/* ============================================
   CSS Variables & Reset
   ============================================ */
:root {
    --primary-color: #2563eb;
    --secondary-color: #7c3aed;
    --accent-color: #06b6d4;
    --text-dark: #1e293b;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.7);
    --border-color: rgba(148, 163, 184, 0.2);
    --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);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Poppins', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-white);
    color: var(--text-dark);
    line-height: 1.7;
    overflow-x: hidden;
    cursor: none;
    font-size: 16px;
}

/* ============================================
   Loading Animation
   ============================================ */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-white);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.glass-shard {
    width: 40px;
    height: 40px;
    border: 2px solid var(--primary-color);
    display: inline-block;
    margin: 0 5px;
    animation: shard-rotate 2s infinite;
    opacity: 0.7;
}

.glass-shard:nth-child(2) {
    animation-delay: 0.2s;
}

.glass-shard:nth-child(3) {
    animation-delay: 0.4s;
}

.loader-content p {
    margin-top: 20px;
    font-family: var(--font-heading);
    color: var(--text-light);
    letter-spacing: 1px;
}

@keyframes shard-rotate {
    0%, 100% { transform: rotate(0deg) scale(1); opacity: 0.7; }
    50% { transform: rotate(180deg) scale(1.2); opacity: 1; }
}

/* ============================================
   Custom Cursor
   ============================================ */
.custom-cursor {
    width: 10px;
    height: 10px;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease;
    display: none;
}

.custom-cursor.active {
    display: block;
}

.cursor-follower {
    width: 30px;
    height: 30px;
    border: 1px solid var(--primary-color);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9998;
    opacity: 0.3;
    transition: transform 0.3s ease;
    display: none;
}

.cursor-follower.active {
    display: block;
}

body:hover .custom-cursor,
body:hover .cursor-follower {
    display: block;
}

/* ============================================
   Header
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
    padding: 1rem 0;
}

.header.scrolled {
    box-shadow: var(--shadow-md);
    padding: 0.75rem 0;
}

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

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--primary-color);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.5rem;
    text-decoration: none;
}

.logo svg {
    transition: var(--transition);
}

.logo:hover svg {
    transform: rotate(90deg);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    position: relative;
    transition: var(--transition);
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-dark);
    transition: var(--transition);
}

/* ============================================
   Home Section
   ============================================ */
.home {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 80px 0 2rem;
    background: var(--bg-white);
}

.home-hero {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.home-image-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.home-image {
    width: 100%;
    height: 100%;
    position: relative;
}

.glass-processing-image {
    width: 100%;
    height: 100vh;
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: #f5f5f5; /* Fallback color if image doesn't load */
    animation: imageZoom 20s ease-in-out infinite;
    transform: scale(1.05);
}

@keyframes imageZoom {
    0%, 100% {
        transform: scale(1.05);
    }
    50% {
        transform: scale(1.1);
    }
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0.5) 40%, rgba(255, 255, 255, 0.55) 100%);
    z-index: 1;
    transition: opacity 0.3s ease;
}

.home-content {
    position: relative;
    text-align: center;
    max-width: 750px;
    z-index: 2;
    padding: 3rem 2.5rem;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: 24px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1),
                0 0 0 1px rgba(255, 255, 255, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
    opacity: 0;
    transform: translateY(50px) scale(0.95);
    animation: contentFadeIn 1s ease 0.3s forwards;
    border: 1px solid rgba(37, 99, 235, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.home-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 24px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.4), rgba(124, 58, 237, 0.2), rgba(6, 182, 212, 0.3));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0.6;
    z-index: -1;
}

.home-content:hover {
    transform: translateY(-5px) scale(1.01);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15),
                0 0 0 1px rgba(37, 99, 235, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.4);
    border-color: rgba(37, 99, 235, 0.5);
}

@keyframes contentFadeIn {
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.home-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1.25rem;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(30px) scale(0.9);
    animation: titleSlideIn 0.9s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    position: relative;
}

.title-line:nth-child(1) {
    animation-delay: 0.5s;
}

.title-line:nth-child(2) {
    animation-delay: 0.7s;
}

@keyframes titleSlideIn {
    0% {
        opacity: 0;
        transform: translateY(30px) scale(0.9) rotateX(10deg);
    }
    50% {
        transform: translateY(-5px) scale(1.02) rotateX(0deg);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1) rotateX(0deg);
    }
}


.home-description {
    font-size: 1.125rem;
    color: var(--text-dark);
    margin-bottom: 2rem;
    line-height: 1.7;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease 0.9s forwards;
    font-weight: 400;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 0 1px 5px rgba(0, 0, 0, 0.05);
}

.home-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 1.75rem;
    opacity: 0;
    transform: translateY(20px) scale(0.95);
    animation: buttonsPopIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) 1.3s forwards;
}

