/* ==========================================================================
   TCC - TRUSTED CONSTRUCTION COMPANY
   Custom Premium Design System & Stylesheet (Vanilla CSS)
   ========================================================================== */

/* --- Design Tokens & CSS Variables --- */
:root {
    --primary: #004b87;         /* TCC Brand Royal Blue */
    --primary-light: #1d72b8;   /* Light primary for highlights */
    --primary-dark: #002d54;    /* Deep primary for hover */
    --accent: #0ea5e9;          /* Electric Cyan */
    --accent-glow: rgba(14, 165, 233, 0.4);
    --dark-bg: #0f172a;         /* Slate-900 */
    --dark-card: #1e293b;       /* Slate-800 */
    --dark-border: rgba(255, 255, 255, 0.08);
    --light-bg: #f8fafc;        /* Slate-50 */
    --light-card: #ffffff;
    --light-border: #e2e8f0;    /* Slate-200 */
    
    --text-main: #f8fafc;       /* Off-white for dark mode */
    --text-muted: #94a3b8;      /* Slate-400 */
    --text-dark: #1e293b;       /* Slate-800 for light background */
    --text-dark-muted: #64748b; /* Slate-500 for light bg */
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    
    --shadow-sm: 0 2px 8px -2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 12px 24px -4px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 20px 40px -8px rgba(0, 0, 0, 0.3);
    
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-full: 9999px;
    
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-blur: blur(12px);
    
    --container-width: 1200px;
}

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

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

body {
    font-family: var(--font-body);
    background-color: var(--dark-bg);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

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

::-webkit-scrollbar-thumb {
    background: var(--dark-card);
    border: 2px solid var(--dark-bg);
    border-radius: var(--border-radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-light);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: #ffffff;
}

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

ul {
    list-style: none;
}

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

/* --- Common Components --- */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

.bg-light {
    background-color: var(--light-bg);
    color: var(--text-dark);
}

.bg-light h1, .bg-light h2, .bg-light h3, .bg-light h4 {
    color: var(--text-dark);
}

.section-header {
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.subtitle {
    display: inline-block;
    font-family: var(--font-heading);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    font-size: 0.85rem;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
}

.accent-bar {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    margin: 0 auto;
    border-radius: var(--border-radius-full);
}

.section-desc {
    margin-top: 20px;
    color: var(--text-dark-muted);
    font-size: 1.1rem;
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    border-radius: var(--border-radius-full);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
}

.badge-accent {
    background-color: rgba(14, 165, 233, 0.1);
    color: var(--accent);
    border: 1px solid rgba(14, 165, 233, 0.2);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 14px 28px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    border: 1px solid transparent;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.85rem;
    border-radius: var(--border-radius-sm);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(0, 75, 135, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 75, 135, 0.5);
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
}

.btn-outline {
    background-color: transparent;
    border-color: var(--light-border);
    color: var(--text-main);
}

.btn-outline:hover {
    background-color: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
}

.btn-outline-white {
    background-color: transparent;
    border-color: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

.btn-outline-white:hover {
    background-color: #ffffff;
    color: var(--dark-bg);
}

.btn-glass {
    background-color: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(8px);
    border-color: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

.btn-glass:hover {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
}

/* ==========================================================================
   Header / Navigation Bar
   ========================================================================== */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--dark-border);
    transition: var(--transition-normal);
}

.main-header.scrolled {
    padding: 8px 0;
    background-color: rgba(15, 23, 42, 0.95);
    box-shadow: var(--shadow-md);
}

.header-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 18px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: var(--transition-normal);
}

.main-header.scrolled .header-container {
    padding: 12px 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 2rem;
    color: var(--accent);
    text-shadow: 0 0 15px var(--accent-glow);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.6rem;
    letter-spacing: 1px;
    line-height: 1;
    background: linear-gradient(135deg, #ffffff, var(--text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.brand-sub {
    font-size: 0.7rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent);
    font-weight: 600;
}

.nav-menu ul {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-muted);
    position: relative;
    padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
    color: #ffffff;
}

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

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Language Switcher */
.lang-switcher {
    display: flex;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.8rem;
    padding: 8px 12px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.lang-btn:hover {
    color: #ffffff;
}

.lang-btn.active {
    background-color: var(--primary);
    color: #ffffff;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
}

