/*
Theme Name: Noxtel Academy
Theme URI: https://academy.noxtel.mx
Author: Noxtel
Author URI: https://noxtel.mx
Description: Tema WordPress para Noxtel Academy - Plataforma de cursos de Data Centers y Misión Crítica
Version: 1.0.1
License: Proprietary
Text Domain: noxtel-academy
*/

/* ==========================================================================
   CSS Variables
   ========================================================================== */

:root {
    /* Colors */
    --color-primary: #0056b3;
    --color-primary-dark: #004494;
    --color-primary-light: rgba(0, 86, 179, 0.1);

    --color-success: #28a745;
    --color-warning: #ff6b00;
    --color-danger: #dc3545;

    --color-dark: #111;
    --color-gray: #666;
    --color-gray-light: #999;
    --color-border: #ddd;

    --color-bg: #fff;
    --color-bg-hero: #f4f4f4;
    --color-bg-alt: #fafafa;

    /* Typography */
    --font-family: 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --line-height: 1.6;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Layout */
    --max-width: 1200px;
    --max-width-narrow: 800px;
    --max-width-form: 500px;

    /* Border Radius */
    --radius-sm: 3px;
    --radius-md: 5px;
    --radius-lg: 8px;
    --radius-xl: 12px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: var(--line-height);
    color: var(--color-dark);
    background-color: var(--color-bg);
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--color-dark);
    margin-top: 0;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
    line-height: 1.3;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-top: 0;
    margin-bottom: var(--spacing-md);
}

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

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

img {
    max-width: 100%;
    height: auto;
}

img.custom-logo {
    max-width: 200px;
}

ul,
ol {
    padding-left: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

li {
    margin-bottom: var(--spacing-sm);
}

blockquote {
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg);
    background: var(--color-bg-alt);
    border-left: 4px solid var(--color-primary);
    border-radius: var(--radius-md);
}

blockquote p:last-child {
    margin-bottom: 0;
}

blockquote footer {
    margin-top: var(--spacing-md);
    font-style: italic;
    color: var(--color-gray);
}

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.container--narrow {
    max-width: var(--max-width-narrow);
}

.container--form {
    max-width: var(--max-width-form);
}

.section {
    padding: var(--spacing-3xl) 0;
}

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

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-xs) 0;
    /* Reduced from sm */
}

.site-logo {
    display: flex;
    align-items: center;
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-dark);
}

.site-logo img {
    height: 38px;
    /* Slightly reduced height */
    width: auto;
    display: block;
}

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

/* Auth Pages Differentiation */
.auth-container--login .form {
    border-top: 4px solid var(--color-primary);
}

.auth-container--register .form {
    border-top: 4px solid var(--color-success);
}

.auth-container--login h1 {
    color: var(--color-primary);
}

.auth-container--register h1 {
    color: var(--color-success);
}

.form-footer .btn--outline {
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-gray);
    font-size: var(--font-size-sm);
}

.form-footer .btn--outline:hover {
    background: var(--color-bg-alt);
    border-color: var(--color-gray-light);
    color: var(--color-dark);
}

/* Navigation */
.site-nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.site-nav__link {
    color: var(--color-gray);
    font-weight: 500;
    padding: var(--spacing-sm) 0;
    position: relative;
}

.site-nav__link:hover,
.site-nav__link--active {
    color: var(--color-dark);
}

/* Dropdown Menu Styles */
.site-nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--spacing-lg);
}

.site-nav li {
    position: relative;
    margin: 0;
}

.site-nav li a {
    color: var(--color-gray);
    font-weight: 500;
    padding: var(--spacing-md) 0;
    display: block;
    transition: color var(--transition-fast);
}

.site-nav li:hover>a {
    color: var(--color-dark);
}

/* Sub-menu (Dropdown) */
.site-nav .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--color-bg);
    min-width: 200px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    display: block;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-base);
    z-index: 100;
    flex-direction: column;
    gap: 0;
}

.site-nav li:hover>.sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.site-nav .sub-menu li {
    width: 100%;
}