@keyframes buttonsPopIn {
    0% {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    50% {
        transform: translateY(-5px) scale(1.02);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ============================================
   Capability Tags
   ============================================ */
.capability-tags {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    transform: translateY(15px);
    animation: fadeInUp 0.6s ease 1.6s forwards;
}

.capability-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-dark);
    transition: var(--transition);
    cursor: default;
}

.capability-tag svg {
    width: 16px;
    height: 16px;
    color: var(--primary-color);
    flex-shrink: 0;
}

.capability-tag:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(37, 99, 235, 0.4);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    transform: translateY(0);
    animation: buttonFloat 3s ease-in-out infinite;
    animation-delay: 2s;
}

.btn:nth-child(2) {
    animation-delay: 2.2s;
}

@keyframes buttonFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4),
                0 0 20px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.5),
                0 0 30px rgba(37, 99, 235, 0.3);
    animation: none;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--primary-color);
    border: 1.5px solid rgba(37, 99, 235, 0.4);
}

.btn-secondary:hover {
    background: rgba(37, 99, 235, 0.1);
    border-color: rgba(37, 99, 235, 0.6);
    color: var(--primary-color);
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.2);
    animation: none;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.mouse {
    width: 24px;
    height: 40px;
    border: 2px solid var(--text-light);
    border-radius: 12px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--text-light);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-wheel 2s infinite;
}

@keyframes scroll-wheel {
    0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
    50% { opacity: 0.3; transform: translateX(-50%) translateY(10px); }
}

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

/* ============================================
   Section Styles
   ============================================ */
section {
    padding: 6rem 0;
    position: relative;
    background: var(--bg-white);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 2.75rem);
    text-align: center;
    margin-bottom: 1rem;
    color: var(--text-dark);
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition);
    font-weight: 600;
}

.section-title.animated {
    opacity: 1;
    transform: translateY(0);
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition);
}

.section-subtitle.animated {
    opacity: 1;
    transform: translateY(0);
}

[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ============================================
   Services Section
   ============================================ */
.services {
    background: var(--bg-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(37, 99, 235, 0.1), transparent);
    transition: left 0.5s ease;
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

.service-icon {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon svg {
    transition: var(--transition);
}

.service-card:hover .service-icon svg {
    transform: scale(1.1) rotate(5deg);
}

.service-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-toggle {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    width: 100%;
}

.service-toggle:hover {
    background: var(--primary-color);
    color: white;
}

.service-toggle[aria-expanded="true"] {
    background: var(--primary-color);
    color: white;
}

.service-details {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0;
}

.service-details.active {
    max-height: 500px;
    padding-top: 1.5rem;
}

.service-details ul {
    list-style: none;
    padding-left: 0;
}

.service-details li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-light);
}

.service-details li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* ============================================
   Products Section
   ============================================ */
.products {
    background: var(--bg-white);
}

.products-controls {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.sort-btn {
    padding: 0.75rem 1.5rem;
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-dark);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.sort-btn:hover,
.sort-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

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

.product-item {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
    cursor: pointer;
}

.product-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.product-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.product-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.product-info {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
    list-style: none;
    padding-left: 0;
    margin: 0;
    text-align: left;
}

.product-info li {
    padding: 0.25rem 0;
    padding-left: 1rem;
    position: relative;
}

.product-info li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--text-light);
}

.tooltip-trigger {
    position: absolute;
    top: 1rem;
    right: 1rem;
    cursor: help;
}

.info-icon {
    font-size: 1.2rem;
    opacity: 0.6;
    transition: var(--transition);
}

.tooltip-trigger:hover .info-icon {
    opacity: 1;
    transform: scale(1.2);
}

.tooltip {
    position: absolute;
    bottom: 100%;
    right: 0;
    background: var(--text-dark);
    color: white;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    font-size: 0.875rem;
    width: 250px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 100;
    margin-bottom: 0.5rem;
    box-shadow: var(--shadow-lg);
}

.tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    right: 1rem;
    border: 6px solid transparent;
    border-top-color: var(--text-dark);
}

.tooltip.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.product-item.hidden {
    display: none;
}

/* ============================================
   Portfolio Section
   ============================================ */
.portfolio {
    background: var(--bg-white);
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: var(--bg-white);
    border: 2px solid var(--border-color);
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    color: var(--text-dark);
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
    aspect-ratio: 4/3;
}

.portfolio-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.portfolio-item.dragging {
    opacity: 0.5;
    transform: scale(0.95);
}

.portfolio-image {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
    transition: var(--transition);
}

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

.placeholder-image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: var(--transition);
    position: absolute;
    top: 0;
    left: 0;
}

