/* ============================================
   CASTROVERDE ALBERGUE — Custom Styles
   Plum + Amber palette, minimalist, thin type
   ============================================ */

/* CSS Custom Properties */
:root {
    --plum-50: #fdf2f6;
    --plum-100: #fce7ef;
    --plum-200: #f9d0df;
    --plum-300: #f2a9c4;
    --plum-400: #e8749e;
    --plum-500: #c44d78;
    --plum-600: #a33a60;
    --plum-700: #7B3F5B;
    --plum-800: #5c2d44;
    --plum-900: #3d1e2e;
    --plum-950: #1f0f17;
    
    --amber-50: #fffbeb;
    --amber-100: #fff3cd;
    --amber-200: #ffe69f;
    --amber-300: #ffcc4d;
    --amber-400: #f5b731;
    --amber-500: #d49a1e;
    --amber-600: #b8800f;
    --amber-700: #925f0a;
    
    --neutral-50: #fafafa;
    --neutral-100: #f5f5f5;
    --neutral-200: #e5e5e5;
    --neutral-300: #d4d4d4;
    --neutral-400: #a3a3a3;
    --neutral-500: #737373;
    --neutral-600: #525252;
    --neutral-700: #404040;
    --neutral-800: #262626;
    --neutral-900: #171717;
    --neutral-950: #0a0a0a;
    
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;
    
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* Reset & Base */
*, *::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-sans);
    font-weight: 300;
    color: var(--neutral-800);
    background-color: #fefefe;
    line-height: 1.7;
    font-size: 16px;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-2xl);
    }
}

/* Section Tag */
.section-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--plum-600);
    margin-bottom: var(--space-md);
    position: relative;
    padding-left: var(--space-lg);
}

.section-tag::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1rem;
    height: 1px;
    background: var(--plum-400);
}

/* Section Title */
.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    line-height: 1.2;
    color: var(--neutral-900);
    margin-bottom: var(--space-lg);
}

.section-title em {
    font-style: italic;
    color: var(--plum-700);
}

/* Section Subtitle */
.section-subtitle {
    font-size: 1.1rem;
    color: var(--neutral-500);
    max-width: 560px;
    line-height: 1.8;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: var(--space-4xl);
}

.section-header .section-subtitle {
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.875rem 1.75rem;
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--plum-700);
    color: #fff;
    border: 1.5px solid var(--plum-700);
}

.btn-primary:hover {
    background: var(--plum-800);
    border-color: var(--plum-800);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(123, 63, 91, 0.25);
}

.btn-outline {
    background: transparent;
    color: #fff;
    border: 1.5px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #fff;
}

.btn-ghost {
    background: transparent;
    color: var(--plum-700);
    border: 1.5px solid var(--plum-200);
}

.btn-ghost:hover {
    background: var(--plum-50);
    border-color: var(--plum-400);
}

.btn-full {
    width: 100%;
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(254, 254, 254, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    transition: all var(--transition-base);
}

.nav.scrolled {
    background: rgba(254, 254, 254, 0.97);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

@media (min-width: 768px) {
    .nav-inner {
        padding: 0 var(--space-2xl);
    }
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--neutral-900);
}

.nav-logo-icon {
    color: var(--plum-700);
}

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

.nav-links {
    display: none;
    align-items: center;
    gap: var(--space-xl);
}

@media (min-width: 1024px) {
    .nav-links {
        display: flex;
    }
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--neutral-600);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--plum-500);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--plum-700);
}

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

.nav-link-cta {
    color: var(--plum-600);
    font-weight: 500;
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
}

@media (min-width: 1024px) {
    .nav-toggle {
        display: none;
    }
}

.nav-toggle span {
    width: 20px;
    height: 1.5px;
    background: var(--neutral-700);
    transition: all var(--transition-base);
    transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

/* Mobile nav */
.nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(254, 254, 254, 0.98);
    backdrop-filter: blur(12px);
    padding: var(--space-xl);
    gap: var(--space-lg);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   HERO
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(31, 15, 23, 0.72) 0%,
        rgba(123, 63, 91, 0.55) 50%,
        rgba(31, 15, 23, 0.68) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
    width: 100%;
    padding-top: 64px;
}

