/* ==========================================================================
   NaNena Landing Page - Main Stylesheet
   ========================================================================== */

/* CSS Variables - Design System
   ========================================================================== */
:root {
    /* Colors - Palette */
    --color-primary: #5a7d5f;        /* Verde natural */
    --color-primary-dark: #456349;
    --color-primary-light: #7ea083;

    --color-secondary: #d4a574;      /* Tom terroso/dourado */
    --color-secondary-dark: #b8895c;
    --color-secondary-light: #e6c09a;

    --color-accent: #8b7355;         /* Marrom suave */

    --color-neutral-50: #fafaf9;
    --color-neutral-100: #f5f5f4;
    --color-neutral-200: #e7e5e4;
    --color-neutral-300: #d6d3d1;
    --color-neutral-400: #a8a29e;
    --color-neutral-500: #78716c;
    --color-neutral-600: #57534e;
    --color-neutral-700: #44403c;
    --color-neutral-800: #292524;
    --color-neutral-900: #1c1917;

    --color-white: #ffffff;
    --color-black: #1c1917;

    --color-success: #10b981;
    --color-error: #ef4444;
    --color-warning: #f59e0b;

    /* Typography */
    --font-primary: 'Playfair Display', Georgia, serif;
    --font-secondary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* Font Sizes */
    --font-size-xs: 0.75rem;     /* 12px */
    --font-size-sm: 0.875rem;    /* 14px */
    --font-size-base: 1rem;      /* 16px */
    --font-size-lg: 1.125rem;    /* 18px */
    --font-size-xl: 1.25rem;     /* 20px */
    --font-size-2xl: 1.5rem;     /* 24px */
    --font-size-3xl: 1.875rem;   /* 30px */
    --font-size-4xl: 2.25rem;    /* 36px */
    --font-size-5xl: 3rem;       /* 48px */
    --font-size-6xl: 3.75rem;    /* 60px */

    /* Spacing */
    --spacing-xs: 0.5rem;        /* 8px */
    --spacing-sm: 1rem;          /* 16px */
    --spacing-md: 1.5rem;        /* 24px */
    --spacing-lg: 2rem;          /* 32px */
    --spacing-xl: 3rem;          /* 48px */
    --spacing-2xl: 4rem;         /* 64px */
    --spacing-3xl: 6rem;         /* 96px */

    /* Layout */
    --container-max-width: 1200px;
    --container-padding: 1.5rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* CSS Reset & Base Styles
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-secondary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-regular);
    line-height: 1.6;
    color: var(--color-neutral-800);
    background-color: var(--color-white);
    overflow-x: hidden;
}

/* Typography
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: var(--font-weight-semibold);
    line-height: 1.2;
    color: var(--color-neutral-900);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

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

.lead {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    color: var(--color-neutral-700);
    line-height: 1.7;
}

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

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

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

ul {
    list-style: none;
}

/* Container & Layout
   ========================================================================== */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

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

.section-header {
    margin-bottom: var(--spacing-2xl);
}

.section-subtitle {
    display: block;
    font-family: var(--font-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.section-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
}

.section-divider {
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, var(--color-primary), var(--color-secondary));
    margin: var(--spacing-md) auto;
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--color-neutral-600);
    max-width: 700px;
    margin: 0 auto;
}

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

/* Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-secondary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    line-height: 1.5;
    text-align: center;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(90, 125, 95, 0.2);
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: var(--font-size-lg);
}

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

/* Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.logo {
    display: flex;
    flex-direction: column;
    text-decoration: none;
}

.logo-text {
    font-family: var(--font-primary);
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    line-height: 1;
}

.logo-subtitle {
    font-family: var(--font-secondary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-neutral-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 0.25rem;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--color-neutral-800);
    transition: all var(--transition-base);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-neutral-700);
    transition: color var(--transition-base);
}

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

.btn-nav {
    padding: 0.5rem 1.25rem;
    font-size: var(--font-size-sm);
}

/* Hero Section
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.3),
        rgba(0, 0, 0, 0.5)
    );
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--color-white);
    text-align: center;
    padding: var(--spacing-2xl) 0;
}