.portfolio-item:hover .placeholder-image {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.8));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 2rem;
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-title {
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.portfolio-caption {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.portfolio-view-btn {
    background: var(--primary-color);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
    align-self: flex-start;
}

.portfolio-view-btn:hover {
    background: #1d4ed8;
    transform: translateX(5px);
}

.portfolio-item.hidden {
    display: none;
}

/* ============================================
   Lightbox
   ============================================ */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    display: flex;
    opacity: 1;
    cursor: auto;
}

.lightbox.active * {
    cursor: auto;
}

.lightbox.active .lightbox-close,
.lightbox.active .lightbox-prev,
.lightbox.active .lightbox-next {
    cursor: pointer;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-image-container {
    position: relative;
    width: 100%;
    max-width: 1200px;
}

.lightbox-image {
    width: 100%;
    height: auto;
    border-radius: 12px;
    overflow: hidden;
}

.lightbox-image .placeholder-image {
    width: 100%;
    height: 500px;
    border-radius: 12px;
}

.lightbox-info {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 12px;
    margin-top: 1rem;
    color: white;
    text-align: center;
}

.lightbox-info h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.lightbox-info p {
    font-size: 1.1rem;
    opacity: 0.9;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: none;
    color: white;
    font-size: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
}

.lightbox-close {
    top: -60px;
    right: 0;
}

.lightbox-prev {
    left: -60px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-next {
    right: -60px;
    top: 50%;
    transform: translateY(-50%);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.lightbox-next:hover {
    transform: translateY(-50%) scale(1.1);
}

.lightbox-prev:hover {
    transform: translateY(-50%) scale(1.1);
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    background: var(--bg-white);
    padding: 3.5rem 0;
}

.contact .section-subtitle {
    margin-bottom: 1.5rem;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 2.5rem;
    margin-top: 1.5rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.info-item {
    display: flex;
    gap: 0.875rem;
    align-items: flex-start;
    padding: 0.75rem 0;
}

.info-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    margin-top: 0.125rem;
    color: var(--text-light);
    stroke-width: 1.5;
}

.info-text {
    font-size: 0.9375rem;
    color: var(--text-dark);
    line-height: 1.6;
    font-weight: 400;
}

.contact-form {
    background: var(--bg-white);
    padding: 1.75rem;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.875rem;
    margin-bottom: 0.875rem;
}

.form-group {
    margin-bottom: 0.875rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.375rem;
    font-weight: 500;
    color: var(--text-dark);
    font-size: 0.875rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    transition: var(--transition);
    background: var(--bg-white);
    line-height: 1.5;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
    opacity: 0.6;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 90px;
}

.error-message {
    display: block;
    color: #ef4444;
    font-size: 0.8125rem;
    margin-top: 0.25rem;
    min-height: 1rem;
    line-height: 1.4;
}

.form-group input.error,
.form-group textarea.error {
    border-color: #ef4444;
}

.btn-submit {
    width: 100%;
    position: relative;
    overflow: hidden;
    padding: 0.875rem 2rem;
    margin-top: 0.5rem;
    font-size: 0.9375rem;
}

.btn-loader {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto;
}

.btn-submit.loading .btn-text {
    opacity: 0;
}

.btn-submit.loading .btn-loader {
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.form-success {
    display: none;
    text-align: center;
    padding: 1.25rem;
    background: #10b981;
    color: white;
    border-radius: 8px;
    margin-top: 0.875rem;
}

.form-success.active {
    display: block;
    animation: slideInUp 0.5s ease;
}

.success-icon {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.form-success p {
    font-size: 0.9375rem;
    margin: 0;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--text-dark);
    color: white;
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    font-family: var(--font-heading);
    font-weight: 600;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: white;
    padding-left: 5px;
}

.social-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    .nav-list {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: var(--bg-white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        gap: 1.5rem;
    }

    .nav-list.active {
        left: 0;
    }

    .mobile-menu-toggle {
        display: flex;
    }

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

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

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .home-title {
        font-size: 2.5rem;
    }

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

    .btn {
        width: 100%;
    }

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

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

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

    .contact-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0.875rem;
    }

    .lightbox-prev,
    .lightbox-next {
        left: 10px;
        right: 10px;
        top: auto;
        bottom: -60px;
    }

    .lightbox-prev {
        left: calc(50% - 60px);
    }

    .lightbox-next {
        right: calc(50% - 60px);
    }

    .lightbox-close {
        top: 10px;
        right: 10px;
    }

    .custom-cursor,
    .cursor-follower {
        display: none !important;
    }

    body {
        cursor: auto;
    }
}

@media (max-width: 480px) {
    section {
        padding: 4rem 0;
    }

    .section-title {
        font-size: 2rem;
    }

    .contact-form {
        padding: 1.5rem;
    }
}

/* ============================================
   Accessibility
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}