/* ==========================================================================
   Relaxing Tulum - CSS Design System & Stylesheet
   ========================================================================== */

/* --- Custom Properties / Design Tokens --- */
:root {
    /* Color Palette */
    --color-primary: #0f3625;       /* Deep Forest Green */
    --color-primary-light: #1c523b; /* Medium Green */
    --color-primary-dark: #071f15;  /* Ultra Dark Green */
    --color-accent: #c2a679;        /* Warm Gold */
    --color-accent-dark: #a98d60;   /* Muted Gold */
    --color-text-dark: #2b3a33;     /* Dark Charcoal Green */
    --color-text-muted: #6b7c74;    /* Slate Gray Green */
    --color-bg-light: #f7f6f2;      /* Soft Warm Sand/Cream */
    --color-bg-white: #ffffff;
    --color-whatsapp: #25d366;      /* Official WhatsApp Green */
    --color-whatsapp-dark: #128c7e;

    /* Fonts */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Outfit', sans-serif;

    /* Layout & Spacing */
    --max-width: 1200px;
    --header-height: 80px;
    --border-radius: 12px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Shadows */
    --shadow-sm: 0 4px 6px -1px rgba(15, 54, 37, 0.05);
    --shadow-md: 0 10px 15px -3px rgba(15, 54, 37, 0.08), 0 4px 6px -2px rgba(15, 54, 37, 0.03);
    --shadow-lg: 0 20px 25px -5px rgba(15, 54, 37, 0.12), 0 10px 10px -5px rgba(15, 54, 37, 0.04);
}

/* --- Reset & Global --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg-light);
    color: var(--color-text-dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Language Visibility Rules */
body.lang-es .lang-en {
    display: none !important;
}
body.lang-en .lang-es {
    display: none !important;
}

.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-smooth);
}

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

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.25;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 50px;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--color-bg-light);
    border-color: rgba(247, 246, 242, 0.4);
}

.btn-secondary:hover {
    background-color: rgba(247, 246, 242, 0.1);
    border-color: var(--color-bg-light);
    transform: translateY(-2px);
}

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

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

.btn-icon-only {
    gap: 6px;
}

/* --- Header & Navigation --- */
#main-header {
    height: var(--header-height);
    background-color: rgba(15, 54, 37, 0.95);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid rgba(194, 166, 121, 0.15);
    transition: var(--transition-smooth);
}

#main-header.scrolled {
    height: 70px;
    background-color: var(--color-primary-dark);
    box-shadow: var(--shadow-md);
}

.header-container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-bg-light);
}

.logo-text {
    font-family: var(--font-heading);
}

.logo-text .accent {
    color: var(--color-accent);
}

#nav-menu ul {
    list-style: none;
    display: flex;
    gap: 32px;
}

.nav-link {
    color: rgba(247, 246, 242, 0.8);
    font-size: 0.95rem;
    font-weight: 400;
    position: relative;
    padding: 6px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: var(--transition-smooth);
}

.nav-link:hover, .nav-link.active {
    color: var(--color-bg-white);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

/* Language Selector */
.lang-toggle-container {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: rgba(247, 246, 242, 0.6);
}

.lang-btn {
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    font-weight: 500;
    transition: var(--transition-smooth);
    padding: 4px;
}

.lang-btn.active, .lang-btn:hover {
    color: var(--color-accent);
}

.divider {
    color: rgba(247, 246, 242, 0.2);
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-bg-light);
    font-size: 1.5rem;
    cursor: pointer;
}

/* --- Hero Section --- */
#hero {
    min-height: 90vh;
    padding-top: var(--header-height);
    background-image: url('assets/hero-bg.png');
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    color: var(--color-bg-light);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, rgba(7, 31, 21, 0.95), rgba(7, 31, 21, 0.65), rgba(7, 31, 21, 0.3));
    z-index: 1;
}

.hero-container {
    position: relative;
    z-index: 2;
    padding-top: 40px;
    padding-bottom: 60px;
}

