/* ============================================
   HALKIDIKI SEA RELAX - COMPLETE STYLES
   Mobile-First Responsive Design
   ============================================ */

/* ============================================
   RESET & BASE
   ============================================ */

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

:root {
    --primary-color: #0066cc;
    --secondary-color: #0099cc;
    --accent-color: #ff6b6b;
    --text-dark: #333;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --border-color: #e0e0e0;
    --success-color: #28a745;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-lg: 0 5px 20px rgba(0,0,0,0.15);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background: #fff;
}

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

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

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

header {
    background: white;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo i {
    font-size: 1.8rem;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

nav ul li a {
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
    padding: 0.5rem 1rem;
    border-radius: 5px;
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--primary-color);
    background: var(--bg-light);
}

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

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    background: linear-gradient(135deg, #0066cc 0%, #0099cc 100%);
    color: white;
    padding: 6rem 2rem;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s ease-out;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   PAGE HERO (for apartments/houses pages)
   ============================================ */

.page-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 4rem 2rem;
    text-align: center;
}

.page-hero h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.page-hero p {
    font-size: 1.2rem;
    opacity: 0.95;
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-block;
    padding: 1rem 2rem;
    background: white;
    color: var(--primary-color);
    border-radius: 50px;
    font-weight: bold;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 2px solid transparent;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.btn-outline {
    background: transparent;
    color: white;
    border-color: white;
}

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

/* ============================================
   CONTAINER & SECTIONS
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.2rem;
    margin-bottom: 3rem;
}

/* ============================================
   PROPERTIES GRID
   ============================================ */

.properties-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.property-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.property-image {
    width: 100%;
    height: 250px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.property-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(0, 102, 204, 0.9);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: bold;
}

.property-content {
    padding: 1.5rem;
}

.property-content h3 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.property-location {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.property-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.property-features span {
    font-size: 0.9rem;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.property-features i {
    color: var(--success-color);
}

.property-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.property-price {
    font-size: 2rem;
    color: var(--primary-color);
    font-weight: bold;
}

.property-price span {
    font-size: 1rem;
    font-weight: normal;
    color: var(--text-light);
}

.btn-details {
    padding: 0.6rem 1.5rem;
    background: var(--primary-color);
    color: white;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-details:hover {
    background: var(--secondary-color);
    gap: 0.8rem;
}

/* ============================================
   CTA SECTION
   ============================================ */

.cta-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 4rem 2rem;
    text-align: center;
}

.cta-section h2 {
    font-size: 2rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.cta-section p {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.cta-section .btn {
    margin: 0 0.5rem;
    background: var(--primary-color);
    color: white;
}

.cta-section .btn-outline {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.cta-section .btn-outline:hover {
    background: var(--primary-color);
    color: white;
}

/* ============================================
   FEATURES GRID
   ============================================ */

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature-box {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

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

.feature-box i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.feature-box h3 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.feature-box p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 15px;
}

.contact-info h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0.2rem;
}

.contact-item strong {
    display: block;
    color: var(--text-dark);
    margin-bottom: 0.3rem;
}

.contact-item p {
    color: var(--text-light);
}

.contact-item a {
    color: var(--primary-color);
    transition: opacity 0.3s;
}

.contact-item a:hover {
    opacity: 0.7;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    transition: transform 0.3s, background 0.3s;
}

.social-links a:hover {
    transform: scale(1.1);
    background: var(--secondary-color);
}

.contact-form-wrapper {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

.contact-form button {
    width: 100%;
    padding: 1rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.3s, transform 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.contact-form button:hover {
    background: var(--secondary-color);
    transform: translateY(-2px);
}

/* ============================================
   FOOTER
   ============================================ */

footer {
    background: var(--text-dark);
    color: white;
    padding: 2rem;
    text-align: center;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.footer-links a {
    color: white;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: opacity 0.3s;
}

.footer-links a:hover {
    opacity: 0.7;
}

.footer-links i {
    font-size: 1.2rem;
}

footer p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

/* ============================================
   RESPONSIVE - MOBILE
   ============================================ */

@media (max-width: 768px) {
    /* Navigation */
    nav {
        padding: 1rem;
    }
    
    .logo {
        font-size: 1.2rem;
    }
    
    .logo i {
        font-size: 1.4rem;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    nav ul {
        position: fixed;
        top: 60px;
        right: -100%;
        background: white;
        width: 70%;
        max-width: 300px;
        height: calc(100vh - 60px);
        flex-direction: column;
        padding: 2rem;
        box-shadow: -5px 0 20px rgba(0,0,0,0.1);
        transition: right 0.3s ease;
        gap: 0;
    }
    
    nav ul.show {
        right: 0;
    }
    
    nav ul li {
        width: 100%;
    }
    
    nav ul li a {
        display: block;
        padding: 1rem;
        border-radius: 8px;
    }
    
    /* Hero */
    .hero {
        padding: 4rem 1rem;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .hero-buttons .btn {
        width: 100%;
    }
    
    /* Page Hero */
    .page-hero {
        padding: 3rem 1rem;
    }
    
    .page-hero h1 {
        font-size: 1.8rem;
    }
    
    .page-hero p {
        font-size: 1rem;
    }
    
    /* Container */
    .container {
        padding: 2rem 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    /* Properties Grid */
    .properties-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    /* Contact Grid */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* Features Grid */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    /* Footer */
    .footer-links {
        flex-direction: column;
        gap: 1rem;
    }
    
    .footer-links a {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    /* Typography */
    .section-title {
        font-size: 1.5rem;
    }
    
    .property-content h3 {
        font-size: 1.3rem;
    }
    
    .property-price {
        font-size: 1.5rem;
    }
    
    /* Buttons */
    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.95rem;
    }
    
    /* Hero */
    .hero-content h1 {
        font-size: 1.6rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    header,
    footer,
    .hero-buttons,
    .btn,
    .mobile-menu-btn {
        display: none;
    }
    
    body {
        font-size: 12pt;
    }
}