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

:root {
    --bg-black: #0a0a0a;
    --bg-dark: #111111;
    --bg-card: #1a1a1a;
    --blood-red: #8b0000;
    --blood-red-bright: #a50000;
    --blood-red-light: #cc0000;
    --yellow-gold: #ffd700;
    --yellow-border: #ffcc00;
    --white: #ffffff;
    --gray: #cccccc;
    --dark-gray: #333333;
    --whatsapp-green: #25d366;
    --whatsapp-green-hover: #1ea952;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-black);
    color: var(--blood-red-light);
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    background-color: var(--bg-dark);
    border-bottom: 2px solid var(--yellow-border);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 2.5rem;
    filter: drop-shadow(0 0 10px var(--yellow-gold));
}

.logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--blood-red-bright);
    text-shadow: 0 0 20px var(--blood-red);
}

.nav {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: var(--blood-red-light);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    padding: 8px 16px;
    border: 1px solid transparent;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: var(--yellow-gold);
    border-color: var(--yellow-border);
    background-color: rgba(255, 204, 0, 0.1);
}

/* Hero */
.hero {
    padding: 80px 0;
    text-align: center;
    background: radial-gradient(ellipse at center, var(--bg-dark) 0%, var(--bg-black) 70%);
}

.hero h2 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--blood-red-bright);
    text-shadow: 0 0 30px var(--blood-red);
    margin-bottom: 16px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--yellow-gold);
    font-weight: 500;
    margin-bottom: 24px;
    text-shadow: 0 0 15px var(--yellow-gold);
}

.combo-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--blood-red), var(--blood-red-bright));
    color: var(--white);
    padding: 12px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    border: 2px solid var(--yellow-border);
    box-shadow: 0 0 20px rgba(170, 0, 0, 0.5), inset 0 0 20px rgba(255, 204, 0, 0.1);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 20px rgba(170, 0, 0, 0.5), inset 0 0 20px rgba(255, 204, 0, 0.1); }
    50% { box-shadow: 0 0 30px rgba(170, 0, 0, 0.8), inset 0 0 30px rgba(255, 204, 0, 0.2); }
}

/* Apps Section */
.apps-section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--blood-red-bright);
    text-align: center;
    margin-bottom: 50px;
    text-shadow: 0 0 20px var(--blood-red);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--blood-red), var(--yellow-gold), var(--blood-red));
    margin: 16px auto 0;
    border-radius: 2px;
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.app-card {
    background-color: var(--bg-card);
    border: 2px solid var(--yellow-border);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.app-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--blood-red), var(--yellow-gold), var(--blood-red));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.app-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(170, 0, 0, 0.3), 0 0 60px rgba(255, 204, 0, 0.1);
    border-color: var(--yellow-gold);
}

.app-card:hover::before {
    transform: scaleX(1);
}

.app-icon {
    font-size: 4rem;
    margin-bottom: 16px;
    filter: drop-shadow(0 0 15px var(--blood-red));
}

.app-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--blood-red-bright);
    margin-bottom: 12px;
    text-shadow: 0 0 10px var(--blood-red);
}

.app-description {
    color: var(--gray);
    font-size: 1rem;
    margin-bottom: 8px;
}

.app-size {
    display: inline-block;
    background-color: rgba(255, 204, 0, 0.1);
    color: var(--yellow-gold);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--yellow-border);
    margin-bottom: 20px;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--blood-red), var(--blood-red-bright));
    color: var(--white);
    text-decoration: none;
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    border: 2px solid var(--yellow-border);
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(170, 0, 0, 0.4);
}

.download-btn:hover {
    background: linear-gradient(135deg, var(--blood-red-bright), var(--blood-red-light));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(170, 0, 0, 0.6), 0 0 20px rgba(255, 204, 0, 0.3);
    border-color: var(--yellow-gold);
}

.download-btn:active {
    transform: translateY(0);
}

.btn-icon {
    font-size: 1.2rem;
}

/* Plans Section */
.plans-section {
    padding: 80px 0;
    background-color: var(--bg-dark);
}

.plans-subtitle {
    text-align: center;
    color: var(--yellow-gold);
    font-size: 1.1rem;
    margin-bottom: 50px;
    font-weight: 500;
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
    align-items: start;
}

.plan-card {
    background-color: var(--bg-card);
    border: 2px solid var(--dark-gray);
    border-radius: 16px;
    padding: 32px;
    display: flex;
    flex-direction: column;
    transition: all 0.3s ease;
    position: relative;
}

.plan-card:hover {
    border-color: var(--yellow-border);
    transform: translateY(-4px);
    box-shadow: 0 15px 30px rgba(170, 0, 0, 0.2);
}

.plan-card.featured {
    border-color: var(--yellow-border);
    transform: scale(1.02);
    box-shadow: 0 20px 40px rgba(255, 204, 0, 0.2), 0 0 60px rgba(170, 0, 0, 0.1);
    z-index: 1;
}

