/* ===================================
   CSS Variables & Reset
   =================================== */
:root {
    /* Colors */
    --color-primary: #050505;
    --color-secondary: #0a0a0a;
    --color-sidebar-bg: #0a0a0a;
    --color-accent: #062D1D;
    --color-accent-hover: #084a2d;
    --color-text-primary: #ffffff;
    --color-text-secondary: #b0b0b0;
    --color-text-tertiary: #888888;
    --color-border: #1a1a1a;
    --color-error: #ff4444;
    --color-success: #062D1D;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 40px;
    --spacing-xxl: 60px;
    
    /* Sidebar */
    --sidebar-width: 280px;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 14px;
    --font-size-lg: 18px;
    --font-size-h1: 48px;
    --font-size-h2: 32px;
    --font-size-h3: 24px;
    --line-height-base: 1.6;
    
    /* Z-Index */
    --z-sidebar: 1000;
    --z-mobile-header: 1100;
    --z-overlay: 900;
}

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

html {
    scroll-behavior: smooth;
    font-size: var(--font-size-base);
}

body {
    font-family: var(--font-family);
    background-color: var(--color-primary);
    color: var(--color-text-primary);
    line-height: var(--line-height-base);
    overflow-x: hidden;
}

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

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

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

input,
textarea,
select {
    font-family: inherit;
    font-size: inherit;
}

/* ===================================
   Sidebar Navigation
   =================================== */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background-color: var(--color-primary);
    border-right: 1px solid var(--color-border);
    z-index: var(--z-sidebar);
    padding: var(--spacing-xl) var(--spacing-lg);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.sidebar-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
}

.profile-image {
    width: 100%;
    margin-bottom: var(--spacing-lg);
}

.profile-image img {
    width: 100%;
    height: auto;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: var(--radius-lg);
    filter: grayscale(100%);
}

.availability-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 10px var(--spacing-xl);
    background-color: var(--color-accent);
    color: #4CE6A6;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    width: 100%;
    margin-bottom: var(--spacing-xl);
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: #4CE6A6;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    width: 100%;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: 12px var(--spacing-lg);
    color: var(--color-text-secondary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-normal);
    font-size: var(--font-size-base);
    font-weight: 500;
}

.nav-link:hover {
    background-color: rgba(6, 45, 29, 0.3);
    color: var(--color-text-primary);
}

.nav-link.active {
    background-color: #1A1A1A;
    color: var(--color-text-primary);
}

.nav-icon {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
}

/* WhatsApp Button */
.whatsapp-button {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    color: var(--color-text-secondary);
    transition: all var(--transition-normal);
    border-radius: var(--radius-lg);
}

.whatsapp-button:hover {
    color: #25D366;
    background-color: rgba(37, 211, 102, 0.1);
}

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

/* Instagram Button */
.instagram-button {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    color: var(--color-text-secondary);
    transition: all var(--transition-normal);
    border-radius: var(--radius-lg);
}

.instagram-button:hover {
    color: #E1306C;
    background-color: rgba(225, 48, 108, 0.1);
}

.instagram-button svg {
    width: 32px;
    height: 32px;
}

/* ===================================
   Mobile Header
   =================================== */
.mobile-header {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background-color: var(--color-sidebar-bg);
    z-index: var(--z-mobile-header);
    border-bottom: 1px solid var(--color-border);
}

.mobile-header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-md);
    height: 100%;
}

.mobile-logo {
    font-weight: 700;
    font-size: var(--font-size-lg);
}

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-xs);
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: all var(--transition-normal);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

/* ===================================
   Main Content
   =================================== */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    width: 100%;
    box-sizing: border-box;
}

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

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.5) 0%,
        rgba(0, 0, 0, 0.6) 100%
    );
    z-index: 2;
}

.hero-content {
    position: absolute;
    z-index: 3;
    padding: 4.5rem;
    width: 100%;
    height: 100%;
    text-align: left;
}

.hero-title {
    font-size: 64px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--spacing-xl);
    color: var(--color-text-primary);
}

.hero-text {
    font-size: 24px;
    color: var(--color-text-secondary);
    margin-bottom: 0;
    line-height: 1.5;
    max-width: 700px;
}

.location-badge {
    position: absolute;
    bottom: 0;
    left: 0;
    margin: 20px;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
}

.location-icon {
    color: #4CE6A6;
    flex-shrink: 0;
}

.cta-button {
    position: absolute;
    bottom: 0;
    right: 0;
    margin: 20px;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    border: 1px solid var(--color-text-primary);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-weight: 500;
    transition: all var(--transition-normal);
    background-color: transparent;
}

.cta-button:hover {
    background-color: var(--color-text-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
}

.cta-button svg {
    transition: transform var(--transition-normal);
}

.cta-button:hover svg {
    transform: translateX(4px);
}

@media screen and (max-width: 768px) {
    .hero-content {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        text-align: center;
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        z-index: 3;
    }

    .location-badge,
    .cta-button {
        position: absolute;
        bottom: var(--spacing-md);
        display: inline-flex;
        justify-content: center;
        gap: var(--spacing-md);
    }

