottom: 10px;
    }

    .comp-val {
        display: flex;
        justify-content: space-between;
        align-items: center;
        background: transparent !important;
        border: none !important;
        padding: 5px 0;
        text-align: left;
    }

    .comp-val::before {
        content: attr(data-label);
        font-size: 0.9rem;
        color: var(--dark-text-muted);
        font-weight: normal;
    }

    /* We need to use nth-child because we removed data-label from HTML for simplicity, 
       or we can assume specific order: 1=Feature, 2=Bad, 3=Good */
    .comp-val.bad::before {
        content: "ChatGPT:";
    }

    .comp-val.good::before {
        content: "TugasEnteng:";
    }
}

/* Pricing Premium */
.pricing-section-premium {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--dark-bg) 0%, #1e1b4b 100%);
}

.pricing-premium {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-top: 50px;
}

.price-card-dark {
    background: rgba(30, 41, 59, 0.7);
    backdrop-filter: blur(10px);
    border: 1px solid var(--dark-border);
    padding: 50px 40px;
    border-radius: 30px;
    width: 380px;
    text-align: center;
    transition: 0.3s;
}

.price-card-dark:hover {
    transform: translateY(-10px);
    border-color: var(--accent-glow);
}

.price-card-dark.featured {
    border: 2px solid var(--accent-glow);
    background: rgba(30, 41, 59, 0.9);
    position: relative;
    box-shadow: 0 0 50px rgba(124, 58, 237, 0.15);
}

.popular-badge {
    background: var(--accent-glow);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 700;
    font-size: 0.9rem;
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
}

.price-amount {
    font-size: 4rem;
    font-weight: 800;
    color: white;
    margin: 20px 0;
    letter-spacing: -2px;
}

.price-label {
    color: var(--dark-text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
    font-size: 0.9rem;
}

.price-features-list {
    text-align: left;
    margin: 40px 0;
    list-style: none;
    padding: 0;
}

.price-features-list li {
    margin-bottom: 18px;
    color: #cbd5e1;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1rem;
}

.check-icon {
    color: var(--accent-success);
    font-weight: bold;
}

.x-icon {
    color: #64748b;
}

/* Mobile Responsive */
@media (max-width: 900px) {
    .hero-premium h1 {
        font-size: 3rem;
    }

    .bento-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .card-panic,
    .card-tutor,
    .card-notes,
    .card-game {
        grid-column: span 1;
        grid-row: auto;
        min-height: 280px;
    }

    .bento-section {
        padding-top: 0;
    }

    .hero-buttons {
        flex-direction: column;
    }
}

/* WhatsApp Bubble */
.wa-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 35px;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: 0.3s;
    text-decoration: none;
}

.wa-float:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.6);
    color: white;
}