.site-nav .sub-menu a {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    font-size: var(--font-size-sm);
}

.site-nav .sub-menu li:last-child a {
    border-bottom: none;
}

.site-nav .sub-menu a:hover {
    background-color: var(--color-bg-hero);
    color: var(--color-primary);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: var(--spacing-sm);
    cursor: pointer;
    color: var(--color-dark);
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }

    .site-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-bg);
        flex-direction: column;
        padding: var(--spacing-lg);
        border-bottom: 1px solid var(--color-border);
        gap: var(--spacing-md);
    }

    .site-nav.is-open {
        display: flex;
    }

    .site-nav__link {
        padding: var(--spacing-sm) 0;
    }
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
    background-color: var(--color-bg-hero);
    width: 100%;
}

.hero h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.hero p {
    font-size: var(--font-size-lg);
    color: var(--color-gray);
    max-width: 600px;
    margin: 0 auto var(--spacing-xl);
}

.hero__ctas {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }

    .hero__ctas {
        flex-direction: column;
        align-items: center;
    }
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

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

.btn--secondary {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

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

.btn--large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

.btn--small {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
}

.btn--full {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* ==========================================================================
   Cards
   ========================================================================== */

.card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: box-shadow var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.card__description {
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
}

.card__link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 500;
}

/* ==========================================================================
   Pricing Cards
   ========================================================================== */

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.pricing-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
    background: var(--color-bg);
}

.pricing-card--featured {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
}

.pricing-card__badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

.pricing-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.pricing-card__price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-dark);
}

.pricing-card__price span {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-gray);
}

.pricing-card__features {
    list-style: none;
    padding: 0;
    margin: var(--spacing-xl) 0;
    text-align: left;
}

.pricing-card__features li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-border);
}

.pricing-card__features li:last-child {
    border-bottom: none;
}

/* ==========================================================================
   Forms
   ========================================================================== */

.form {
    max-width: var(--max-width-form);
    margin: 0 auto;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--color-dark);
}

.form-label--required::after {
    content: ' *';
    color: var(--color-danger);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-md);
    font-size: 1rem;
    font-family: inherit;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-bg);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-input::placeholder {
    color: var(--color-gray-light);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-note {
    font-size: var(--font-size-sm);
    color: var(--color-gray);
    margin-top: var(--spacing-xl);
    text-align: center;
}

.form-error {
    color: var(--color-danger);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

/* Radio & Checkbox */
.form-radio-group,
.form-checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-radio,
.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.form-radio input,
.form-checkbox input {
    accent-color: var(--color-primary);
    width: 18px;
    height: 18px;
}

/* ==========================================================================
   Alerts / Messages
   ========================================================================== */

.alert {
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.alert h3 {
    margin-bottom: var(--spacing-sm);
}

.alert p {
    margin-bottom: 0;
}

.alert--info {
    background: var(--color-primary-light);
    border: 1px solid var(--color-primary);
}

.alert--info h3 {
    color: var(--color-primary);
}

.alert--warning {
    background: rgba(255, 107, 0, 0.05);
    border: 1px solid var(--color-warning);
}

.alert--warning h3 {
    color: var(--color-warning);
}

.alert--success {
    background: rgba(40, 167, 69, 0.05);
    border: 1px solid var(--color-success);
}

.alert--success h3 {
    color: var(--color-success);
}

.alert--danger {
    background: rgba(220, 53, 69, 0.05);
    border: 1px solid var(--color-danger);
}

.alert--danger h3 {
    color: var(--color-danger);
}

/* ==========================================================================
   Dashboard
   ========================================================================== */

.dashboard-header {
    background: var(--color-bg-hero);
    padding: var(--spacing-2xl) var(--spacing-lg);
    text-align: center;
}

.dashboard-header h1 {
    margin-bottom: var(--spacing-sm);
}

.dashboard-header p {
    color: var(--color-gray);
    margin-bottom: 0;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    padding: var(--spacing-2xl) 0;
}

.course-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.course-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.course-card__image {
    width: 100%;
    height: 180px;
    object-fit: cover;
    background: var(--color-bg-hero);
}