.mobile-menu-toggle .bar {
    width: 100%;
    height: 2.5px;
    background-color: #ffffff;
    border-radius: var(--border-radius-full);
    transition: var(--transition-fast);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    background-image: url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    overflow: hidden;
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 30%, rgba(15, 23, 42, 0.6) 70%, rgba(15, 23, 42, 0.3) 100%);
    z-index: 1;
}

.hero-content-wrapper {
    position: relative;
    z-index: 2;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    width: 100%;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 60px;
}

.hero-text-content {
    max-width: 650px;
}

.hero-badge {
    background-color: rgba(0, 75, 135, 0.2);
    border: 1px solid rgba(0, 75, 135, 0.3);
    color: var(--accent);
    margin-bottom: 24px;
    animation: fadeInDown 0.8s var(--transition-slow);
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 24px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    animation: fadeInLeft 1s var(--transition-slow);
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--accent), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    line-height: 1.7;
    animation: fadeInLeft 1.2s var(--transition-slow);
}

.hero-cta-group {
    display: flex;
    gap: 20px;
    animation: fadeInUp 1.4s var(--transition-slow);
}

.hero-quick-stats {
    display: flex;
    flex-direction: column;
    gap: 24px;
    z-index: 2;
    animation: fadeInRight 1.2s var(--transition-slow);
}

.hero-quick-stats .stat-card {
    background-color: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius-md);
    padding: 24px 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.hero-quick-stats .stat-card:hover {
    transform: translateY(-5px) scale(1.03);
    border-color: rgba(14, 165, 233, 0.3);
    box-shadow: 0 10px 30px rgba(14, 165, 233, 0.15);
}

.hero-quick-stats .stat-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: #ffffff;
    background: linear-gradient(135deg, #ffffff, var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-quick-stats .stat-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 4px;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    animation: bounce 2s infinite;
}

.scroll-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-muted);
}

.scroll-btn:hover {
    color: #ffffff;
}

.mouse-icon {
    width: 20px;
    height: 35px;
    border: 2px solid var(--text-muted);
    border-radius: var(--border-radius-full);
    display: flex;
    justify-content: center;
    padding-top: 6px;
    margin-bottom: 8px;
}

.mouse-icon .wheel {
    width: 4px;
    height: 8px;
    background-color: var(--accent);
    border-radius: var(--border-radius-full);
    animation: scrollWheel 1.5s infinite;
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    margin-bottom: 80px;
}

.about-img-box {
    position: relative;
}

.main-about-img {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
    height: 480px;
    object-fit: cover;
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--border-radius-md);
    padding: 24px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.experience-badge .badge-num {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: #ffffff;
    line-height: 1;
}

.experience-badge .badge-lbl {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-top: 4px;
    font-weight: 600;
    max-width: 120px;
}

.about-text-box h3 {
    font-size: 1.8rem;
    margin-bottom: 16px;
}

.about-text-box .lead-text {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 30px;
}

/* Mission & Vision Tabs System */
.mission-vision-tabs {
    background-color: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.tab-headers {
    display: flex;
    background-color: rgba(15, 23, 42, 0.4);
    border-bottom: 1px solid var(--dark-border);
}

.tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    padding: 16px 20px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
}

.tab-btn:hover {
    color: #ffffff;
}

.tab-btn.active {
    color: var(--accent);
    background-color: var(--dark-card);
    border-bottom: 2px solid var(--accent);
}

.tab-contents {
    padding: 24px;
}

.tab-pane {
    display: none;
    font-size: 0.95rem;
    line-height: 1.7;
    color: var(--text-muted);
    animation: fadeIn 0.4s var(--transition-normal);
}

.tab-pane.active {
    display: block;
}

/* CEO Statement Block */
.ceo-panel {
    background-color: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.ceo-quote-mark {
    position: absolute;
    top: -20px;
    left: 20px;
    font-size: 8rem;
    color: rgba(255, 255, 255, 0.02);
    line-height: 1;
    font-family: 'Outfit', sans-serif;
    pointer-events: none;
}

.ceo-grid {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 40px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.ceo-img-container {
    width: 200px;
    height: 200px;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    border: 3px solid var(--primary);
    box-shadow: var(--shadow-sm);
}

.ceo-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    transition: var(--transition-normal);
}

.ceo-panel:hover .ceo-img {
    transform: scale(1.05);
}

.ceo-statement h4 {
    font-size: 1.1rem;
    color: var(--accent);
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.ceo-statement blockquote {
    font-size: 1.15rem;
    font-style: italic;
    color: #ffffff;
    margin-bottom: 20px;
    line-height: 1.6;
}