.plan-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--yellow-gold), #ffaa00);
    color: var(--bg-black);
    padding: 6px 20px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.plan-header {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--dark-gray);
}

.plan-header h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--blood-red-bright);
    margin-bottom: 12px;
    text-shadow: 0 0 10px var(--blood-red);
}

.plan-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--yellow-gold);
}

.amount {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--blood-red-bright);
    text-shadow: 0 0 20px var(--blood-red);
    line-height: 1;
}

.period {
    font-size: 1rem;
    color: var(--gray);
    font-weight: 500;
}

.plan-features {
    list-style: none;
    margin-bottom: 32px;
    flex: 1;
}

.plan-features li {
    color: var(--gray);
    padding: 10px 0;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--dark-gray);
    display: flex;
    align-items: center;
    gap: 8px;
}

.plan-features li:last-child {
    border-bottom: none;
}

.plan-btn {
    width: 100%;
    padding: 16px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid var(--yellow-border);
    background: linear-gradient(135deg, var(--blood-red), var(--blood-red-bright));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(170, 0, 0, 0.4);
}

.plan-btn:hover {
    background: linear-gradient(135deg, var(--blood-red-bright), var(--blood-red-light));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(170, 0, 0, 0.6), 0 0 20px rgba(255, 204, 0, 0.3);
    border-color: var(--yellow-gold);
}

.plan-btn.primary {
    background: linear-gradient(135deg, var(--yellow-gold), #ffaa00);
    color: var(--bg-black);
    border-color: var(--yellow-gold);
    box-shadow: 0 4px 15px rgba(255, 204, 0, 0.4);
}

.plan-btn.primary:hover {
    background: linear-gradient(135deg, #ffaa00, var(--yellow-gold));
    box-shadow: 0 8px 25px rgba(255, 204, 0, 0.6), 0 0 20px rgba(170, 0, 0, 0.3);
}

/* Contact Section */
.contact-section {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background-color: var(--bg-card);
    border: 2px solid var(--dark-gray);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    border-color: var(--yellow-border);
    box-shadow: 0 8px 20px rgba(170, 0, 0, 0.2);
}

.contact-icon {
    font-size: 2rem;
    filter: drop-shadow(0 0 10px var(--blood-red));
}

.contact-item h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--blood-red-bright);
    margin-bottom: 4px;
}

.contact-item a {
    color: var(--gray);
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-item a:hover {
    color: var(--yellow-gold);
}

.whatsapp-item {
    margin-top: 8px;
}

.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 18px 32px;
    background-color: var(--whatsapp-green);
    color: var(--white);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 12px;
    border: 2px solid var(--whatsapp-green);
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
}

.whatsapp-btn:hover {
    background-color: var(--whatsapp-green-hover);
    border-color: var(--whatsapp-green-hover);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.6);
}

.whatsapp-icon {
    font-size: 1.5rem;
}

/* Footer */
.footer {
    background-color: var(--bg-dark);
    border-top: 2px solid var(--yellow-border);
    padding: 30px 0;
    text-align: center;
}

.footer p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h2 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .nav {
        gap: 16px;
    }

    .nav-link {
        padding: 6px 12px;
        font-size: 0.9rem;
    }

    .apps-grid,
    .plans-grid {
        grid-template-columns: 1fr;
    }

    .plan-card.featured {
        transform: none;
    }

    .amount {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .header {
        padding: 16px 0;
    }

    .logo h1 {
        font-size: 1.4rem;
    }

    .hero {
        padding: 50px 0;
    }

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

    .app-card,
    .plan-card {
        padding: 24px;
    }
}

/* Focus states for accessibility */
a:focus-visible,
button:focus-visible {
    outline: 3px solid var(--yellow-gold);
    outline-offset: 2px;
}

/* Loading state for downloads */
.download-btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.download-btn.loading .btn-icon {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Coming Soon Card */
.app-card.coming-soon {
    opacity: 0.8;
    border-style: dashed;
}

.app-card.coming-soon:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--yellow-border);
}

.app-card.coming-soon::before {
    display: none;
}

.coming-soon-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--yellow-gold), #ffaa00);
    color: var(--bg-black);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}

.coming-soon-text {
    color: var(--gray);
    font-size: 0.9rem;
    margin-bottom: 16px;
    line-height: 1.5;
}

.whatsapp-download {
    background: linear-gradient(135deg, var(--whatsapp-green), var(--whatsapp-green-hover)) !important;
    border-color: var(--whatsapp-green) !important;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4) !important;
}

.whatsapp-download:hover {
    background: linear-gradient(135deg, var(--whatsapp-green-hover), #1db954) !important;
    border-color: var(--whatsapp-green-hover) !important;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.6) !important;
}