/* ==========================================================================
   DESIGN SYSTEM & CSS VARIABLES
   ========================================================================== */
:root {
    /* Fonts */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Transition Rates */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);

    /* Light Theme (Default System-Ready Variables) */
    --bg-main: #f8f7f4;
    --bg-card: rgba(255, 255, 255, 0.75);
    --bg-glass: rgba(248, 247, 244, 0.7);
    --bg-input: #ffffff;
    --border-color: rgba(0, 0, 0, 0.08);
    --text-primary: #1a1e24;
    --text-secondary: #5a6472;
    --text-muted: #8e9cae;
    
    /* Theme Agnostic Brand Colors */
    --primary: #c29425;
    --primary-rgb: 194, 148, 37;
    --primary-hover: #a1781b;
    --accent: #2e3e50;
    --accent-rgb: 46, 62, 80;
    --gold-gradient: linear-gradient(135deg, #f5d061 0%, #c29425 50%, #9e7415 100%);
    --dark-gradient: linear-gradient(135deg, #2e3e50 0%, #1a2531 100%);
    --card-shadow: 0 8px 32px rgba(194, 148, 37, 0.05);
    --overlay-bg: rgba(26, 30, 36, 0.4);
    --chart-bar-color: #c29425;
}

/* Dark Theme Overrides */
body.dark-theme {
    --bg-main: #0c0e12;
    --bg-card: rgba(21, 25, 32, 0.75);
    --bg-glass: rgba(12, 14, 18, 0.75);
    --bg-input: #151920;
    --border-color: rgba(255, 255, 255, 0.07);
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --primary: #e0b034;
    --primary-rgb: 224, 176, 52;
    --primary-hover: #f3c24d;
    --accent: #1e293b;
    --accent-rgb: 30, 41, 59;
    --gold-gradient: linear-gradient(135deg, #fce085 0%, #e0b034 50%, #b88a1b 100%);
    --dark-gradient: linear-gradient(135deg, #151920 0%, #0c0e12 100%);
    --card-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --overlay-bg: rgba(6, 8, 10, 0.85);
    --chart-bar-color: #e0b034;
}

/* ==========================================================================
   GLOBAL RESET & STYLES
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    height: 100%;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100%;
    display: flex;
    flex-direction: column;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

button, input, textarea {
    font-family: inherit;
    font-size: inherit;
    border: none;
    outline: none;
    background: none;
}

button {
    cursor: pointer;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Luxury Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* ==========================================================================
   AMBIENT GLOW EFFECTS
   ========================================================================== */
.ambient-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.08;
    pointer-events: none;
    z-index: -1;
    transition: all var(--transition-slow);
}
.ambient-glow.bg-primary {
    top: -100px;
    left: -100px;
    background: var(--primary);
}
.ambient-glow.bg-accent {
    bottom: -100px;
    right: -100px;
    background: #5a87b8;
}
body.dark-theme .ambient-glow {
    opacity: 0.12;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-normal), border-color var(--transition-normal);
}

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

/* Logo Design */
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.4rem;
    letter-spacing: -0.5px;
}
.logo-icon {
    display: flex;
    flex-direction: column;
    gap: 3px;
    width: 24px;
}
.logo-iconSmall {
    display: flex;
    flex-direction: column;
    gap: 3px;
    width: 18px;
}
.blind-bar {
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    width: 100%;
    transition: background var(--transition-normal);
}
.blind-bar:nth-child(2) {
    width: 75%;
}
.blind-bar:nth-child(3) {
    width: 50%;
}
.logo:hover .blind-bar {
    background: var(--primary);
    width: 100%;
}
.text-gold {
    color: var(--primary);
    transition: color var(--transition-normal);
}

/* Navigation */
.main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}
.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 0;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition-fast);
}
.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
}
.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

/* Blinds Products Dropdown */
.dropdown {
    position: relative;
}
.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 5px;
}
.dropdown-arrow {
    font-size: 0.7rem;
    transition: transform var(--transition-fast);
}
.dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 12px;
    padding: 0.75rem;
    width: 220px;
    box-shadow: var(--card-shadow);
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
    z-index: 105;
}
.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}
.dropdown-item {
    display: block;
    padding: 0.6rem 1rem;
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: background var(--transition-fast), color var(--transition-fast);
}
.dropdown-item:hover, .dropdown-item.active {
    background: rgba(var(--primary-rgb), 0.1);
    color: var(--primary);
}