.hero-content {
    max-width: 650px;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: var(--color-accent);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.hero-title {
    font-size: 3.5rem;
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-lead {
    font-size: 1.15rem;
    font-weight: 300;
    color: rgba(247, 246, 242, 0.9);
    margin-bottom: 40px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-buttons .btn-primary {
    background-color: var(--color-accent);
    color: var(--color-primary-dark);
}

.hero-buttons .btn-primary:hover {
    background-color: var(--color-bg-light);
    color: var(--color-primary);
}

/* --- Features Section --- */
#features {
    padding: 80px 0;
    background-color: var(--color-bg-white);
    position: relative;
    z-index: 3;
    margin-top: -40px;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    box-shadow: 0 -15px 30px rgba(15, 54, 37, 0.05);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-item {
    text-align: center;
    padding: 20px 10px;
    transition: var(--transition-smooth);
}

.feature-item:hover {
    transform: translateY(-5px);
}

.feature-icon {
    width: 65px;
    height: 65px;
    background-color: rgba(194, 166, 121, 0.1);
    color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.5rem;
    transition: var(--transition-smooth);
}

.feature-item:hover .feature-icon {
    background-color: var(--color-primary);
    color: var(--color-accent);
}

.feature-title {
    font-family: var(--font-body);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-desc {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* --- Services Section --- */
#services {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 650px;
    margin: 0 auto 60px;
}

.section-subtitle {
    color: var(--color-accent-dark);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    display: block;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.accent-line {
    width: 60px;
    height: 3px;
    background-color: var(--color-accent);
    margin: 0 auto 20px;
    border-radius: 2px;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background-color: var(--color-bg-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
    border: 1px solid rgba(15, 54, 37, 0.03);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(194, 166, 121, 0.25);
}

.service-card-image {
    height: 200px;
    background-size: cover;
    background-position: center;
    position: relative;
    transition: var(--transition-smooth);
}

.service-card:hover .service-card-image {
    transform: scale(1.02);
}

.service-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: var(--color-primary);
    color: var(--color-accent);
    padding: 6px 12px;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.service-card-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.service-name {
    font-size: 1.4rem;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.service-description {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: 24px;
    flex-grow: 1;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.service-duration-selector {
    margin-bottom: 20px;
    padding-top: 15px;
    border-top: 1px dashed rgba(15, 54, 37, 0.08);
}

.service-duration-selector label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-weight: 500;
    text-transform: uppercase;
    display: block;
    margin-bottom: 8px;
}

.duration-options {
    display: flex;
    gap: 8px;
}

.duration-btn {
    background: none;
    border: 1px solid rgba(15, 54, 37, 0.15);
    color: var(--color-text-dark);
    padding: 6px 14px;
    border-radius: 30px;
    cursor: pointer;
    font-size: 0.85rem;
    font-family: var(--font-body);
    transition: var(--transition-smooth);
}

.duration-btn:hover {
    border-color: var(--color-accent-dark);
    color: var(--color-accent-dark);
}

.duration-btn.active {
    background-color: rgba(194, 166, 121, 0.15);
    border-color: var(--color-accent);
    color: var(--color-primary);
    font-weight: 500;
}

.service-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 15px;
    border-top: 1px solid rgba(15, 54, 37, 0.05);
}

.service-price {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--color-primary);
}

.service-price .price-symbol {
    font-size: 1rem;
    vertical-align: super;
}

.service-price .price-currency {
    font-size: 0.8rem;
    font-family: var(--font-body);
    color: var(--color-text-muted);
    font-weight: 400;
}

.book-service-btn {
    padding: 8px 16px;
    font-size: 0.85rem;
    background-color: var(--color-whatsapp);
    color: var(--color-bg-white);
    border: none;
}

.book-service-btn:hover {
    background-color: var(--color-whatsapp-dark);
    color: var(--color-bg-white);
}

/* --- About Section --- */
#about {
    padding: 100px 0;
    background-color: var(--color-bg-white);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    height: 480px;
    background-size: cover;
    background-position: center;
    border-radius: var(--border-radius);
    position: relative;
    box-shadow: var(--shadow-lg);
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background-color: var(--color-primary);
    color: var(--color-accent);
    padding: 20px 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid rgba(194, 166, 121, 0.2);
}

