/* Base & Variables */
:root {
    --bg-dark: #0a0a0c;
    --bg-card: #151518;
    --text-main: #ffffff;
    --text-muted: #8892b0;
    --accent-red: #ff3333;
    --accent-red-glow: rgba(255, 51, 51, 0.4);
    --border-color: #2a2a35;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-family: var(--font-heading);
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.btn-primary {
    background-color: var(--accent-red);
    color: #fff;
    box-shadow: 0 4px 15px var(--accent-red-glow);
}

.btn-primary:hover {
    background-color: #ff1a1a;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 51, 51, 0.6);
}

.btn-gradient {
    background: linear-gradient(135deg, #ff3333 0%, #cc0000 100%);
    color: #fff;
    box-shadow: 0 4px 15px var(--accent-red-glow);
    font-size: 1rem;
    padding: 16px 36px;
    border-radius: 50px;
}

.btn-gradient:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 51, 51, 0.6);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--text-muted);
    color: var(--text-main);
    font-size: 1rem;
    padding: 14px 34px;
    border-radius: 50px;
}

.btn-outline:hover {
    border-color: var(--text-main);
    background: rgba(255,255,255,0.05);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    background: rgba(10, 10, 12, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    transition: padding 0.3s ease;
}

.navbar.scrolled {
    padding: 15px 5%;
    background: rgba(10, 10, 12, 0.95);
}

.logo a {
    font-size: 1.8rem;
    font-weight: 900;
    font-family: var(--font-heading);
    letter-spacing: -1px;
}

.logo span {
    color: var(--accent-red);
}

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

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-main);
    transition: color 0.3s ease;
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.hamburger {
    display: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-main);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 5% 60px;
    overflow: hidden;
    background: url('images/hero_tv.png') center/cover no-repeat;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to right, rgba(10, 10, 12, 0.95) 0%, rgba(10, 10, 12, 0.7) 100%);
    z-index: 0;
}

.hero-bg {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--accent-red-glow) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    filter: blur(80px);
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(200,0,0,0.2) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    filter: blur(80px);
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero-title span {
    background: linear-gradient(to right, #fff, #ff6b6b);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    max-width: 600px;
}

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

.trust-indicators {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.trust-item i {
    color: var(--accent-red);
    font-size: 1.2rem;
}

/* Section Common */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 2.8rem;
    margin-bottom: 15px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Features */
.features-section {
    padding: 100px 5%;
    background: linear-gradient(180deg, var(--bg-dark), rgba(20,20,25,0.5), var(--bg-dark));
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--bg-card);
    padding: 40px 30px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-red), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 51, 51, 0.3);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card .icon {
    font-size: 2.5rem;
    color: var(--accent-red);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Pricing - The Core Copy from Image */
.pricing-section {
    padding: 100px 5%;
    max-width: 1300px;
    margin: 0 auto;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.pricing-card {
    background: #17171a;
    border: 2px solid var(--accent-red);
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: transform 0.3s ease;
    box-shadow: 0 0 15px rgba(255, 51, 51, 0.15);
    display: flex;
    flex-direction: column;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 30px rgba(255, 51, 51, 0.3);
}

.pricing-card.most-popular {
    box-shadow: 0 0 25px rgba(255, 51, 51, 0.4);
    transform: scale(1.05);
    z-index: 2;
    background: #1c1c20;
}

.pricing-card.most-popular:hover {
    transform: scale(1.05) translateY(-10px);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--accent-red);
    color: #fff;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.plan-header {
    margin-bottom: 30px;
}

.term {
    color: var(--accent-red);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.plan-name {
    font-size: 1.5rem;
    color: #fff;
    margin-top: 5px;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.price {
    font-size: 4rem;
    font-weight: 800;
    color: var(--accent-red);
    line-height: 1;
    font-family: var(--font-heading);
}

.price span {
    font-size: 2rem;
    vertical-align: super;
}

.plan-features {
    text-align: left;
    margin-bottom: 40px;
    flex-grow: 1;
}

.plan-features li {
    font-size: 0.85rem;
    color: #e0e0e0;
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-weight: 600;
}

.plan-features li i {
    color: var(--accent-red);
    font-size: 0.7rem;
    margin-top: 4px;
}

.plan-footer {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.btn-order {
    background: var(--accent-red);
    color: #fff;
    border-radius: 25px;
    padding: 15px;
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: none;
    box-shadow: 0 5px 15px rgba(255, 51, 51, 0.4);
}