.ceo-signature {
    display: flex;
    flex-direction: column;
}

.ceo-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: #ffffff;
}

.ceo-title {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    background-color: var(--light-card);
    border: 1px solid var(--light-border);
    border-radius: var(--border-radius-md);
    padding: 36px 30px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
    border-color: transparent;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 24px;
    transition: var(--transition-fast);
}

.service-card:hover .service-icon {
    color: var(--accent);
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    transition: var(--transition-fast);
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-dark-muted);
    line-height: 1.6;
    flex-grow: 1;
}

.card-num {
    position: absolute;
    bottom: -15px;
    right: 15px;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 4rem;
    color: rgba(0, 0, 0, 0.03);
    line-height: 1;
    pointer-events: none;
    transition: var(--transition-normal);
}

.service-card:hover .card-num {
    color: rgba(14, 165, 233, 0.05);
    transform: scale(1.1) translateY(-5px);
}

/* ==========================================================================
   Liquid Dosing System (Specialized Product)
   ========================================================================== */
.dosing-section {
    background: linear-gradient(180deg, var(--dark-bg) 0%, #090d16 100%);
    border-top: 1px solid var(--dark-border);
    border-bottom: 1px solid var(--dark-border);
    position: relative;
}

.dosing-grid {
    display: grid;
    grid-template-columns: 1.12fr 0.88fr;
    gap: 80px;
    align-items: center;
}

.dosing-text .badge-accent {
    margin-bottom: 16px;
}

.highlight-cyan {
    background: linear-gradient(135deg, var(--accent), #38bdf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.dosing-text .text-muted {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 36px;
    line-height: 1.7;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 40px;
}

.feature-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.feature-item .f-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-full);
    background-color: rgba(14, 165, 233, 0.1);
    border: 1px solid rgba(14, 165, 233, 0.2);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}

.feature-item h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: #ffffff;
}

.feature-item p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.dosing-btn-group {
    display: flex;
    gap: 20px;
}

/* Graphic Card Representation */
.machine-cabinet-card {
    background-color: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
}

.machine-cabinet-card:hover {
    box-shadow: 0 20px 40px rgba(14, 165, 233, 0.08);
    border-color: rgba(14, 165, 233, 0.2);
}

.cabinet-header {
    background-color: rgba(15, 23, 42, 0.6);
    border-bottom: 1px solid var(--dark-border);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-heading);
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-dot-pulse {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #22c55e; /* Green */
    box-shadow: 0 0 10px #22c55e;
    animation: pulse 1.8s infinite;
}

.cabinet-graphic {
    position: relative;
    overflow: hidden;
}

.dosing-img {
    width: 100%;
    height: 380px;
    object-fit: cover;
    transition: var(--transition-slow);
}

.machine-cabinet-card:hover .dosing-img {
    transform: scale(1.05);
}

.graphic-overlay-tag {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background-color: var(--primary);
    color: #ffffff;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.8rem;
    padding: 6px 16px;
    border-radius: var(--border-radius-full);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-sm);
}

.specs-mini-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background-color: rgba(15, 23, 42, 0.4);
    border-top: 1px solid var(--dark-border);
}

.spec-mini-item {
    padding: 20px 10px;
    text-align: center;
    border-right: 1px solid var(--dark-border);
}

.spec-mini-item:last-child {
    border-right: none;
}

.spec-mini-item .val {
    display: block;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--accent);
}

.spec-mini-item .lbl {
    display: block;
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 2px;
}

/* Technical Specification Modal Window */
.specs-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(8px);
    z-index: 1100;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
    animation: fadeIn 0.3s ease;
}

.specs-modal.active {
    display: flex;
}

.modal-content {
    background-color: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius-lg);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    animation: scaleUp 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-header {
    background-color: rgba(15, 23, 42, 0.4);
    border-bottom: 1px solid var(--dark-border);
    padding: 20px 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header h3 {
    font-size: 1.3rem;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 12px;
}

.modal-header h3 i {
    color: var(--accent);
}

.close-modal {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 2rem;
    cursor: pointer;
    line-height: 1;
    transition: var(--transition-fast);
}

.close-modal:hover {
    color: #ffffff;
}

.modal-body {
    padding: 30px;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 24px;
}

.specs-table th, .specs-table td {
    padding: 14px 20px;
    text-align: left;
    border-bottom: 1px solid var(--dark-border);
    font-size: 0.9rem;
}

