/* Reset y base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #C1272D;
    --primary-dark: #9B1F24;
    --secondary-color: #2c3e50;
    --accent-color: #f39c12;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --gradient-primary: linear-gradient(135deg, #C1272D 0%, #9B1F24 100%);
    --gradient-secondary: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
}

/* Header y navegación */
.header {
    background: var(--bg-white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo-img {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.brand-text .brand-title {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 0.2rem;
    font-weight: 700;
}

.brand-text p:not(.brand-title) {
    font-size: 0.9rem;
    color: var(--text-light);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0.5rem;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: 0.3s;
    display: block;
}

/* Hero section */
.hero {
    position: relative;
    background: var(--gradient-primary);
    background-image: url('../images/banner/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    padding: 8rem 2rem 6rem;
    text-align: center;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(193, 39, 45, 0.9) 0%, rgba(155, 31, 36, 0.85) 100%);
    z-index: 1;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 3rem;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.2s both;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-actions .btn {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

/* Secciones generales */
.section {
    padding: 4rem 2rem;
}

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

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

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

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

/* Tarjetas de contenido */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.card {
    background: var(--bg-white);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.card h3 {
    font-size: 1.3rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* Horario */
.schedule-container {
    background: var(--bg-white);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    margin-top: 2rem;
}

.schedule-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1.5rem;
}

.schedule-table th,
.schedule-table td {
    padding: 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.schedule-table th {
    background: var(--bg-light);
    font-weight: 600;
    color: var(--text-dark);
}

.schedule-table td {
    color: var(--text-light);
}

.schedule-table .highlight {
    background: rgba(225, 6, 19, 0.1);
    color: var(--primary-color);
    font-weight: 500;
}

/* Programa semanal */
.week-program {
    display: grid;
    gap: 2rem;
    margin-top: 3rem;
}

.week-card {
    background: var(--bg-white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.week-header {
    background: var(--gradient-primary);
    color: white;
    padding: 1.5rem 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.week-number {
    background: rgba(255, 255, 255, 0.2);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.week-content {
    padding: 2rem;
}

.topic-list {
    list-style: none;
}

.topic-list li {
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 1rem;
}

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

.topic-list li::before {
    content: "✓";
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Formulario de inscripción */
.enrollment-form {
    background: var(--bg-white);
    border-radius: 15px;
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    max-width: 600px;
    margin: 2rem auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

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

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-full {
    width: 100%;
    text-align: center;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 3rem 2rem 1rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* Animaciones */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow-lg);
        padding: 2rem 0;
    }

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

    .hamburger {
        display: flex;
    }

    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }

    .hamburger.active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .content-grid {
        grid-template-columns: 1fr;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .schedule-table {
        font-size: 0.9rem;
    }

    .schedule-table th,
    .schedule-table td {
        padding: 0.5rem;
    }
}

/* Utilidades */
.text-center {
    text-align: center;
}

.mb-2 {
    margin-bottom: 2rem;
}

.highlight-box {
    background: var(--gradient-primary);
    color: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    margin: 2rem 0;
}

.highlight-box h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: var(--accent-color);
    color: white;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.price-tag {
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin: 1rem 0;
}

/* Proyectos Grid */
.projects-grid {
    display: grid;
    gap: 3rem;
    margin-top: 3rem;
}

.project-card {
    background: var(--bg-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.project-card.featured {
    border: 3px solid var(--primary-color);
}

.project-image {
    position: relative;
    width: 100%;
    height: 300px;
    background: var(--bg-light);
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
}

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

.project-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--gradient-primary);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-md);
}

.project-content {
    padding: 2.5rem;
}

.project-content h3 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.project-skills,
.project-phases {
    margin: 2rem 0;
}

.project-skills h4,
.project-phases h4 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.phase {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.phase-number {
    min-width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
}

.phase-content strong {
    display: block;
    color: var(--primary-color);
    margin-bottom: 0.3rem;
}

