/* ===== CSS Variables ===== */
:root {
    /* Light Theme */
    --bg-primary: #fafafa;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f0f0f0;
    --text-primary: #0a0a0a;
    --text-secondary: #525252;
    --text-muted: #a3a3a3;
    --accent: #65a30d;
    --accent-hover: #4d7c0f;
    --accent-light: rgba(101, 163, 13, 0.1);
    --border: rgba(0, 0, 0, 0.08);
    --border-strong: rgba(0, 0, 0, 0.15);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.12);
    --card-bg: #ffffff;
    --overlay: rgba(0, 0, 0, 0.6);
    --hero-overlay: rgba(0, 0, 0, 0.45);
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(255, 255, 255, 0.5);
    --gradient-accent: linear-gradient(135deg, #4d7c0f 0%, #65a30d 50%, #84cc16 100%);
}

[data-theme="dark"] {
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #171717;
    --text-primary: #fafafa;
    --text-secondary: #a1a1aa;
    --text-muted: #71717a;
    --accent: #a3e635;
    --accent-hover: #bef264;
    --accent-light: rgba(163, 230, 53, 0.15);
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.15);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.5);
    --card-bg: #0a0a0a;
    --overlay: rgba(0, 0, 0, 0.85);
    --hero-overlay: rgba(0, 0, 0, 0.55);
    --glass-bg: rgba(0, 0, 0, 0.85);
    --glass-border: rgba(255, 255, 255, 0.08);
    --gradient-accent: linear-gradient(135deg, #84cc16 0%, #a3e635 50%, #bef264 100%);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

body {
    font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    font-weight: 400;
    transition: background-color 0.4s ease, color 0.4s ease;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--accent);
    text-decoration: none;
    transition: all 0.2s ease;
}

a:hover {
    color: var(--accent-hover);
}

::selection {
    background-color: var(--accent);
    color: white;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    line-height: 1.15;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    color: var(--text-secondary);
}

/* ===== Layout ===== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 6rem 0;
}

/* ===== Header & Navigation ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: -1;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.03em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--gradient-accent);
    border-radius: 50%;
}

.logo:hover {
    color: var(--accent);
}

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* Theme Toggle */
.theme-toggle {
    width: 44px;
    height: 44px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.theme-toggle:hover {
    background-color: var(--accent-light);
    border-color: var(--accent);
    color: var(--accent);
}

.sun-icon { display: none; }
.moon-icon { display: block; }

[data-theme="dark"] .sun-icon { display: block; }
[data-theme="dark"] .moon-icon { display: none; }

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

.hero-bg {
    position: absolute;
    inset: 0;
    background-image: url('../img/hero.jpg');
    background-size: cover;
    background-position: center;
    transform: scale(1.05);
    transition: transform 10s ease-out;
    z-index: 0;
}

.hero:hover .hero-bg {
    transform: scale(1);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.3) 0%,
        rgba(0, 0, 0, 0.5) 50%,
        rgba(0, 0, 0, 0.7) 100%
    );
    z-index: 1;
}

.hero-content {
    position: relative;
    text-align: center;
    color: #fff;
    z-index: 2;
    padding: 2rem;
    max-width: 900px;
}

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero-label::before {
    content: '';
    width: 6px;
    height: 6px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: #fff;
    letter-spacing: -0.03em;
    line-height: 1;
}

.hero-title span {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.35rem);
    font-weight: 400;
    color: #ffffff;
    max-width: 600px;
    margin: 0 auto 2.5rem;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.hero-scroll::after {
    content: '';
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, rgba(255,255,255,0.6), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0%, 100% { transform: scaleY(1); opacity: 1; }
    50% { transform: scaleY(0.5); opacity: 0.5; }
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.95rem;
    font-weight: 500;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.25s ease;
    text-align: center;
    border: none;
}

.btn-primary {
    background: var(--gradient-accent);
    color: #fff;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
    color: #fff;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
}

.btn-outline {
    background-color: transparent;
    color: var(--accent);
    border: 2px solid var(--accent);
}

.btn-outline:hover {
    background: var(--gradient-accent);
    border-color: transparent;
    color: #fff;
}

.btn-ghost {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ===== Section Title ===== */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    padding: 0.375rem 1rem;
    background: var(--accent-light);
    color: var(--accent);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border-radius: 100px;
    margin-bottom: 1rem;
}

.section-title {
    margin-bottom: 1rem;
}

.section-desc {
    max-width: 600px;
    margin: 0 auto;
    color: var(--text-muted);
    font-size: 1.1rem;
}

.tag {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    font-size: 0.75rem;
    font-weight: 500;
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    border-radius: 100px;
    transition: all 0.2s ease;
    letter-spacing: 0.02em;
}

.tag:hover {
    background: var(--gradient-accent);
    color: #fff;
}

/* ===== Contacts ===== */
.contacts {
    background-color: var(--bg-secondary);
    padding: 3rem 0;
}

.contacts .section-header {
    margin-bottom: 1.5rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    max-width: 900px;
    margin: 0 auto;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.contact-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow);
}

.contact-card-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-light);
    color: var(--accent);
    border-radius: 14px;
    flex-shrink: 0;
}