.specs-table th {
    background-color: rgba(15, 23, 42, 0.2);
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--accent);
}

.specs-table td strong {
    color: #ffffff;
}

.specs-table tr:last-child td {
    border-bottom: none;
}

.modal-footer-note {
    background-color: rgba(14, 165, 233, 0.05);
    border: 1px dashed rgba(14, 165, 233, 0.2);
    border-radius: var(--border-radius-sm);
    padding: 16px;
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 12px;
}

.modal-footer-note i {
    color: var(--accent);
    font-size: 1.1rem;
}

/* ==========================================================================
   Our Process Section
   ========================================================================== */
.timeline {
    position: relative;
    max-width: 900px;
    margin: 60px auto 0;
    padding: 20px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 40px;
    width: 4px;
    background: linear-gradient(180deg, var(--primary), var(--accent), var(--primary-light));
    border-radius: var(--border-radius-full);
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
    padding-left: 90px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-badge {
    position: absolute;
    top: 4px;
    left: 17px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--dark-bg);
    border: 3px solid var(--accent);
    color: #ffffff;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 15px var(--accent-glow);
    z-index: 2;
    transition: var(--transition-normal);
}

.timeline-item:hover .timeline-badge {
    transform: scale(1.1);
    background-color: var(--accent);
    border-color: #ffffff;
}

.timeline-panel {
    background-color: var(--light-card);
    border: 1px solid var(--light-border);
    border-radius: var(--border-radius-md);
    padding: 30px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    position: relative;
}

.timeline-panel::before {
    content: '';
    position: absolute;
    top: 20px;
    left: -8px;
    width: 16px;
    height: 16px;
    background-color: var(--light-card);
    border-left: 1px solid var(--light-border);
    border-bottom: 1px solid var(--light-border);
    transform: rotate(45deg);
}

.timeline-item:hover .timeline-panel {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
    border-color: rgba(0, 75, 135, 0.2);
}

.timeline-panel h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.timeline-panel p {
    font-size: 0.92rem;
    color: var(--text-dark-muted);
    line-height: 1.6;
}

/* ==========================================================================
   Portfolio Section
   ========================================================================== */
.portfolio-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 48px;
}

.filter-btn {
    background-color: var(--dark-card);
    border: 1px solid var(--dark-border);
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 10px 22px;
    border-radius: var(--border-radius-full);
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
    background-color: var(--accent);
    border-color: var(--accent);
    color: #ffffff;
    box-shadow: 0 4px 12px var(--accent-glow);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.portfolio-item {
    border-radius: var(--border-radius-md);
    overflow: hidden;
    position: relative;
    aspect-ratio: 4 / 3;
    border: 1px solid var(--dark-border);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-slow);
}

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

.portfolio-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.portfolio-hover-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.2) 0%, rgba(15, 23, 42, 0.95) 80%);
    padding: 30px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    opacity: 0;
    transform: translateY(15px);
    transition: var(--transition-normal);
}

.portfolio-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(14, 165, 233, 0.2);
}

.portfolio-item:hover img {
    transform: scale(1.08);
}

.portfolio-item:hover .portfolio-hover-content {
    opacity: 1;
    transform: translateY(0);
}

.proj-cat {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    margin-bottom: 6px;
}

.portfolio-hover-content h4 {
    font-size: 1.3rem;
    margin-bottom: 8px;
    font-weight: 700;
}

.portfolio-hover-content p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

/* Project Filtering Animations */
.portfolio-item.hide {
    display: none;
}

.portfolio-item.show {
    animation: scaleIn 0.5s var(--transition-normal);
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 60px;
    align-items: stretch;
}

/* Left Info Panel */
.contact-info-panel {
    background-color: var(--dark-card);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius-lg);
    padding: 50px 40px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: var(--shadow-md);
}

.contact-info-panel h3 {
    font-size: 1.8rem;
    margin-bottom: 12px;
}

.info-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 40px;
}

.info-links-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
    margin-bottom: 40px;
}

.info-link-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.info-link-item .icon-box {
    width: 46px;
    height: 46px;
    border-radius: var(--border-radius-md);
    background-color: rgba(0, 75, 135, 0.2);
    border: 1px solid rgba(0, 75, 135, 0.3);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.info-link-item span {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 4px;
}

.info-link-item p {
    font-size: 0.95rem;
    color: #ffffff;
    font-weight: 500;
}