/* Actions Menu */
.header-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

/* Contact phone button */
.btn-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(var(--primary-rgb), 0.1);
    border: 1px solid rgba(var(--primary-rgb), 0.2);
    color: var(--primary);
    padding: 0.5rem 1rem;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background var(--transition-fast), transform var(--transition-fast);
}
.btn-phone:hover {
    background: rgba(var(--primary-rgb), 0.2);
    transform: translateY(-2px);
}

/* Theme Switcher */
.theme-toggle {
    color: var(--text-secondary);
    font-size: 1.2rem;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background var(--transition-fast), color var(--transition-fast);
}
.theme-toggle:hover {
    background: var(--border-color);
    color: var(--text-primary);
}
.icon-sun { display: none; }
.icon-moon { display: block; }
body.dark-theme .icon-sun { display: block; }
body.dark-theme .icon-moon { display: none; }

/* Language Switcher */
.lang-selector {
    display: flex;
    border: 1px solid var(--border-color);
    border-radius: 30px;
    padding: 2px;
    background: rgba(0, 0, 0, 0.02);
}
body.dark-theme .lang-selector {
    background: rgba(255, 255, 255, 0.02);
}
.lang-btn {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 30px;
    color: var(--text-muted);
    transition: background var(--transition-fast), color var(--transition-fast);
}
.lang-btn.active {
    background: var(--primary);
    color: #ffffff;
}

/* Mobile Burger Menu */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 22px;
    height: 16px;
    z-index: 110;
}
.mobile-menu-btn .bar {
    height: 2px;
    width: 100%;
    background-color: var(--text-primary);
    border-radius: 4px;
    transition: all var(--transition-normal);
}
.mobile-menu-btn.active .bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.mobile-menu-btn.active .bar:nth-child(2) {
    opacity: 0;
}
.mobile-menu-btn.active .bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ==========================================================================
   SPA INJECTION WORKSPACE & ROUTING TRANSITION
   ========================================================================== */
#app-container {
    flex: 1;
    position: relative;
}

#app {
    min-height: calc(100vh - 80px - 280px);
}

.fade-in {
    animation: pageFadeIn var(--transition-normal) forwards;
}

.fade-out {
    animation: pageFadeOut var(--transition-normal) forwards;
}

@keyframes pageFadeIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes pageFadeOut {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(-12px); }
}

.page-loader {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 400px;
}
.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ==========================================================================
   HOME PAGE COMPONENTS
   ========================================================================== */
/* Hero Section */
.hero {
    position: relative;
    padding: 8rem 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
}
.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-main) 30%, rgba(var(--accent-rgb), 0.3) 100%);
    z-index: 1;
    transition: background var(--transition-normal);
}
.hero .container {
    position: relative;
    z-index: 2;
}
.hero-content {
    max-width: 600px;
}
.badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(var(--primary-rgb), 0.12);
    border: 1px solid rgba(var(--primary-rgb), 0.25);
    color: var(--primary);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 30px;
    margin-bottom: 1.5rem;
}
.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}
.hero-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}
.hero-actions-btn {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

/* General Buttons */
.btn-primary {
    background: var(--gold-gradient);
    color: #ffffff !important;
    font-weight: 600;
    padding: 0.9rem 2rem;
    border-radius: 30px;
    box-shadow: 0 4px 15px rgba(var(--primary-rgb), 0.25);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(var(--primary-rgb), 0.35);
}
.btn-secondary {
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    background: var(--bg-card);
    font-weight: 600;
    padding: 0.9rem 2rem;
    border-radius: 30px;
    transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 10px;
}
.btn-secondary:hover {
    transform: translateY(-2px);
    background: var(--bg-main);
    border-color: var(--text-muted);
}

/* Showcase Grid of 6 Blinds */
.section-padding {
    padding: 6rem 0;
}
.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 4rem auto;
}
.section-title {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: -0.5px;
}
.section-subtitle {
    color: var(--text-secondary);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