@media (min-width: 768px) {
    .hero-content {
        padding: 0 var(--space-2xl);
    }
}

.hero-card {
    max-width: 600px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius-xl);
    padding: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-3xl);
    animation: fadeUp 0.8s ease forwards;
    opacity: 0;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--amber-300);
    margin-bottom: var(--space-lg);
    padding: var(--space-xs) var(--space-md);
    border: 1px solid rgba(255, 204, 77, 0.3);
    border-radius: 100px;
    background: rgba(255, 204, 77, 0.08);
}

.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.25rem, 5vw, 3.75rem);
    font-weight: 400;
    line-height: 1.15;
    color: #fff;
    margin-bottom: var(--space-lg);
}

.hero-emphasis {
    font-style: italic;
    color: var(--amber-300);
}

.hero-subtitle {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: var(--space-2xl);
    max-width: 480px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

/* Floating Stat Cards */
.hero-stats {
    position: absolute;
    right: var(--space-xl);
    bottom: var(--space-3xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    z-index: 2;
}

@media (max-width: 767px) {
    .hero-stats {
        position: relative;
        flex-direction: row;
        flex-wrap: wrap;
        right: auto;
        bottom: auto;
        padding: 0 var(--space-xl);
        margin-top: var(--space-xl);
    }
}

@media (min-width: 768px) and (max-width: 1023px) {
    .hero-stats {
        right: var(--space-2xl);
        bottom: var(--space-4xl);
    }
}

.stat-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    padding: var(--space-md) var(--space-lg);
    animation: fadeUp 0.8s ease forwards;
    opacity: 0;
}

.stat-card:nth-child(1) { animation-delay: 0.3s; }
.stat-card:nth-child(2) { animation-delay: 0.45s; }
.stat-card:nth-child(3) { animation-delay: 0.6s; }

.stat-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--amber-300);
    flex-shrink: 0;
}

.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 600;
    color: #fff;
    line-height: 1;
}

.stat-label {
    display: block;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 2px;
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
    padding: var(--space-4xl) 0;
}

@media (min-width: 768px) {
    .section {
        padding: var(--space-4xl) 0;
    }
}

/* ============================================
   ABOUT
   ============================================ */
.about {
    background: var(--neutral-50);
}

.about-grid {
    display: grid;
    gap: var(--space-3xl);
    align-items: center;
}

@media (min-width: 768px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-4xl);
    }
}

.about-image-wrap {
    position: relative;
}

.about-image-wrap img {
    border-radius: var(--radius-lg);
    width: 100%;
    height: auto;
    object-fit: cover;
}

.about-image-accent {
    position: absolute;
    top: -12px;
    left: -12px;
    right: 12px;
    bottom: 12px;
    border: 1px solid var(--plum-200);
    border-radius: var(--radius-lg);
    z-index: -1;
}

.about-content .section-tag {
    margin-bottom: var(--space-md);
}

.about-content .section-title {
    margin-bottom: var(--space-xl);
}

.about-content p {
    color: var(--neutral-600);
    margin-bottom: var(--space-lg);
    font-size: 1rem;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-top: var(--space-2xl);
}

.about-feature {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.9375rem;
    color: var(--neutral-700);
}

.about-feature-icon {
    color: var(--plum-500);
    flex-shrink: 0;
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    background: #fefefe;
}

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.service-card {
    padding: var(--space-2xl);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--plum-500), var(--amber-400));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.service-card:hover {
    border-color: var(--plum-200);
    box-shadow: 0 8px 32px rgba(123, 63, 91, 0.08);
    transform: translateY(-2px);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--plum-600);
    margin-bottom: var(--space-lg);
    border: 1px solid var(--plum-100);
    border-radius: var(--radius-md);
}

.service-card-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--neutral-900);
    margin-bottom: var(--space-sm);
}

.service-card-desc {
    font-size: 0.9375rem;
    color: var(--neutral-500);
    line-height: 1.7;
}

/* ============================================
   ENVIRONMENT
   ============================================ */
.environment {
    background: var(--neutral-50);
}

.environment-grid {
    display: grid;
    gap: var(--space-3xl);
    align-items: center;
}

@media (min-width: 768px) {
    .environment-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-4xl);
    }
}