.btn-order:hover {
    background: #ff1a1a;
    box-shadow: 0 8px 25px rgba(255, 51, 51, 0.6);
}

.billing {
    font-size: 0.8rem;
    color: #a0a0a0;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
}

/* Compatibility Section */
.compatibility-section {
    padding: 100px 5%;
    background: rgba(21, 21, 24, 0.6);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.compatibility-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 60px;
}

.comp-text {
    flex: 1;
}

.comp-text h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.comp-text p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.device-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.dev {
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 1.1rem;
    font-weight: 600;
}

.dev i {
    font-size: 1.8rem;
    color: var(--accent-red);
}

.comp-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.devices-img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.6);
    transition: transform 0.3s ease;
}

.devices-img:hover {
    transform: scale(1.02);
}

/* Modal Contacts */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(5px);
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    opacity: 1;
}

.modal-content {
    background: var(--bg-card);
    padding: 40px;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 50px rgba(255, 51, 51, 0.2);
    width: 90%;
    max-width: 500px;
    position: relative;
    text-align: center;
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}

.modal.show .modal-content {
    transform: translateY(0);
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    color: var(--text-muted);
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s;
}

.close-modal:hover,
.close-modal:focus {
    color: #fff;
    text-decoration: none;
}

.modal-header h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
    color: #fff;
}

.modal-header p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 30px;
}

.modal-buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.btn-whatsapp {
    background-color: #25D366;
    color: #fff;
    font-size: 1.1rem;
    padding: 16px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
}

.btn-whatsapp:hover {
    background-color: #1ebe57;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

.btn-telegram {
    background-color: #0088cc;
    color: #fff;
    font-size: 1.1rem;
    padding: 16px;
    border-radius: 8px;
    box-shadow: 0 4px 15px rgba(0, 136, 204, 0.4);
}

.btn-telegram:hover {
    background-color: #0077b5;
    box-shadow: 0 6px 20px rgba(0, 136, 204, 0.6);
}

.btn-whatsapp i, .btn-telegram i {
    font-size: 1.4rem;
    margin-right: 8px;
}

/* FAQ */
.faq-section {
    padding: 100px 5%;
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    margin-bottom: 15px;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-question {
    padding: 20px 25px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question i {
    font-size: 1.5rem;
    color: var(--accent-red);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    color: var(--text-muted);
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 0 25px 20px;
    max-height: 500px;
}

/* SEO Text Block */
.seo-text-block {
    padding: 80px 5%;
    background: var(--bg-dark);
    max-width: 1000px;
    margin: 0 auto;
}
.seo-content h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--text-main);
}
.seo-content h3 {
    font-size: 1.5rem;
    margin-top: 30px;
    margin-bottom: 15px;
    color: var(--accent-red);
}
.seo-content p {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 20px;
}
.seo-content strong {
    color: #fff;
    font-weight: 700;
}

/* Footer */
footer {
    background: #060608;
    padding: 80px 5% 30px;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto 60px;
}

.footer-brand {
    max-width: 350px;
}

.footer-brand .logo {
    font-size: 1.8rem;
    font-weight: 900;
    margin-bottom: 20px;
}

.footer-brand p {
    color: var(--text-muted);
    margin-bottom: 25px;
}

.socials {
    display: flex;
    gap: 15px;
}

.socials a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--text-main);
    transition: all 0.3s ease;
}

.socials a:hover {
    background: var(--accent-red);
    transform: translateY(-3px);
}

.footer-links h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    color: var(--text-muted);
    transition: color 0.3s ease;
}

.footer-links ul li a:hover {
    color: var(--text-main);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.05);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1100px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .pricing-card.most-popular {
        transform: none;
    }
    .pricing-card.most-popular:hover {
        transform: translateY(-10px);
    }
}

@media (max-width: 900px) {
    .hero-title {
        font-size: 3.5rem;
    }
    .compatibility-content {
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .nav-links, .nav-actions .btn {
        display: none;
    }
    .hamburger {
        display: block;
    }
    .hero {
        padding-top: 150px;
        text-align: center;
    }
    .hero-buttons {
        justify-content: center;
        flex-direction: column;
    }
    .trust-indicators {
        justify-content: center;
    }
    .hero-title {
        font-size: 2.8rem;
    }
    .pricing-grid {
        grid-template-columns: 1fr;
    }
}