/* Adelfas - Costa Blanca Rental Apartment - Modern Design */
/* Color Palette from Logo */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@600;700&display=swap');

:root {
    /* Primary Colors */
    --teal-primary: #0B6E78;
    --orange-primary: #E89625;
    --beige-bg: #F5EFE6;
    --white: #FFFFFF;

    /* Secondary Colors */
    --teal-dark: #084E56;
    --teal-light: #158A97;
    --orange-light: #F5A944;
    --sand: #E8DCC8;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;

    /* Text Colors */
    --text-dark: #1F2937;
    --text-medium: #4B5563;
    --text-light: #6B7280;
    --text-white: #FFFFFF;

    /* 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);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

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

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--teal-primary);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: var(--spacing-md);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-medium);
    font-size: 1.0625rem;
    font-weight: 400;
}

/* Header - Modern Floating */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(11, 110, 120, 0.1);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    height: 60px;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

nav ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: color 0.3s ease;
    letter-spacing: 0.01em;
}

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

/* Buttons - Modern Style */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    letter-spacing: 0.01em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--orange-primary) 0%, var(--orange-light) 100%);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(232, 150, 37, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(232, 150, 37, 0.4);
}

.btn-secondary {
    background-color: transparent;
    color: var(--teal-primary);
    border: 2px solid var(--teal-primary);
}

.btn-secondary:hover {
    background-color: var(--teal-primary);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

/* Hero Section - Modern Full Height */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--teal-primary) 0%, var(--teal-light) 100%);
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-placeholder.jpg') center/cover;
    opacity: 0.15;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(to top, var(--white), transparent);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    padding: var(--spacing-xl);
    text-align: center;
}

.hero h1 {
    color: var(--white);
    font-size: clamp(3rem, 6vw, 5rem);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    font-weight: 700;
}

.hero p {
    color: var(--white);
    font-size: clamp(1.125rem, 2vw, 1.5rem);
    margin-bottom: var(--spacing-xl);
    font-weight: 300;
    line-height: 1.6;
}

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

/* Container - Modern Max Width */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-3xl) var(--spacing-xl);
}

.container-narrow {
    max-width: 1200px;
}

.section {
    margin-bottom: var(--spacing-3xl);
}

/* Modern Cards */
.card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

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

.feature-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

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

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.feature-card h3 {
    color: var(--teal-primary);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.feature-card p {
    color: var(--text-light);
    font-size: 1rem;
}

/* Gallery - Modern Grid */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.gallery-item {
    aspect-ratio: 4/3;
    background-color: var(--gray-100);
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.3), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover::after {
    opacity: 1;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* Stats Section */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--orange-primary);
    font-family: var(--font-heading);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--text-light);
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

/* Reviews - Modern Design */
.reviews-section {
    background: var(--gray-50);
    padding: var(--spacing-3xl) 0;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.review-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--orange-primary);
    transition: all 0.3s ease;
}

.review-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.review-stars {
    color: var(--orange-primary);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.review-text {
    font-style: italic;
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
    font-size: 1.0625rem;
}

.review-author {
    color: var(--teal-primary);
    font-weight: 600;
    font-size: 0.9375rem;
}

/* Split Section - Modern Layout */
.split-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    margin: var(--spacing-3xl) 0;
}

.split-section.reverse {
    direction: rtl;
}

.split-section.reverse > * {
    direction: ltr;
}

.split-image {
    aspect-ratio: 4/3;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.split-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* CTA Section - Modern */
.cta-section {
    background: linear-gradient(135deg, var(--teal-primary) 0%, var(--teal-light) 100%);
    color: white;
    padding: var(--spacing-3xl) var(--spacing-xl);
    text-align: center;
    border-radius: var(--radius-xl);
    margin: var(--spacing-3xl) auto;
    max-width: 1400px;
}

.cta-section h2 {
    color: white;
    margin-bottom: var(--spacing-md);
}

.cta-section p {
    color: white;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
}

/* Footer - Modern */
footer {
    background-color: var(--teal-dark);
    color: var(--white);
    padding: var(--spacing-3xl) var(--spacing-xl) var(--spacing-xl);
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s ease;
    display: block;
    margin-bottom: var(--spacing-xs);
}

.footer-section a:hover {
    color: var(--orange-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.25);
    color: rgba(255, 255, 255, 0.7);
}