.environment-content .section-title {
    margin-bottom: var(--space-xl);
}

.environment-content p {
    color: var(--neutral-600);
    margin-bottom: var(--space-lg);
    font-size: 1rem;
}

.environment-content .btn {
    margin-top: var(--space-lg);
}

.environment-images {
    display: grid;
    gap: var(--space-md);
}

.env-img-main {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

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

.env-img-main:hover img {
    transform: scale(1.02);
}

.env-img-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.env-img-small {
    border-radius: var(--radius-md);
    overflow: hidden;
}

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

.env-img-small:hover img {
    transform: scale(1.03);
}

/* ============================================
   HOW TO ARRIVE
   ============================================ */
.how-to {
    background: #fefefe;
}

.arrival-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

@media (min-width: 768px) {
    .arrival-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.arrival-card {
    padding: var(--space-2xl);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.arrival-card:hover {
    border-color: var(--plum-200);
    box-shadow: 0 8px 32px rgba(123, 63, 91, 0.08);
}

.arrival-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--plum-600);
    border: 1px solid var(--plum-100);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
}

.arrival-card-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--neutral-900);
    margin-bottom: var(--space-sm);
}

.arrival-card-desc {
    font-size: 0.9375rem;
    color: var(--neutral-500);
    line-height: 1.7;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
    background: var(--neutral-50);
}

.contact-grid {
    display: grid;
    gap: var(--space-3xl);
}

@media (min-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-4xl);
    }
}

.contact-desc {
    color: var(--neutral-500);
    font-size: 1rem;
    margin-bottom: var(--space-2xl);
    line-height: 1.8;
}

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

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.contact-detail-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--plum-600);
    border: 1px solid var(--plum-100);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.contact-detail-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--neutral-400);
    margin-bottom: 2px;
}

.contact-detail-value {
    display: block;
    font-size: 1rem;
    color: var(--neutral-800);
}

.contact-detail-value a {
    color: var(--plum-600);
    transition: color var(--transition-fast);
}

.contact-detail-value a:hover {
    color: var(--plum-700);
}

/* Contact Form */
.contact-form-wrap {
    background: #fff;
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-xl);
    padding: clamp(1.5rem, 3vw, 2.5rem);
}

.contact-form-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--neutral-900);
    margin-bottom: var(--space-2xl);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--neutral-700);
    margin-bottom: var(--space-sm);
    letter-spacing: 0.02em;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 300;
    color: var(--neutral-800);
    background: var(--neutral-50);
    border: 1px solid var(--neutral-200);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input:focus,
.form-textarea:focus {
    border-color: var(--plum-400);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(196, 77, 120, 0.08);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--neutral-400);
}

.form-textarea {
    resize: vertical;
    min-height: 120px;
}

.form-success {
    display: none;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--plum-50);
    border: 1px solid var(--plum-200);
    border-radius: var(--radius-md);
    color: var(--plum-700);
    font-size: 0.9375rem;
    margin-top: var(--space-lg);
}

.form-success.show {
    display: flex;
}

.form-success svg {
    flex-shrink: 0;
    color: var(--plum-500);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--neutral-900);
    color: rgba(255, 255, 255, 0.6);
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-top {
    display: grid;
    gap: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

@media (min-width: 768px) {
    .footer-top {
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 400;
    color: #fff;
    margin-bottom: var(--space-md);
}

.footer-logo-icon {
    color: var(--amber-400);
}

.footer-desc {
    font-size: 0.9375rem;
    line-height: 1.7;
    max-width: 360px;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

@media (min-width: 640px) {
    .footer-links {
        grid-template-columns: repeat(6, 1fr);
    }
}

.footer-link {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--amber-400);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    padding-top: var(--space-xl);
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.35);
}

@media (min-width: 640px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition-fast);
}

.footer-bottom a:hover {
    color: var(--amber-400);
}

/* ============================================
   SCROLL ANIMATIONS
   ============================================ */
[data-aos] {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-visible {
    opacity: 1;
    transform: translateY(0);
}

[data-aos-delay="80"] { transition-delay: 80ms; }
[data-aos-delay="160"] { transition-delay: 160ms; }
[data-aos-delay="240"] { transition-delay: 240ms; }

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--neutral-100);
}

::-webkit-scrollbar-thumb {
    background: var(--plum-300);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--plum-500);
}