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

:root {
    /* Hotel Arenal Manoa Official Brand Colors */
    --primary-color: #434d57;        /* Official Grey */
    --secondary-color: #5a6570;      /* Secondary grey */
    --accent-color: #B8D45F;         /* Official Green */
    --accent-hover: #a3bf4f;         /* Darker green on hover */
    --dark-color: #2d3439;           /* Very dark grey (text) */
    --light-color: #f7fafc;          /* Off-white background */
    --beige-light: #faf8f4;          /* Cream/beige background */
    --white: #ffffff;
    --text-grey: #434d57;            /* Body text - Official grey */
    --shadow: 0 4px 20px rgba(67, 77, 87, 0.1);
    --shadow-lg: 0 8px 40px rgba(67, 77, 87, 0.15);
}

body {
    font-family: 'Barlow', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--beige-light);
    overflow: hidden;
    height: 100vh;
    width: 100vw;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    letter-spacing: 0.3px;
}

/* Overlay para mejorar legibilidad con imagen de fondo */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(250, 248, 244, 0.92); /* Beige overlay */
    z-index: -1;
    pointer-events: none;
}

/* SCREENSAVER */
.screensaver {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: var(--dark-color);
    z-index: 9999;
    display: none;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
}

.screensaver.active {
    display: flex;
    opacity: 1;
}

.screensaver video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.screensaver-fallback {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
}

.fallback-content {
    text-align: center;
    color: var(--white);
}

.fallback-content i {
    font-size: 6rem;
    margin-bottom: 2rem;
    animation: pulse 2s infinite;
}

.fallback-content h1 {
    font-family: 'Playfair Display', serif;
    font-size: 4rem;
    margin-bottom: 1rem;
}

.fallback-content p {
    font-size: 2rem;
    font-weight: 300;
}

.touch-prompt {
    position: absolute;
    bottom: 5%;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--white);
    background: rgba(0, 0, 0, 0.5);
    padding: 2rem 4rem;
    border-radius: 20px;
    backdrop-filter: blur(10px);
}

.touch-prompt i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
    animation: bounce 2s infinite;
}

.touch-prompt p {
    font-size: 1.5rem;
    font-weight: 500;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* KIOSK APP */
.kiosk-app {
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
    background: transparent;
}

/* HEADER */
.header {
    background: var(--primary-color); /* Solid dark slate grey */
    color: var(--white);
    padding: 2rem 3rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1800px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.logo i {
    font-size: 3rem;
}

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

.logo h1 {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 2.5rem;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

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

.fullscreen-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 0.8rem 1.2rem;
    border-radius: 50px;
    font-size: 1.3rem;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    min-width: 50px;
}

.fullscreen-btn:hover,
.fullscreen-btn:active {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.fullscreen-btn.fullscreen-active i::before {
    content: "\f066"; /* fa-compress icon code */
}

.language-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.language-btn:hover,
.language-btn:active {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.language-btn i {
    font-size: 1.3rem;
}

.home-btn {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    background: var(--accent-color);
    color: var(--dark-color);
    border: none;
    padding: 1.2rem 2.5rem;
    border-radius: 6px;
    font-size: 1.2rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.home-btn:hover,
.home-btn:active {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.home-btn i {
    font-size: 1.5rem;
}

/* MAIN VIEW */
.main-view {
    flex: 1;
    overflow-y: auto;
    padding: 3rem;
}

.welcome-section {
    text-align: center;
    margin-bottom: 4rem;
    padding: 2rem;
}

.welcome-section h2 {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 3.5rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-weight: 300;
    letter-spacing: 2px;
}

.welcome-section p {
    font-size: 1.5rem;
    color: var(--text-grey);
    font-weight: 400;
    letter-spacing: 0.5px;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 2rem;
}

.category-card {
    background: var(--white);
    border-radius: 30px;
    padding: 3rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    min-height: 300px;
    background-size: cover;
    background-position: center;
}

.category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(74, 85, 104, 0.88), rgba(90, 106, 127, 0.88));
    transition: opacity 0.3s ease;
    z-index: 0;
}

.category-card.has-image::before {
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.7));
}

.category-card:hover::before,
.category-card:active::before {
    opacity: 0.95;
}

.category-card > * {
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.category-card.has-image > * {
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.category-card:not(.has-image):hover > *,
.category-card:not(.has-image):active > * {
    color: var(--white);
}

.category-card i {
    font-size: 5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.category-card.has-image i {
    color: var(--white);
    filter: drop-shadow(2px 2px 4px rgba(0, 0, 0, 0.5));
}

.category-card:hover i,
.category-card:active i {
    transform: scale(1.1);
}

.category-card:not(.has-image):hover i,
.category-card:not(.has-image):active i {
    color: var(--white);
}

.category-card h3 {
    font-size: 2rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: var(--dark-color);
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.category-card p {
    font-size: 1.2rem;
    color: var(--text-grey);
    font-weight: 400;
    letter-spacing: 0.3px;
}

.category-card:hover,
.category-card:active {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

/* CATEGORY VIEW */
.category-view {
    flex: 1;
    overflow-y: auto;
    padding: 3rem;
}

.category-header {
    text-align: center;
    margin-bottom: 4rem;
    padding: 2rem;
}

.category-header h2 {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 3.5rem;
    color: var(--dark-color);
    margin-bottom: 1rem;
    font-weight: 300;
    letter-spacing: 2px;
}

.category-header p {
    font-size: 1.5rem;
    color: var(--text-grey);
    font-weight: 400;
    letter-spacing: 0.5px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2.5rem;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 2rem;
}