.hero-title {
    font-size: var(--font-size-6xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.hero-highlight {
    display: block;
    color: var(--color-secondary-light);
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-neutral-100);
    margin-bottom: var(--spacing-xl);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

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

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    display: block;
    width: 24px;
    height: 24px;
    border-left: 2px solid var(--color-white);
    border-bottom: 2px solid var(--color-white);
    transform: rotate(-45deg);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* About Section
   ========================================================================== */
.section-about {
    background-color: var(--color-neutral-50);
}

.about-content {
    display: grid;
    gap: var(--spacing-2xl);
}

.about-text {
    max-width: 800px;
    margin: 0 auto;
}

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

.feature-card {
    text-align: center;
    padding: var(--spacing-xl);
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    border-radius: var(--radius-full);
    color: var(--color-white);
}

.feature-icon svg {
    width: 30px;
    height: 30px;
}

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

.feature-description {
    color: var(--color-neutral-600);
}

/* Spaces Section
   ========================================================================== */
.spaces-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.space-card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.space-image {
    position: relative;
    width: 100%;
    height: 280px;
    overflow: hidden;
}

.space-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.space-card:hover .space-image img {
    transform: scale(1.05);
}

.space-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.space-card:hover .space-overlay {
    opacity: 1;
}

.space-content {
    padding: var(--spacing-lg);
}

.space-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
}

.space-description {
    color: var(--color-neutral-600);
    margin-bottom: var(--spacing-md);
}

.space-amenities {
    padding-left: var(--spacing-md);
}

.space-amenities li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    color: var(--color-neutral-700);
}

.space-amenities li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
}

/* Experiences Section
   ========================================================================== */
.section-experiences {
    background-color: var(--color-neutral-50);
}

.experiences-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3xl);
    margin-top: var(--spacing-2xl);
}

.experience-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.experience-reverse {
    direction: rtl;
}

.experience-reverse > * {
    direction: ltr;
}

.experience-image {
    width: 100%;
    height: 400px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.experience-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.experience-item:hover .experience-image img {
    transform: scale(1.05);
}

.experience-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-md);
}

.experience-highlights {
    padding-left: var(--spacing-md);
}

.experience-highlights li {
    position: relative;
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--color-neutral-700);
}

.experience-highlights li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-xl);
}

/* Testimonials Section
   ========================================================================== */
.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.testimonial-card {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.testimonial-stars {
    color: var(--color-secondary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.testimonial-text {
    font-size: var(--font-size-lg);
    font-style: italic;
    color: var(--color-neutral-700);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 3px solid var(--color-primary-light);
}

.author-name {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    margin-bottom: 0.25rem;
}

.author-event {
    font-size: var(--font-size-sm);
    color: var(--color-neutral-600);
}

.testimonials-nav {
    display: none; /* Will be shown when implementing carousel JS */
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.testimonial-prev,
.testimonial-next {
    width: 50px;
    height: 50px;
    border: 2px solid var(--color-primary);
    background-color: transparent;
    color: var(--color-primary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-3xl);
    cursor: pointer;
    transition: all var(--transition-base);
}

.testimonial-prev:hover,
.testimonial-next:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* Location Section
   ========================================================================== */
.section-location {
    background-color: var(--color-neutral-50);
}

.location-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.location-info h3 {
    margin-bottom: var(--spacing-md);
}

.location-details {
    margin: var(--spacing-xl) 0;
}

.detail-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.detail-item svg {
    width: 24px;
    height: 24px;
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.detail-item h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
}

.detail-item p {
    color: var(--color-neutral-600);
    margin-bottom: 0;
}

.location-map {
    width: 100%;
    height: 500px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

/* Contact Section
   ========================================================================== */
.contact-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-2xl);
    margin-top: var(--spacing-2xl);
}

.contact-form-wrapper {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.form-group label {
    font-weight: var(--font-weight-medium);
    color: var(--color-neutral-700);
    margin-bottom: var(--spacing-xs);
}

.form-input,
.form-select,
.form-textarea {
    padding: 0.75rem 1rem;
    font-family: var(--font-secondary);
    font-size: var(--font-size-base);
    color: var(--color-neutral-800);
    background-color: var(--color-neutral-50);
    border: 2px solid var(--color-neutral-200);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background-color: var(--color-white);
    box-shadow: 0 0 0 3px rgba(90, 125, 95, 0.1);
}