.footer-credit {
    margin-top: var(--spacing-sm);
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.footer-credit a {
    display: inline-block;
    transition: opacity 0.3s ease;
}

.footer-credit a:hover {
    opacity: 0.8;
}

.footer-logo {
    height: 80px;
    vertical-align: middle;
}

/* Section Headers */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

.section-header h2 {
    margin-bottom: var(--spacing-sm);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-light);
}

/* Amenities List - Modern */
.amenities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.amenity-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--gray-50);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.amenity-item:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
}

.amenity-icon {
    font-size: 1.75rem;
    flex-shrink: 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .split-section {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .container {
        padding: var(--spacing-xl) var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: var(--spacing-sm);
        padding: 1rem;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

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

    .hero {
        padding-top: 180px;
    }

    footer {
        padding: var(--spacing-2xl) var(--spacing-md) var(--spacing-lg);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }

    .footer-credit {
        flex-direction: column;
        gap: 0.25rem;
    }

    .footer-logo {
        height: 60px;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

/* Auth pages (Login / Register / ForgotPassword) */
body.auth-page {
    background: linear-gradient(135deg, var(--teal-primary) 0%, var(--teal-light) 100%);
    min-height: 100vh;
}

.auth-main {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) var(--spacing-md);
    gap: var(--spacing-lg);
}

.auth-logo img {
    height: 70px;
    display: block;
    filter: brightness(0) invert(1);
}

.auth-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 440px;
    padding: var(--spacing-xl);
}

.auth-card-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.auth-card-header h1 {
    color: var(--teal-primary);
    font-size: 1.75rem;
    margin-bottom: var(--spacing-xs);
}

.auth-card-header p {
    color: var(--text-light);
    font-size: 1rem;
}

.auth-card-body label {
    display: block;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.9375rem;
    margin-bottom: 0.4rem;
}

.auth-card-body .form-control,
.auth-card-body input[type="text"],
.auth-card-body input[type="email"],
.auth-card-body input[type="password"] {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid rgba(11, 110, 120, 0.2);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-dark);
    background: var(--white);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    margin-bottom: var(--spacing-md);
}

.auth-card-body .form-control:focus,
.auth-card-body input:focus {
    outline: none;
    border-color: var(--teal-primary);
    box-shadow: 0 0 0 3px rgba(11, 110, 120, 0.15);
}

.auth-card-body .form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: var(--spacing-md);
}

.auth-card-body .form-check input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    margin: 0;
    accent-color: var(--teal-primary);
}

.auth-card-body .form-check label {
    margin: 0;
    font-weight: 400;
    color: var(--text-medium);
}

.auth-card-body button[type="submit"],
.auth-card-body .btn-primary {
    display: block;
    width: 100%;
    padding: 0.875rem 1.5rem;
    background: linear-gradient(135deg, var(--orange-primary) 0%, var(--orange-light) 100%);
    color: var(--white);
    border: none;
    border-radius: var(--radius-lg);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 14px rgba(232, 150, 37, 0.3);
}

.auth-card-body button[type="submit"]:hover,
.auth-card-body .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(232, 150, 37, 0.4);
}

.auth-card-body .validation-summary-errors,
.auth-card-body [asp-validation-summary] {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #b91c1c;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
    font-size: 0.9375rem;
}

.auth-card-body .field-validation-error,
.auth-card-body .text-danger {
    display: block;
    color: #b91c1c;
    font-size: 0.875rem;
    margin-top: -0.75rem;
    margin-bottom: var(--spacing-md);
}

.auth-card-body a {
    color: var(--teal-primary);
    text-decoration: none;
    font-weight: 500;
}

.auth-card-body a:hover {
    color: var(--orange-primary);
}

.auth-divider {
    text-align: center;
    color: var(--text-light);
    font-size: 0.875rem;
    margin: var(--spacing-md) 0;
    position: relative;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    position: absolute;
    top: 50%;
    width: calc(50% - 4rem);
    height: 1px;
    background: rgba(0, 0, 0, 0.1);
}

.auth-divider::before { left: 0; }
.auth-divider::after { right: 0; }

.auth-providers {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.auth-provider-btn {
    padding: 0.75rem 1rem;
    background: var(--white);
    color: var(--text-dark);
    border: 1px solid rgba(0, 0, 0, 0.15);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.9375rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease;
}

.auth-provider-btn:hover {
    background: var(--gray-50);
    border-color: var(--teal-primary);
}