.course-card__content {
    padding: var(--spacing-lg);
}

.course-card__badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.course-card__badge--free {
    background: var(--color-success);
    color: white;
}

.course-card__badge--pro {
    background: var(--color-primary);
    color: white;
}

.course-card__badge--locked {
    background: var(--color-gray);
    color: white;
}

.course-card__title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
}

.course-card__description {
    color: var(--color-gray);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

.course-card__meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-sm);
    color: var(--color-gray);
}

/* ==========================================================================
   Lessons
   ========================================================================== */

.lessons-container {
    max-width: var(--max-width-narrow);
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-lg);
}

.lesson-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.lesson-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
}

.lesson-item--locked {
    opacity: 0.7;
}

.lesson-item__header {
    display: flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--color-bg-alt);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.lesson-item__header:hover {
    background: var(--color-bg-hero);
}

.lesson-item__number {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary);
    color: white;
    border-radius: 50%;
    font-weight: 600;
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.lesson-item--locked .lesson-item__number {
    background: var(--color-gray);
}

.lesson-item__title {
    flex: 1;
    font-weight: 500;
}

.lesson-item__duration {
    color: var(--color-gray);
    font-size: var(--font-size-sm);
}

.lesson-item__badge {
    margin-left: var(--spacing-md);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-sm);
    background: var(--color-primary);
    color: white;
}

.lesson-item--locked .lesson-item__badge {
    background: var(--color-gray);
}

.lesson-item__content {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

/* Video Player Container */
.video-container {
    position: relative;
    padding-bottom: 56.25%;
    /* 16:9 */
    height: 0;
    overflow: hidden;
    background: #000;
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
}

.video-container iframe,
.video-container video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Locked Content Overlay */
.locked-overlay {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-3xl);
    background: var(--color-bg-hero);
    border-radius: var(--radius-lg);
    text-align: center;
}

.locked-overlay__icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.locked-overlay__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.locked-overlay__text {
    color: var(--color-gray);
    margin-bottom: var(--spacing-lg);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
    background: var(--color-dark);
    color: var(--color-bg);
    padding: var(--spacing-2xl) 0;
    margin-top: var(--spacing-3xl);
}

.site-footer__inner {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--spacing-xl);
}

.site-footer__section {
    flex: 1;
    min-width: 200px;
}

.site-footer__title {
    color: var(--color-bg);
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
}

.site-footer__links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.site-footer__links a {
    color: var(--color-gray-light);
    display: block;
    padding: var(--spacing-xs) 0;
}

.site-footer__links a:hover {
    color: var(--color-bg);
}

.site-footer__copyright {
    text-align: center;
    padding-top: var(--spacing-xl);
    margin-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-gray-light);
    font-size: var(--font-size-sm);
}

/* ==========================================================================
   Utilities
   ========================================================================== */

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.text-muted {
    color: var(--color-gray);
}

.text-primary {
    color: var(--color-primary);
}

.text-success {
    color: var(--color-success);
}

.text-warning {
    color: var(--color-warning);
}

.text-danger {
    color: var(--color-danger);
}

.mb-0 {
    margin-bottom: 0;
}

.mb-sm {
    margin-bottom: var(--spacing-sm);
}

.mb-md {
    margin-bottom: var(--spacing-md);
}

.mb-lg {
    margin-bottom: var(--spacing-lg);
}

.mb-xl {
    margin-bottom: var(--spacing-xl);
}

.mt-0 {
    margin-top: 0;
}

.mt-md {
    margin-top: var(--spacing-md);
}

.mt-lg {
    margin-top: var(--spacing-lg);
}

.mt-xl {
    margin-top: var(--spacing-xl);
}

.py-xl {
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

.py-2xl {
    padding-top: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
}

.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* Lead text */
.lead {
    font-size: var(--font-size-lg);
    color: var(--color-gray);
}

/* Divider */
.divider {
    height: 1px;
    background: var(--color-border);
    margin: var(--spacing-2xl) 0;
}