.service-card {
    background: var(--white);
    border-radius: 25px;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

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

.service-card-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
    position: relative;
    background: var(--primary-color);
}

.service-card-image img,
.service-card-image video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.service-card:hover .service-card-image img,
.service-card:hover .service-card-image video,
.service-card:active .service-card-image img,
.service-card:active .service-card-image video {
    transform: scale(1.05);
}

.service-card-image .placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: var(--white);
}

.service-card-image .placeholder i {
    font-size: 4rem;
}

.service-card-content {
    padding: 2rem;
}

.service-card-content h3 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.8rem;
}

.service-card-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.8rem;
    letter-spacing: 0.5px;
}

.service-card-duration {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 1rem;
}

.service-card-duration i {
    margin-right: 0.5rem;
    color: var(--primary-color);
}

.service-card-description {
    font-size: 1.1rem;
    color: var(--text-grey);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    letter-spacing: 0.3px;
}

/* SERVICE VIEW */
.service-view {
    flex: 1;
    overflow-y: auto;
}

.service-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    max-width: 1800px;
    margin: 0 auto;
    padding: 3rem;
}

.service-media {
    position: sticky;
    top: 2rem;
    height: fit-content;
}

.media-gallery {
    border-radius: 25px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    background: var(--dark-color);
}

.media-main {
    width: 100%;
    height: 600px;
    position: relative;
    background: var(--dark-color);
}

.media-main img,
.media-main video {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.media-main .placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
}

.media-main .placeholder i {
    font-size: 8rem;
}

.media-thumbnails {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    overflow-x: auto;
    background: rgba(0, 0, 0, 0.5);
}

.media-thumbnail {
    width: 120px;
    height: 80px;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
    flex-shrink: 0;
    border: 3px solid transparent;
    transition: all 0.3s ease;
}

.media-thumbnail.active {
    border-color: var(--accent-color);
}

.media-thumbnail:hover {
    transform: scale(1.05);
}

.media-thumbnail img,
.media-thumbnail video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-details {
    padding: 2rem;
}

.service-details h2 {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 3rem;
    color: var(--dark-color);
    margin-bottom: 2rem;
    font-weight: 300;
    letter-spacing: 1.5px;
}

.service-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
}

.service-duration {
    font-size: 1.5rem;
    color: var(--text-grey);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    letter-spacing: 0.3px;
}

.service-duration i {
    color: var(--primary-color);
    font-size: 1.8rem;
}

.service-description {
    font-size: 1.3rem;
    color: var(--dark-color);
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

.service-features {
    margin-bottom: 3rem;
}

.service-features h3 {
    font-size: 1.6rem;
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.service-features ul {
    list-style: none;
}

.service-features li {
    font-size: 1.2rem;
    color: var(--dark-color);
    padding: 1rem 0;
    border-bottom: 1px solid #e0e0e0;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.service-features li i {
    color: var(--accent-color);
    font-size: 1.3rem;
}

.reserve-btn {
    width: 100%;
    background: var(--accent-color);
    color: var(--dark-color);
    border: none;
    padding: 2rem;
    border-radius: 8px;
    font-size: 1.6rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.reserve-btn:hover,
.reserve-btn:active {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.reserve-btn i {
    font-size: 2rem;
}

/* ADMIN ACCESS */
.admin-access {
    position: fixed;
    bottom: 10px;
    left: 10px;
    z-index: 100;
}

#adminAccessBtn {
    width: 50px;
    height: 50px;
    background: transparent;
    border: none;
    color: transparent;
    font-size: 20px;
    cursor: pointer;
    opacity: 0.1;
    transition: opacity 0.3s ease;
}

#adminAccessBtn:hover {
    opacity: 0.3;
}

/* RESERVATION MODAL */
.reservation-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s ease;
}

.reservation-modal.active {
    display: flex;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.reservation-modal-content {
    background: var(--white);
    border-radius: 30px;
    padding: 4rem 3rem;
    max-width: 600px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.reservation-modal-icon {
    font-size: 5rem;
    color: var(--accent-color);
    margin-bottom: 2rem;
    animation: scaleIn 0.5s ease;
}

@keyframes scaleIn {
    0% {
        transform: scale(0);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

.reservation-modal-title {
    font-size: 2.5rem;
    color: var(--dark-color);
    margin-bottom: 1.5rem;
    font-weight: 600;
    letter-spacing: 1px;
}

.reservation-modal-message {
    font-size: 1.5rem;
    color: var(--text-grey);
    line-height: 1.8;
    margin-bottom: 3rem;
}

.reservation-modal-btn {
    background: var(--accent-color);
    color: var(--dark-color);
    border: none;
    padding: 1.5rem 4rem;
    border-radius: 15px;
    font-size: 1.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
    display: inline-flex;
    align-items: center;
    gap: 1rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.reservation-modal-btn:hover,
.reservation-modal-btn:active {
    background: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.reservation-modal-btn i {
    font-size: 1.8rem;
}

/* SCROLLBAR */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--accent-color);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-hover);
}

/* RESPONSIVE */
@media (max-width: 1200px) {
    .service-content {
        grid-template-columns: 1fr;
    }
    
    .service-media {
        position: static;
    }
}

@media (max-width: 768px) {
    .categories-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .welcome-section h2,
    .category-header h2 {
        font-size: 2.5rem;
    }
    
    .logo h1 {
        font-size: 1.8rem;
    }
}