    .location-badge {
        left: var(--spacing-md);
    }

    .cta-button {
        right: var(--spacing-md);
    }
}

/* ===================================
   Section Styles
   =================================== */
section {
    padding: var(--spacing-xxl) 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    width: 100%;
    box-sizing: border-box;
    overflow: hidden;
}

.section-title {
    font-size: var(--font-size-h2);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

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

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-lg);
}

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

.feature-item {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--color-secondary);
    border-radius: var(--radius-lg);
    transition: transform var(--transition-normal);
    border: 1px solid var(--color-border);
}

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

.feature-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
}

.feature-item h3 {
    font-size: var(--font-size-h3);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.feature-item p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

/* ===================================
   Gallery Section
   =================================== */
.gallery-section {
    background-color: var(--color-primary);
    overflow: hidden;
    width: 100%;
}

.carousel-container {
    position: relative;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 60px;
    width: 100%;
    box-sizing: border-box;
}

.carousel {
    overflow: hidden;
    border-radius: var(--radius-lg);
    width: 100%;
    position: relative;
    box-sizing: border-box;
}

.carousel-track {
    display: flex;
    transition: transform var(--transition-slow);
    will-change: transform;
    touch-action: pan-y;
    user-select: none;
    width: 100%;
}

.carousel-slide {
    flex: 0 0 100%;
    min-width: 100%;
    max-width: 100%;
    width: 100%;
    flex-shrink: 0;
    box-sizing: border-box;
}

.carousel-slide img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    -webkit-user-drag: none;
    user-select: none;
    display: block;
    box-sizing: border-box;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-normal);
    z-index: 10;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.carousel-btn:hover {
    background-color: rgba(0, 0, 0, 0.9);
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn:active {
    transform: translateY(-50%) scale(0.95);
}

.carousel-btn-prev {
    left: var(--spacing-md);
}

.carousel-btn-next {
    right: var(--spacing-md);
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

.carousel-dot {
    width: 10px;
    height: 10px;
    background-color: var(--color-border);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-normal);
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    padding: 4px;
    margin: -4px;
}

.carousel-dot:hover {
    background-color: var(--color-text-secondary);
}

.carousel-dot.active {
    background-color: var(--color-text-primary);
    transform: scale(1.2);
}

@media screen and (max-width: 768px) {
    .carousel-container {
        padding: 0 40px;
    }

    .carousel-slide {
        flex: 0 0 100%;
        min-width: 100%;
        max-width: 100%;
    }

    .carousel-slide img {
        height: 300px;
        min-height: 250px;
        max-height: 350px;
        object-fit: cover;
        border-radius: var(--radius-md);
    }

    .carousel-btn {
        width: 36px;
        height: 36px;
        top: 50%;
        transform: translateY(-50%);
    }
    
    .carousel-btn svg {
        width: 18px;
        height: 18px;
    }

    .carousel-dots {
        display: flex;
        justify-content: center;
        gap: 10px;
        margin-top: var(--spacing-md);
    }

    .carousel-dot {
        height: 4px;
        width: 4px;
        padding: 2px;
        margin: -2px;
    }
    
    .carousel-dot.active {
        transform: scale(1.2);
    }
}

/* ===================================
   Contact Section
   =================================== */
.contact-section {
    background-color: var(--color-primary);
}

.contact-form {
    max-width: 700px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.required {
    color: var(--color-error);
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: var(--spacing-md);
    background-color: transparent;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    transition: all var(--transition-normal);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(0, 255, 0, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-tertiary);
}

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

.form-group select {
    cursor: pointer;
}

.error-message {
    color: var(--color-error);
    font-size: 12px;
    margin-top: var(--spacing-xs);
    display: none;
}

.form-group.error input,
.form-group.error textarea,
.form-group.error select {
    border-color: var(--color-error);
}

.form-group.error .error-message {
    display: block;
}

.checkbox-group {
    margin-bottom: var(--spacing-xl);
}

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

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '✓';
    color: #ffffff;
    font-weight: bold;
    font-size: 14px;
}

.checkbox-text {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.privacy-link {
    color: var(--color-text-primary);
    text-decoration: underline;
}

.submit-button {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: var(--color-accent);
    color: #ffffff;
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
}

.submit-button:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(6, 45, 29, 0.3);
}

.submit-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.button-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid #ffffff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.submit-button.loading .button-text {
    display: none;
}

.submit-button.loading .button-loader {
    display: block;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.form-message {
    display: none;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-top: var(--spacing-lg);
}

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

.success-message {
    background-color: rgba(6, 45, 29, 0.2);
    border: 1px solid var(--color-success);
    color: #ffffff;
}

.error-message-box {
    background-color: rgba(255, 68, 68, 0.1);
    border: 1px solid var(--color-error);
    color: var(--color-error);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background-color: var(--color-sidebar-bg);
    padding: var(--spacing-lg) 0;
    margin-left: calc(-1 * var(--sidebar-width));
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    padding: 0 var(--spacing-xl);
}

.footer-content p {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    transition: color var(--transition-normal);
}

.footer-links a:hover {
    color: var(--color-text-primary);
}

/* ===================================
   AOS Animations
   =================================== */
[data-aos] {
    opacity: 0;
    transition-property: opacity, transform;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}