/* Product Card styling */
.product-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
    display: flex;
    flex-direction: column;
}
.product-card:hover {
    transform: translateY(-8px);
    border-color: rgba(var(--primary-rgb), 0.3);
    box-shadow: 0 15px 35px rgba(var(--primary-rgb), 0.08);
}
.product-image-container {
    height: 240px;
    position: relative;
    overflow: hidden;
    background: #e2e8f0;
}
body.dark-theme .product-image-container {
    background: #1f2937;
}
.product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}
.product-card:hover .product-img {
    transform: scale(1.08);
}
.product-card-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(0, 0, 0, 0.6);
    color: #ffffff;
    backdrop-filter: blur(8px);
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.3rem 0.8rem;
    border-radius: 30px;
}
.product-card-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.product-card-title {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
}
.product-card-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex: 1;
}
.product-card-link {
    color: var(--primary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
}
.product-card-link i {
    transition: transform var(--transition-fast);
}
.product-card:hover .product-card-link i {
    transform: translateX(4px);
}

/* ==========================================================================
   PRODUCT DISPLAY VIEW LAYOUT (THE SUB-PAGES)
   ========================================================================== */
.product-page-hero {
    padding: 5rem 0 3rem 0;
    border-bottom: 1px solid var(--border-color);
    background: rgba(var(--primary-rgb), 0.02);
}
.product-page-title-area {
    max-width: 800px;
}
.product-page-desc {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-top: 1rem;
}

/* Content grid */
.product-detail-grid {
    display: grid;
    grid-template-columns: 4fr 8fr;
    gap: 4rem;
    padding: 4rem 0;
}

/* Left side details card */
.product-spec-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2.5rem;
    position: sticky;
    top: 120px;
    height: fit-content;
    box-shadow: var(--card-shadow);
}
.spec-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}
.spec-list {
    margin-bottom: 2rem;
}
.spec-item {
    display: flex;
    justify-content: space-between;
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
}
.spec-item-label {
    color: var(--text-secondary);
    font-weight: 500;
}
.spec-item-val {
    font-weight: 600;
    text-align: right;
}
.advantages-title {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}
.advantages-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}
.advantage-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}
.advantage-item i {
    color: var(--primary);
    margin-top: 4px;
}

/* Right side content layout (Grids) */
.media-section {
    margin-bottom: 3.5rem;
}
.media-title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 12px;
}
.media-title i {
    color: var(--primary);
}

/* 6 Photos Miniature 3-Column Grid */
.photo-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.2rem;
}
.gallery-item {
    position: relative;
    aspect-ratio: 4/3;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    cursor: pointer;
}
.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}
.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-fast);
}
.gallery-overlay i {
    color: #ffffff;
    font-size: 1.5rem;
    transform: scale(0.8);
    transition: transform var(--transition-fast);
}
.gallery-item:hover .gallery-img {
    transform: scale(1.06);
}
.gallery-item:hover .gallery-overlay {
    opacity: 1;
}
.gallery-item:hover .gallery-overlay i {
    transform: scale(1);
}

/* 3 Videos Miniature 3-Column Grid */
.video-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.2rem;
}
.video-item {
    position: relative;
    aspect-ratio: 16/10;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    cursor: pointer;
    background: #1f2937;
}
.video-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.85;
    transition: opacity var(--transition-fast), transform var(--transition-normal);
}
.video-play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.2);
    border: 1.5px solid #ffffff;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1rem;
    padding-left: 3px;
    transition: background var(--transition-fast), transform var(--transition-fast);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    z-index: 5;
}
.video-item:hover .video-thumbnail {
    opacity: 0.65;
    transform: scale(1.04);
}
.video-item:hover .video-play-btn {
    background: var(--primary);
    border-color: var(--primary);
    transform: translate(-50%, -50%) scale(1.1);
}
.video-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 0.6rem 0.8rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 500;
    z-index: 4;
}

/* Video Player State (Actual Playback Injection) */
.video-active-player {
    width: 100%;
    height: 100%;
    border: none;
    z-index: 10;
    background: #000000;
}