.phase-content p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Timeline */
.timeline-section {
    margin-top: 4rem;
    padding: 3rem;
    background: var(--bg-light);
    border-radius: 20px;
}

.timeline {
    max-width: 800px;
    margin: 2rem auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-color);
}

.timeline-item {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
}

.timeline-marker {
    min-width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1.3rem;
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 2;
}

.timeline-content {
    flex: 1;
    background: white;
    padding: 1.5rem;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
}

.timeline-content h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.timeline-tag {
    display: inline-block;
    background: var(--bg-light);
    color: var(--text-dark);
    padding: 0.3rem 1rem;
    border-radius: 15px;
    font-size: 0.85rem;
}

/* Login / Área de Alumnos */
.login-container {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    margin-top: 3rem;
}

.login-box {
    background: var(--bg-white);
    border-radius: 20px;
    padding: 3rem;
    box-shadow: var(--shadow-lg);
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.login-header h3 {
    font-size: 1.8rem;
    color: var(--text-dark);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.checkbox-group {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.5rem;
}

.checkbox-group input[type="checkbox"] {
    width: auto;
}

.checkbox-group label {
    margin-bottom: 0;
}

.form-footer {
    text-align: center;
    margin-top: 1rem;
}

.link-secondary {
    color: var(--text-light);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.link-secondary:hover {
    color: var(--primary-color);
}

.register-link {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
    text-align: center;
}

.register-link p {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-weight: 500;
}

.register-link .btn {
    margin-top: 0.5rem;
}

.checkin-section {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid var(--border-color);
    text-align: center;
}

.checkin-section h4 {
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.checkin-section p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

/* Features Preview */
.features-preview {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.features-preview h3 {
    font-size: 1.8rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.feature-item {
    background: var(--bg-white);
    border-radius: 15px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    display: flex;
    gap: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    min-width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.feature-content h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.feature-content p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.feature-list {
    list-style: none;
    padding-left: 0;
}

.feature-list li {
    padding: 0.5rem 0;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.feature-list li::before {
    content: "✓";
    color: var(--primary-color);
    font-weight: bold;
}

/* Nav Login Button */
.nav-login {
    background: var(--gradient-primary);
    color: white !important;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    transition: all 0.3s ease;
}

.nav-login:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.nav-login::after {
    display: none;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .login-container {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 20px;
    }

    .timeline-marker {
        min-width: 50px;
        height: 50px;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

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

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .project-image {
        height: 200px;
    }

    .project-content {
        padding: 1.5rem;
    }

    .project-content h3 {
        font-size: 1.5rem;
    }

    .timeline::before {
        display: none;
    }

    .timeline-item {
        flex-direction: column;
        gap: 1rem;
    }

    .timeline-marker {
        margin: 0 auto;
    }

    .feature-item {
        flex-direction: column;
        text-align: center;
    }

    .feature-icon {
        margin: 0 auto;
    }
}
/* Feedback messages */
.message-container {
    position: fixed;
    top: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    z-index: 3000;
    max-width: 350px;
}

.message {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    color: #fff;
    box-shadow: var(--shadow-md);
    background: var(--primary-color);
    animation: slideInRight 0.3s ease;
}

.message.success {
    background: #10b981;
}

.message.info {
    background: #3b82f6;
}

.message.error {
    background: #ef4444;
}

.message.hide {
    opacity: 0;
    transform: translateX(20px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

@media (max-width: 600px) {
    .message-container {
        left: 1rem;
        right: 1rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .message,
    .message.hide {
        animation: none;
        transition: none;
    }
}

.no-js .nav-menu {
    position: static;
    left: auto;
    flex-direction: column;
    background: transparent;
    box-shadow: none;
    padding: 1rem 0;
    width: 100%;
}

.no-js .nav-menu li {
    margin: 0.5rem 0;
}

.no-js .hamburger {
    display: none !important;
}

.brand-title a {
    color: inherit;
    text-decoration: none;
}