/* Variables & Typography */
:root {
    --color-primary: #FF334B;
    /* Vibrant Red */
    --color-primary-hover: #E62E43;
    --color-dark: #252830;
    /* Dark Slate / Charcoal */
    --color-light: #F1F5F9;
    /* Light Slate / Gray */
    --color-white: #FFFFFF;
    --color-text-body: #4A4D55;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--color-dark);
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: var(--color-dark);
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

.bg-light {
    background-color: var(--color-light);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    color: var(--color-dark);
}

.section-title p {
    color: var(--color-text-body);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Buttons */
.btn-primary {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 12px 28px;
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    color: var(--color-white);
    transform: translateY(-2px);
}

.btn-outline {
    display: inline-block;
    background-color: transparent;
    color: var(--color-primary);
    padding: 12px 28px;
    border-radius: 6px;
    font-weight: 600;
    text-align: center;
    border: 2px solid var(--color-primary);
    cursor: pointer;
    transition: var(--transition);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-dark);
}

.logo-img {
    height: 35px;
    width: auto;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 25px;
}

.nav-links a {
    font-weight: 600;
    font-size: 0.95rem;
}

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

.btn-nav {
    background-color: var(--color-primary);
    color: var(--color-white) !important;
    padding: 8px 20px;
    border-radius: 4px;
}

.btn-nav:hover {
    background-color: var(--color-primary-hover) !important;
}

.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--color-dark);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    padding: 220px 0 160px;
    background-image: url('background-hero.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    text-align: left;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* Gradient overlay: Dark on the left fading to semi-transparent on the right */
    background: linear-gradient(90deg, rgba(37, 40, 48, 0.95) 0%, rgba(37, 40, 48, 0.7) 50%, rgba(37, 40, 48, 0.2) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    color: var(--color-white);
}

.hero-content h1 .highlight {
    color: var(--color-primary);
}

.hero-content p {
    font-size: 1.2rem;
    color: #F1F5F9;
    margin-bottom: 35px;
    max-width: 600px;
}

/* About Section */
.about {
    padding: 80px 0;
}

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

.feature-card {
    background: var(--color-white);
    padding: 40px 30px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.feature-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--color-dark);
}

.feature-card p {
    color: var(--color-text-body);
}

/* Packages Section */
.packages {
    padding: 80px 0;
}

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

.card {
    background: var(--color-white);
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.card .btn-primary,
.card .btn-outline {
    margin-top: auto;
}

.card:hover {
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.08);
}

.card.popular {
    border: 2px solid var(--color-primary);
    transform: scale(1.05);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    z-index: 1;
}

.badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
}

.card h3 {
    font-size: 1.8rem;
    margin-bottom: 5px;
}

.card .subtitle {
    color: var(--color-text-body);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.card .price {
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 5px;
    white-space: nowrap;
}

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

.card .speed {
    color: var(--color-primary);
    font-weight: 700;
    font-size: 1.1rem;
    margin-bottom: 25px;
}

.features-list {
    margin-bottom: 30px;
    text-align: left;
}

.features-list li {
    padding: 10px 0;
    border-bottom: 1px solid #E2E8F0;
    color: var(--color-text-body);
    font-size: 0.95rem;
}

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

/* Coverage Section */
.coverage {
    padding: 80px 0;
    background-color: var(--color-dark);
    color: var(--color-white);
    text-align: center;
}

.coverage-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.coverage-content p {
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 20px;
    opacity: 0.9;
}

.coverage-content .btn-primary {
    margin-top: 20px;
}

/* Register Section */
.register {
    padding: 80px 0;
}

.form-container {
    max-width: 700px;
    margin: 0 auto;
    background: var(--color-white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #CBD5E1;
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255, 51, 75, 0.1);
}

.btn-submit {
    width: 100%;
    font-size: 1.1rem;
    padding: 15px;
    margin-top: 10px;
}

.form-message {
    padding: 15px;
    border-radius: 6px;
    margin-top: 20px;
    margin-bottom: 20px;
    font-weight: 600;
    text-align: center;
}

.form-message.success {
    background-color: #D1FAE5;
    color: #065F46;
    border: 1px solid #34D399;
}

.form-message.error {
    background-color: #FEE2E2;
    color: #991B1B;
    border: 1px solid #F87171;
}

/* Footer & Contact */
.footer {
    background-color: #1A1C23;
    color: var(--color-white);
    padding: 60px 0 20px;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand h2 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.footer-brand span {
    color: var(--color-primary);
}

.footer-brand p {
    color: #94A3B8;
}

.footer-links h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.footer-links p {
    color: #94A3B8;
    margin-bottom: 10px;
    line-height: 1.5;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #334155;
    color: #64748B;
    font-size: 0.9rem;
}

/* Floating WhatsApp */
.floating-wa {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    transition: var(--transition);
}

.floating-wa:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.3);
}

/* Media Queries (Mobile Responsiveness) */
@media (max-width: 992px) {
    .card.popular {
        transform: scale(1);
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: -100%;
        width: 100%;
        background-color: var(--color-white);
        flex-direction: column;
        padding: 20px 0;
        box-shadow: 0 10px 10px rgba(0, 0, 0, 0.05);
        transition: 0.3s;
    }

    .nav-links.active {
        left: 0;
    }

    .hero {
        padding: 160px 0 100px;
    }

    .hero-overlay {
        /* On mobile, make the overlay uniformly dark so text is readable */
        background: rgba(37, 40, 48, 0.85);
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .pricing-cards {
        grid-template-columns: 1fr;
    }

    .form-container {
        padding: 25px;
    }

    .footer-content {
        flex-direction: column;
    }
}