/* ==========================================================================
   ABOUT US VIEW & CONTACT FORM VIEWS
   ========================================================================== */
.about-section {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
    align-items: center;
    padding: 6rem 0;
}
.about-img-box {
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    aspect-ratio: 4/3;
    box-shadow: var(--card-shadow);
}
.about-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.contact-layout {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 4rem;
    padding: 4rem 0;
}
.contact-info-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.contact-item-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.8rem;
    display: flex;
    gap: 1.2rem;
    box-shadow: var(--card-shadow);
}
.contact-card-icon {
    width: 48px;
    height: 48px;
    background: rgba(var(--primary-rgb), 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.2rem;
}
.contact-card-info h5 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}
.contact-card-info p, .contact-card-info a {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Form Styles */
.contact-form-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 3rem;
    box-shadow: var(--card-shadow);
}
.contact-form-card h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.2rem;
    margin-bottom: 1.2rem;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.form-group.full-width {
    grid-column: span 2;
}
.form-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
}
.form-input {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    padding: 0.8rem 1rem;
    border-radius: 10px;
    color: var(--text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.15);
}
textarea.form-input {
    resize: none;
    height: 120px;
}
.form-submit-btn {
    width: 100%;
    margin-top: 1rem;
    justify-content: center;
}

/* Toast Notifications */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--bg-card);
    border-left: 4px solid var(--primary);
    border: 1px solid var(--border-color);
    border-left-width: 4px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 12px;
    transform: translateY(100px);
    opacity: 0;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
}
.toast.active {
    transform: translateY(0);
    opacity: 1;
}
.toast-icon {
    color: var(--primary);
    font-size: 1.2rem;
}
.toast-msg {
    font-size: 0.9rem;
    font-weight: 500;
}

/* ==========================================================================
   INTERACTIVE LIGHTBOX VIEW
   ========================================================================== */
.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 12, 16, 0.95);
    z-index: 500;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}
.lightbox.active {
    opacity: 1;
    visibility: visible;
}
.lightbox-close {
    position: absolute;
    top: 30px;
    right: 40px;
    color: #ffffff;
    font-size: 2.5rem;
    font-weight: 300;
    opacity: 0.7;
    transition: opacity var(--transition-fast);
}
.lightbox-close:hover {
    opacity: 1;
}
.lightbox-prev, .lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    color: #ffffff;
    background: rgba(255, 255, 255, 0.08);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: background var(--transition-fast), transform var(--transition-fast);
}
.lightbox-prev { left: 40px; }
.lightbox-next { right: 40px; }
.lightbox-prev:hover, .lightbox-next:hover {
    background: var(--primary);
    transform: translateY(-50%) scale(1.08);
}
.lightbox-content {
    max-width: 80%;
    max-height: 80%;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.lightbox-content img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255,255,255,0.05);
}
.lightbox-caption {
    color: #ffffff;
    margin-top: 1.5rem;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 500;
    text-align: center;
}

/* ==========================================================================
   ANALYTICS MONITORING PANEL (ADMIN)
   ========================================================================== */
.admin-panel {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--overlay-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 400;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}
.admin-panel.active {
    opacity: 1;
    visibility: visible;
}
.admin-panel-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    width: 90%;
    max-width: 720px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    animation: adminSlideUp var(--transition-normal) forwards;
}
@keyframes adminSlideUp {
    from { transform: translateY(40px); }
    to { transform: translateY(0); }
}
.admin-header {
    padding: 1.8rem 2.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.admin-header h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 600;
}
.admin-close {
    font-size: 1.8rem;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}
.admin-close:hover {
    color: var(--text-primary);
}

.admin-body {
    padding: 2rem 2.5rem;
}
.admin-intro {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

/* Stats Cards */
.stats-summary-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}
.stat-card {
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.2rem 1.8rem;
    display: flex;
    align-items: center;
    gap: 1.2rem;
}
.stat-icon {
    width: 44px;
    height: 44px;
    background: rgba(var(--primary-rgb), 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.1rem;
}
.stat-info {
    display: flex;
    flex-direction: column;
}
.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 500;
}
.stat-value {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
}

/* SVG Chart */
.stats-graph-container {
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}
.stats-graph-container h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}
.svg-graph-wrapper {
    width: 100%;
    overflow-x: auto;
}
.chart-bar {
    fill: var(--chart-bar-color);
    transition: fill var(--transition-fast), height var(--transition-slow) ease-out, y var(--transition-slow) ease-out;
}
.chart-bar:hover {
    fill: var(--primary-hover);
}
.chart-grid {
    stroke: var(--border-color);
    stroke-dasharray: 4 4;
}
.chart-text {
    fill: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 10px;
}
.chart-value-text {
    fill: var(--text-primary);
    font-family: var(--font-heading);
    font-size: 11px;
    font-weight: 600;
}

