:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #10b981;
    --accent-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-dark: #111827;
    --border-color: #e5e7eb;
    --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);
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

/* Header and Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

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

.nav__logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.nav__logo-text h1 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin: 0;
}

.nav__logo-text p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

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

.nav__link {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav__link:hover {
    color: var(--primary-color);
    background-color: var(--bg-secondary);
}

.nav__link--active {
    color: var(--primary-color);
    background-color: var(--bg-secondary);
}

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

.nav__toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    margin: 3px 0;
    transition: 0.3s;
}

/* Main Content */
.main {
    margin-top: 70px;
}

.section {
    display: none;
    min-height: calc(100vh - 70px);
    padding: 4rem 0;
}

.section--active {
    display: block;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 4rem;
}

.section__title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    gap: 4rem;
    padding: 4rem 0;
}

.hero__content {
    flex: 1;
    padding-right: 0;
    text-align: right;
}

.hero__title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
    line-height: 1.2;
    text-align: right;
}

.hero__subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    text-align: right;
}

.hero__description {
    margin-bottom: 2rem;
    text-align: right;
}

.hero__description p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    text-align: right;
}

.hero__cta {
    background: var(--gradient-primary);
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
    margin-left: auto;
    display: block;
}

.hero__cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.hero__image {
    flex: 1;
}

.hero__img {
    width: 100%;
    height: auto;
    border-radius: 1rem;
    box-shadow: var(--shadow-xl);
}

.hero__logos {
    grid-column: 1 / -1;
    text-align: center;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.hero__logos-img {
    max-width: 100%;
    height: auto;
    max-height: 120px;
    object-fit: contain;
    filter: grayscale(0.3);
    opacity: 0.9;
}

/* Equipment Grid */
.equipment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.equipment-card {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

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

.equipment-card__icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.equipment-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.equipment-card p {
    color: var(--text-secondary);
}

.equipment-card__link {
    display: inline-block;
    margin-top: 1rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.equipment-card__link:hover {
    color: var(--primary-dark);
    transform: translateX(5px);
}

.equipment-card__link::after {
    content: ' →';
    margin-left: 0.5rem;
}

/* Equipment detail pages */
.equipment-detail {
    min-height: calc(100vh - 70px);
    padding: 4rem 0;
}

.equipment-detail__header {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 3rem;
}

.back-button {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 600;
    transition: all 0.3s ease;
}

.back-button:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.back-button::before {
    content: '←';
    font-size: 1.2rem;
}

.equipment-detail__title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.equipment-detail__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.equipment-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
}

.equipment-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.equipment-item__image {
    width: 100%;
    height: 200px;
    object-fit: contain;
    margin-bottom: 1.5rem;
    border-radius: 0.5rem;
}

.equipment-item__name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.equipment-item__specs {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Gallery */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery__item {
    position: relative;
    overflow: hidden;
    border-radius: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.gallery__img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery__item:hover .gallery__img {
    transform: scale(1.1);
}

.gallery__overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: white;
    padding: 2rem 1rem 1rem;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery__item:hover .gallery__overlay {
    transform: translateY(0);
}

/* Projects */
.projects-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.project-card {
    background: var(--bg-secondary);
    border-radius: 1rem;
    overflow: hidden;
    display: flex;
    gap: 2rem;
    padding: 2rem;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

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

.project-card__image {
    flex: 0 0 300px;
}

.project-card__img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 0.5rem;
}

.project-card__content {
    flex: 1;
}

.project-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-card__tech {
    display: flex;
    gap: 0.5rem;
    margin: 1rem 0;
}

.tech-tag {
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
}

.project-card__actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

/* Events */
.events-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.event-card {
    background: var(--bg-secondary);
    border-radius: 1rem;
    padding: 2rem;
    display: flex;
    gap: 2rem;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

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

.event-card__date {
    flex: 0 0 80px;
    text-align: center;
    background: var(--gradient-primary);
    color: white;
    border-radius: 0.5rem;
    padding: 1rem;
}

.event-date__day {
    display: block;
    font-size: 2rem;
    font-weight: 700;
}

.event-date__month {
    font-size: 0.875rem;
    text-transform: uppercase;
}

.event-card__content {
    flex: 1;
}

.event-card__time {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

/* Form and Calendar */
.occupancy-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.occupancy-form {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    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);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-fields {
    transition: opacity 0.3s ease;
}

.form-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
    display: block;
}

/* Additional styles for access code input */
#codigo-acceso {
    transition: all 0.3s ease;
}

#codigo-acceso:disabled {
    cursor: not-allowed;
    opacity: 0.8;
}

.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

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

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

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

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

/* Calendar */
.calendar-container {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
}

.calendar-header-container {
    grid-column: 1 / -1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0 0.5rem;
}

.calendar-month-year {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    flex: 1;
}

.calendar-nav {
    background: var(--primary-color);
    color: white;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.calendar-nav:hover {
    background: var(--primary-dark);
    transform: scale(1.1);
}

.calendar {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.5rem;
    margin-top: 1rem;
}

.calendar-header {
    font-weight: 600;
    text-align: center;
    padding: 0.5rem;
    color: var(--text-secondary);
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.calendar-day:hover {
    background: var(--primary-color);
    color: white;
}

.calendar-day--occupied {
    background: #10b981;
    color: white;
    font-weight: 600;
}

.calendar-day--occupied:hover {
    background: #059669;
}

/* Ocupación page styles */
.info-card {
    background: var(--bg-secondary);
    padding: 2rem;
    border-radius: 1rem;
    border: 1px solid var(--border-color);
    margin-top: 2rem;
}

.info-card p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-primary);
    text-align: center;
}

.occupancy-info {
    max-width: 800px;
    margin: 0 auto;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 3rem 0 1rem;
    margin-top: 4rem;
}

.footer__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer__section h4 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.footer__section a {
    color: white;
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    transition: color 0.3s ease;
}

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

.footer__bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--text-secondary);
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 2.5rem;
    }
    
    .hero__content {
        padding-right: 0;
    }
    
    .hero__title {
        font-size: 2rem;
    }
    
    .nav__menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 2rem 0;
    }

    .nav__menu.active {
        left: 0;
    }

    .nav__toggle {
        display: flex;
    }

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

    .project-card {
        flex-direction: column;
    }

    .occupancy-container {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 0 2rem;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section--active {
    animation: fadeIn 0.5s ease;
}

/* Scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Loading states */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Responsive for equipment detail */
@media (max-width: 768px) {
    .equipment-detail__header {
        flex-direction: column;
        text-align: center;
    }
    
    .equipment-detail__title {
        font-size: 2rem;
    }
}