:root {
    --primary: #ff6b00;
    --primary-hover: #e66000;
    --bg-dark: #121212;
    --bg-alt: #18181b;
    --bg-surface: #1e1e1e;
    --bg-surface-light: #2a2a2a;
    --text-main: #ffffff;
    --text-muted: #a1a1aa;
    --border: #3f3f46;

    --success: #22c55e;
    --danger: #ef4444;

    --radius: 12px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.5;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hidden {
    display: none !important;
}

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

/* Header & Nav */
.header {
    background-color: rgba(18, 18, 18, 0.95);
    backdrop-filter: blur(8px);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
}

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

.nav {
    display: flex;
    gap: 15px;
    align-items: center;
}

.nav a {
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition);
}

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

.cart-link {
    position: relative;
    display: flex;
    align-items: center;
}

.cart-count {
    background-color: var(--primary);
    color: white;
    font-size: 0.75rem;
    padding: 2px 6px;
    border-radius: 10px;
    margin-left: 5px;
    font-weight: 800;
}

/* Buttons */
.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: var(--transition);
    font-size: 1rem;
}

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

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

.btn-outline {
    background-color: transparent;
    border: 1px solid var(--border);
    color: var(--text-main);
}

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

.btn-danger {
    background-color: transparent;
    border: 1px solid var(--danger);
    color: var(--danger);
}

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

.btn-full {
    width: 100%;
}

.btn:disabled,
.btn[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* Sections */
.section {
    padding: 100px 0 60px;
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 2rem;
    margin-bottom: 10px;
}

.section-header p {
    color: var(--text-muted);
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(rgba(18, 18, 18, 0.9), rgba(18, 18, 18, 0.7)), url('https://images.unsplash.com/photo-1534438327276-14e5300c3a48?q=80&w=2070&auto=format&fit=crop') center/cover;
    padding-top: 70px;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 15px;
    line-height: 1.2;
}

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

.hero-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-direction: column;
}

/* Grids (Plans & Services) */
.plans-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}

.card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
}

.card h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.card .price {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 15px;
    color: var(--primary);
}

.card p {
    color: var(--text-muted);
    margin-bottom: 20px;
    font-size: 0.95rem;
    flex-grow: 1;
}

.card ul {
    list-style: none;
    margin-bottom: 30px;
    flex-grow: 1;
}

.card ul li {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    font-size: 0.95rem;
}

.card ul li::before {
    content: '✓';
    color: var(--primary);
    font-weight: bold;
    margin-right: 10px;
}

/* Management Card */
.management-card {
    background-color: var(--bg-surface-light);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.management-card h3 {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.management-card p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.status-badge {
    display: inline-block;
    background-color: rgba(255, 107, 0, 0.1);
    color: var(--primary);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
}

/* Cart */
.cart-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.cart-items {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
}

.empty-cart-msg {
    text-align: center;
    color: var(--text-muted);
    padding: 40px 0;
}

.cart-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    gap: 15px;
}

.cart-item:last-child {
    border-bottom: none;
}

.cart-item-info {
    flex-grow: 1;
    min-width: 150px;
}

.cart-item-info h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.cart-item-info .item-price {
    color: var(--primary);
    font-weight: 600;
}

.cart-controls {
    display: flex;
    align-items: center;
    gap: 15px;
}

.qty-controls {
    display: flex;
    align-items: center;
    background-color: var(--bg-dark);
    border-radius: 8px;
    border: 1px solid var(--border);
    overflow: hidden;
}

.qty-btn {
    background: none;
    border: none;
    color: var(--text-main);
    width: 30px;
    height: 30px;
    cursor: pointer;
    transition: var(--transition);
}

.qty-btn:hover {
    background-color: var(--border);
}

.qty-value {
    width: 40px;
    text-align: center;
    font-weight: 600;
}

.btn-remove {
    background: none;
    border: none;
    color: var(--danger);
    cursor: pointer;
    transition: var(--transition);
    padding: 5px;
}

.btn-remove:hover {
    opacity: 0.7;
}

.cart-summary {
    background-color: var(--bg-surface-light);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 25px;
    height: fit-content;
}

.cart-summary h3 {
    margin-bottom: 20px;
    font-size: 1.3rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 10px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.total-row {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--primary);
    border-top: 1px solid var(--border);
    padding-top: 15px;
    margin-top: 10px;
    margin-bottom: 25px;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--success);
    color: white;
    padding: 15px 25px;
    border-radius: 8px;
    font-weight: 600;
    z-index: 1000;
    transform: translateY(0);
    opacity: 1;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.toast.hidden {
    transform: translateY(100px);
    opacity: 0;
    pointer-events: none;
}

/* Modal */
.modal {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(5px);
}

.modal.hidden {
    display: none !important;
}

.modal-content {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 30px;
    width: 90%;
    max-width: 400px;
    position: relative;
}

.close-modal {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-muted);
}

.close-modal:hover {
    color: var(--text-main);
}

.form-group {
    margin-bottom: 15px;
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 5px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.form-group input {
    padding: 10px 15px;
    border-radius: 8px;
    border: 1px solid var(--border);
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: inherit;
    font-size: 1rem;
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
}

.cart-container.empty-layout {
    grid-template-columns: 1fr !important;
    max-width: 600px;
    margin: 0 auto;
}

.footer {
    text-align: center;
    padding: 30px 0;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
}

/* Responsive Media Queries */
@media (min-width: 768px) {
    .hero h1 {
        font-size: 4rem;
    }

    .hero-actions {
        flex-direction: row;
    }

    .plans-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .cart-container {
        grid-template-columns: 2fr 1fr;
        align-items: start;
    }
}

@media (max-width: 460px) {
    .logo {
        display: none;
    }

    .header-content {
        justify-content: center;
    }

    .nav {
        justify-content: center;
        gap: 12px;
    }

    .nav a {
        font-size: 0.85rem; /* Achicamos apenas la fuente para asegurar que entre */
    }
}