/* Table Style */
.stats-table-container {
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}
.stats-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}
.stats-table th, .stats-table td {
    padding: 0.9rem 1.2rem;
    text-align: left;
}
.stats-table th {
    background: var(--bg-main);
    font-family: var(--font-heading);
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}
.stats-table td {
    border-bottom: 1px solid var(--border-color);
}
.stats-table tr:last-child td {
    border-bottom: none;
}

.admin-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}

/* Admin Quick button in footer */
.btn-admin {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    transition: color var(--transition-fast), background var(--transition-fast);
}
.btn-admin:hover {
    color: var(--primary);
    background: rgba(var(--primary-rgb), 0.08);
}

/* ==========================================================================
   GLOBAL FOOTER SECTION
   ========================================================================== */
.site-footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 4.5rem 0 1.5rem 0;
    transition: background var(--transition-normal), border-color var(--transition-normal);
}
.footer-grid {
    display: grid;
    grid-template-columns: 5fr 3fr 4fr;
    gap: 4rem;
    margin-bottom: 3.5rem;
}
.footer-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin: 1.2rem 0 1.5rem 0;
    max-width: 320px;
}
.social-links {
    display: flex;
    gap: 0.8rem;
}
.social-links a {
    width: 36px;
    height: 36px;
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}
.social-links a:hover {
    background: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.footer-links h4, .footer-contact h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.2rem;
}
.footer-links ul, .footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}
.footer-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}
.footer-links a:hover {
    color: var(--primary);
}
.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
}
.footer-contact li i {
    color: var(--primary);
    margin-top: 4px;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 1.5rem;
}
.footer-bottom-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS (TABLETS, PHONES)
   ========================================================================== */
@media (max-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .product-detail-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .product-spec-card {
        position: static;
        width: 100%;
    }
    .footer-grid {
        gap: 2.5rem;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    .header-container {
        height: 70px;
    }
    
    /* Responsive Navigation Overlay */
    .mobile-menu-btn {
        display: flex;
    }
    .main-nav {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-main);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        padding: 3rem;
        z-index: 100;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: transform var(--transition-normal), opacity var(--transition-normal);
        border-top: 1px solid var(--border-color);
    }
    .main-nav.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    .dropdown-menu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: none;
        background: transparent;
        width: 100%;
        text-align: center;
        display: none;
        padding: 0.5rem 0;
    }
    .dropdown.active .dropdown-menu {
        display: block;
    }
    .dropdown:hover .dropdown-menu {
        transform: none;
    }
    .dropdown-toggle i {
        display: inline-block;
    }

    .header-actions {
        gap: 1rem;
    }
    .phone-number {
        display: none;
    }
    .btn-phone {
        padding: 0.5rem;
        border-radius: 50%;
        width: 36px;
        height: 36px;
        justify-content: center;
    }

    /* Content Layout Adjustments */
    .hero {
        padding: 5rem 0;
        text-align: center;
    }
    .hero-title {
        font-size: 2.5rem;
    }
    .hero-actions-btn {
        justify-content: center;
        flex-direction: column;
        width: 100%;
    }
    .hero-actions-btn a {
        width: 100%;
        justify-content: center;
    }

    .products-grid {
        grid-template-columns: 1fr;
        max-width: 440px;
        margin: 0 auto;
    }
    
    .photo-gallery-grid, .video-gallery-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    .gallery-item {
        aspect-ratio: 16/11;
    }
    .video-item {
        aspect-ratio: 16/10;
    }

    .about-section {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
    }
    .about-img-box {
        order: -1;
        max-width: 450px;
        margin: 0 auto;
    }

    .contact-layout {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .contact-form-card {
        padding: 2rem 1.5rem;
    }
    .form-grid {
        grid-template-columns: 1fr;
    }
    .form-group.full-width {
        grid-column: span 1;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    .footer-desc {
        margin: 1.2rem auto;
    }
    .social-links {
        justify-content: center;
    }
    .footer-bottom-flex {
        flex-direction: column;
        gap: 1rem;
    }
    
    .lightbox-prev, .lightbox-next {
        width: 40px;
        height: 40px;
    }
    .lightbox-prev { left: 10px; }
    .lightbox-next { right: 10px; }
    .lightbox-close {
        top: 20px;
        right: 20px;
    }
    
    .stats-summary-grid {
        grid-template-columns: 1fr;
    }
}