.contact-card-content {
    flex: 1;
}

.contact-card-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.25rem;
}

.contact-card-value {
    color: var(--text-primary);
    font-weight: 500;
}

/* ===== Disclaimer ===== */
.disclaimer {
    padding: 1.5rem 0;
    border-top: 1px solid var(--border);
}

.disclaimer-content {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    max-width: 800px;
    margin: 0 auto;
}

.disclaimer-content svg {
    flex-shrink: 0;
    color: var(--text-muted);
    margin-top: 2px;
}

.disclaimer-content p {
    font-size: 0.8rem;
    line-height: 1.6;
    color: var(--text-muted);
}

.disclaimer-content a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
}

.disclaimer-content a:hover {
    text-decoration: underline;
}

/* ===== Footer ===== */
.footer {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: 3rem 0;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-logo::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--gradient-accent);
    border-radius: 50%;
}

.footer p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ===== Gallery ===== */
.gallery-filters {
    position: sticky;
    top: 80px;
    z-index: 100;
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.gallery-filters::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: -1;
}

.filters-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.filter-group label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

.filter-input {
    padding: 0.625rem 1rem;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid var(--border);
    border-radius: 4px;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    min-width: 180px;
    transition: all 0.2s ease;
}

.filter-input::placeholder {
    color: var(--text-muted);
}

.filter-input:hover {
    border-color: var(--accent);
}

.filter-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

.filter-select {
    padding: 0.625rem 2.25rem 0.625rem 1rem;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    border: 1px solid var(--border);
    border-radius: 4px;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23a3a3a3' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    min-width: 140px;
    transition: all 0.2s ease;
}

.filter-select:hover {
    border-color: var(--accent);
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}

.filter-reset {
    padding: 0.625rem 1rem;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.85rem;
    font-weight: 500;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-reset:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.gallery-count {
    margin-left: auto;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-muted);
    padding: 0.625rem 0;
}

.gallery-section {
    padding: 0;
}

/* Masonry Gallery */
.gallery-masonry {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 4px;
    padding: 4px 0;
}

.gallery-item {
    border-radius: 2px;
    overflow: hidden;
    cursor: pointer;
    position: relative;
    aspect-ratio: 3/2;
}

.gallery-item img,
.lightbox-image {
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
    user-drag: none;
    -webkit-user-select: none;
    user-select: none;
    pointer-events: none;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease, filter 0.3s ease;
}

.gallery-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.4);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
}

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

.gallery-item:hover img {
    transform: scale(1.02);
}


/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background-color: var(--overlay);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    background-color: var(--card-bg);
    border-radius: 4px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.lightbox-image {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
}

.lightbox-info {
    padding: 1.75rem;
    background-color: var(--card-bg);
}

.lightbox-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 1.25rem;
}

.lightbox-filter-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.lightbox-filter-item span:first-child {
    font-size: 0.65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

.lightbox-filter-item span:last-child {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
}

.lightbox-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.lightbox-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 44px;
    height: 44px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border: none;
    border-radius: 4px;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    z-index: 10;
}

.lightbox-close:hover {
    background: rgba(0, 0, 0, 0.8);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    border: none;
    border-radius: 4px;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.lightbox-nav:hover {
    background: rgba(0, 0, 0, 0.8);
}

.lightbox-prev {
    left: 1.5rem;
}

.lightbox-next {
    right: 1.5rem;
}

/* ===== Pagination ===== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
    padding: 2rem 0;
}

.pagination-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.9rem;
    font-weight: 500;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pagination-btn:hover:not(.disabled):not(.active) {
    border-color: var(--accent);
    color: var(--accent);
}

.pagination-btn.active {
    background: var(--gradient-accent);
    color: #fff;
    border-color: transparent;
}

.pagination-btn.disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.pagination-dots {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ===== No Results ===== */
.no-results {
    text-align: center;
    padding: 5rem 2rem;
    color: var(--text-muted);
}

.no-results svg {
    width: 72px;
    height: 72px;
    margin-bottom: 1.5rem;
    opacity: 0.4;
}

.no-results p {
    font-size: 1.1rem;
}

/* ===== Responsive ===== */
@media (max-width: 1200px) {
    .gallery-masonry {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 992px) {
    .gallery-masonry {
        grid-template-columns: repeat(2, 1fr);
    }

    .gallery-count {
        width: 100%;
        margin-left: 0;
        text-align: right;
    }
}

@media (max-width: 768px) {
    .gallery-masonry {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .filter-group {
        width: calc(50% - 0.5rem);
    }

    .lightbox-content {
        max-width: 95vw;
        border-radius: 4px;
    }

    .lightbox-image {
        max-height: 55vh;
    }

    .lightbox-nav {
        width: 40px;
        height: 40px;
        border-radius: 4px;
    }

    .lightbox-prev { left: 0.75rem; }
    .lightbox-next { right: 0.75rem; }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .gallery-masonry {
        grid-template-columns: 1fr;
    }

    .filter-group {
        width: 100%;
    }

    .section {
        padding: 4rem 0;
    }

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

    .pagination-btn {
        width: 36px;
        height: 36px;
        font-size: 0.8rem;
    }
}

/* ===== Utilities ===== */
.text-center { text-align: center; }
.text-gradient {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== Loading State ===== */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 5rem;
}

.loading::after {
    content: '';
    width: 44px;
    height: 44px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-strong);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}