.form-error {
    display: none;
    color: var(--color-error);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 0.25rem;
    cursor: pointer;
}

.form-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-medium);
    text-align: center;
}

.form-message.success {
    background-color: #d1fae5;
    color: #065f46;
}

.form-message.error {
    background-color: #fee2e2;
    color: #991b1b;
}

.btn-loading {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.spinner {
    animation: rotate 2s linear infinite;
    width: 20px;
    height: 20px;
}

.spinner .path {
    stroke: currentColor;
    stroke-linecap: round;
    animation: dash 1.5s ease-in-out infinite;
}

@keyframes rotate {
    100% {
        transform: rotate(360deg);
    }
}

@keyframes dash {
    0% {
        stroke-dasharray: 1, 150;
        stroke-dashoffset: 0;
    }
    50% {
        stroke-dasharray: 90, 150;
        stroke-dashoffset: -35;
    }
    100% {
        stroke-dasharray: 90, 150;
        stroke-dashoffset: -124;
    }
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.contact-info h3,
.contact-info h4 {
    font-size: var(--font-size-xl);
}

.contact-method {
    display: flex;
    gap: var(--spacing-md);
}

.method-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary-light);
    color: var(--color-white);
    border-radius: var(--radius-md);
}

.method-icon svg {
    width: 24px;
    height: 24px;
}

.method-content h4 {
    margin-bottom: var(--spacing-xs);
}

.method-content a {
    font-size: var(--font-size-base);
}

.contact-cta {
    padding: var(--spacing-lg);
    background-color: var(--color-neutral-100);
    border-radius: var(--radius-md);
}

.social-links h4 {
    margin-bottom: var(--spacing-md);
}

.social-icons {
    display: flex;
    gap: var(--spacing-md);
}

.social-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.social-icon:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.social-icon svg {
    width: 20px;
    height: 20px;
}

/* Footer
   ========================================================================== */
.footer {
    background-color: var(--color-neutral-900);
    color: var(--color-neutral-300);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-logo {
    font-family: var(--font-primary);
    font-size: var(--font-size-2xl);
    color: var(--color-secondary-light);
    margin-bottom: var(--spacing-xs);
}

.footer-tagline {
    font-size: var(--font-size-sm);
    color: var(--color-neutral-400);
    margin-bottom: var(--spacing-md);
}

.footer-description {
    color: var(--color-neutral-400);
    line-height: 1.7;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--color-white);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.footer-links ul,
.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a,
.footer-contact a {
    color: var(--color-neutral-400);
    transition: color var(--transition-base);
}

.footer-links a:hover,
.footer-contact a:hover {
    color: var(--color-secondary-light);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-neutral-700);
    font-size: var(--font-size-sm);
}

.footer-legal {
    display: flex;
    gap: var(--spacing-md);
}

.footer-legal a {
    color: var(--color-neutral-400);
}

.footer-legal a:hover {
    color: var(--color-secondary-light);
}

/* WhatsApp Floating Button
   ========================================================================== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25d366;
    color: var(--color-white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-xl);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

.whatsapp-float:hover {
    background-color: #1fa855;
    transform: scale(1.1);
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
}

/* Back to Top Button
   ========================================================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-fixed);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-5px);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

/* Responsive Design
   ========================================================================== */

/* Tablets and below */
@media (max-width: 992px) {
    :root {
        --font-size-6xl: 3rem;
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.75rem;
    }

    .section {
        padding: var(--spacing-2xl) 0;
    }

    .experience-item,
    .location-content {
        grid-template-columns: 1fr;
    }

    .experience-reverse {
        direction: ltr;
    }

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

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

/* Mobile devices */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .hero-title {
        font-size: var(--font-size-4xl);
    }

    .hero-cta {
        flex-direction: column;
        align-items: stretch;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
    }

    .back-to-top {
        bottom: 90px;
        left: 20px;
        width: 45px;
        height: 45px;
    }
}

/* Small mobile devices */
@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
    }

    .spaces-grid,
    .testimonials-slider {
        grid-template-columns: 1fr;
    }

    .about-features {
        grid-template-columns: 1fr;
    }
}