.exp-number {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-heading);
}

.exp-text {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.about-highlights {
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.highlight-item i {
    color: var(--color-accent);
    font-size: 1.15rem;
}

.highlight-item span {
    font-weight: 500;
    font-size: 0.95rem;
}

/* --- CTA Bar Section --- */
#cta-bar {
    background-color: var(--color-primary);
    color: var(--color-bg-light);
    padding: 60px 0;
    border-top: 1px solid rgba(194, 166, 121, 0.2);
    border-bottom: 1px solid rgba(194, 166, 121, 0.2);
}

.cta-bar-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.cta-bar-text h2 {
    font-size: 2.2rem;
    margin-bottom: 10px;
}

.cta-bar-text p {
    color: rgba(247, 246, 242, 0.8);
    max-width: 600px;
}

.cta-bar-action {
    flex-shrink: 0;
}

.cta-bar-action .btn {
    border: none;
    color: var(--color-primary-dark);
}

.cta-bar-action .btn i {
    color: var(--color-whatsapp);
}

.cta-bar-action .btn:hover {
    background-color: var(--color-bg-white);
}

/* --- Footer --- */
#contact {
    background-color: var(--color-primary-dark);
    color: rgba(247, 246, 242, 0.8);
    padding: 80px 0 0;
    font-size: 0.9rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-info .logo {
    margin-bottom: 20px;
}

.footer-desc {
    margin-bottom: 24px;
    max-width: 320px;
    color: rgba(247, 246, 242, 0.6);
}

.social-links a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--color-accent);
    font-weight: 500;
}

.social-links a:hover {
    color: var(--color-bg-light);
}

.footer-title {
    color: var(--color-bg-light);
    font-size: 1.1rem;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 8px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--color-accent);
}

.footer-links-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links-col a:hover {
    color: var(--color-accent);
    padding-left: 5px;
}

.footer-contact-info p {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-contact-info i {
    color: var(--color-accent);
    margin-top: 4px;
}

.footer-contact-info a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    padding: 30px 0;
    border-top: 1px solid rgba(247, 246, 242, 0.05);
    color: rgba(247, 246, 242, 0.4);
    font-size: 0.8rem;
}

.footer-bottom-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

/* --- Floating WhatsApp Button --- */
.whatsapp-floating-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: var(--color-whatsapp);
    color: var(--color-bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition-smooth);
}

.whatsapp-floating-btn:hover {
    background-color: var(--color-whatsapp-dark);
    transform: scale(1.1) rotate(8deg);
}

.floating-tooltip {
    position: absolute;
    right: 75px;
    background-color: var(--color-primary-dark);
    color: var(--color-bg-light);
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 500;
    padding: 6px 14px;
    border-radius: 20px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-smooth);
    border: 1px solid rgba(194, 166, 121, 0.2);
}

.whatsapp-floating-btn:hover .floating-tooltip {
    opacity: 1;
    visibility: visible;
    right: 70px;
}

/* --- Mobile Menu & Responsive Layout --- */

/* Mobile Nav Overlay */
@media (max-width: 992px) {
    #nav-menu {
        position: fixed;
        top: var(--header-height);
        left: -100%;
        width: 100%;
        height: calc(100vh - var(--header-height));
        background-color: var(--color-primary-dark);
        transition: var(--transition-smooth);
        padding: 40px;
        z-index: 99;
        border-top: 1px solid rgba(247, 246, 242, 0.05);
    }

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

    #nav-menu ul {
        flex-direction: column;
        gap: 24px;
        align-items: center;
    }

    .nav-link {
        font-size: 1.2rem;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .header-cta {
        display: none; /* Hide top CTA on smaller screens */
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-image {
        height: 350px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

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

    .hero-lead {
        font-size: 1rem;
    }

    .cta-bar-container {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }

    .services-grid {
        grid-template-columns: 1fr;
        max-width: 450px;
        margin: 0 auto;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-info, .footer-contact-info, .footer-links-col {
        text-align: center;
    }

    .footer-desc {
        margin: 0 auto 20px;
    }

    .footer-title::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .footer-contact-info p {
        justify-content: center;
    }
}

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

.fade-in-section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}