.info-link-item a:hover {
    color: var(--accent);
}

.social-links {
    display: flex;
    gap: 16px;
    margin-bottom: 40px;
}

.social-btn {
    width: 44px;
    height: 44px;
    border-radius: var(--border-radius-sm);
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--dark-border);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    transition: var(--transition-fast);
}

.social-btn:hover {
    background-color: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
    box-shadow: 0 4px 12px var(--accent-glow);
    transform: translateY(-2px);
}

.download-box {
    background-color: rgba(15, 23, 42, 0.4);
    border: 1px solid var(--dark-border);
    border-radius: var(--border-radius-md);
    padding: 24px;
}

.download-box h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pdf-download-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pdf-download-buttons .btn {
    justify-content: flex-start;
    padding: 12px 20px;
}

/* Right Form Panel */
.contact-form-panel {
    background-color: var(--light-card);
    border: 1px solid var(--light-border);
    border-radius: var(--border-radius-lg);
    padding: 50px;
    box-shadow: var(--shadow-sm);
}

.contact-form-panel h3 {
    color: var(--text-dark);
    font-size: 1.8rem;
    margin-bottom: 30px;
}

.modern-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-dark-muted);
}

.form-group input, .form-group select, .form-group textarea {
    padding: 14px 20px;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--light-border);
    font-family: var(--font-body);
    font-size: 0.92rem;
    background-color: var(--light-bg);
    color: var(--text-dark);
    transition: var(--transition-fast);
    outline: none;
}

.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    border-color: var(--primary);
    background-color: #ffffff;
    box-shadow: 0 0 0 4px rgba(0, 75, 135, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.form-feedback {
    margin-top: 16px;
    padding: 14px 20px;
    border-radius: var(--border-radius-md);
    font-size: 0.85rem;
    display: none;
}

.form-feedback.success {
    display: block;
    background-color: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
    color: #15803d;
}

.form-feedback.error {
    display: block;
    background-color: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #b91c1c;
}

.form-feedback a {
    color: inherit;
    font-weight: 600;
    text-decoration: underline;
}

/* ==========================================================================
   Footer Section
   ========================================================================== */
.main-footer {
    background-color: #090d16;
    border-top: 1px solid var(--dark-border);
    padding: 80px 0 30px;
}

.footer-top-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
    gap: 40px;
    margin-bottom: 60px;
}

.footer-brand-col .logo {
    font-size: 1.8rem;
    color: #ffffff;
    font-family: var(--font-heading);
    font-weight: 800;
    gap: 10px;
    margin-bottom: 20px;
}

.footer-brand-col .logo i {
    color: var(--accent);
}

.brand-desc {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.7;
    max-width: 320px;
}

.footer-links-col h4, .footer-newsletter-col h4 {
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #ffffff;
    margin-bottom: 24px;
}

.footer-links-col ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

.footer-links-col a:hover {
    color: var(--accent);
    transform: translateX(4px);
}

.tagline-highlight {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 12px;
}

.tagline-sub {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.footer-bottom {
    border-top: 1px solid var(--dark-border);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.dev-credits {
    font-style: italic;
}

/* ==========================================================================
   Scroll To Top Button
   ========================================================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: -60px; /* Hidden initially */
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-sm);
    background-color: var(--primary);
    border: none;
    color: #ffffff;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    z-index: 99;
}

.back-to-top:hover {
    background-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px var(--accent-glow);
}

.back-to-top.show {
    right: 30px;
}

/* ==========================================================================
   Animations
   ========================================================================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes scaleUp {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.5);
    }
    70% {
        transform: scale(1);
        box-shadow: 0 0 0 10px rgba(34, 197, 94, 0);
    }
    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(34, 197, 94, 0);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0) translateX(-50%);
    }
    40% {
        transform: translateY(-10px) translateX(-50%);
    }
    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

@keyframes scrollWheel {
    0% {
        opacity: 1;
        transform: translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateY(12px);
    }
}

/* ==========================================================================
   RTL (Arabic) Support
   ========================================================================== */
[dir="rtl"] body,
body.rtl {
    font-family: 'Tajawal', sans-serif;
}

[dir="rtl"] h1,
[dir="rtl"] h2,
[dir="rtl"] h3,
[dir="rtl"] h4,
[dir="rtl"] h5,
[dir="rtl"] h6,
body.rtl h1,
body.rtl h2,
body.rtl h3,
body.rtl h4,
body.rtl h5,
body.rtl h6 {
    font-family: 'Tajawal', sans-serif;
}

[dir="rtl"] .nav-link::after,
body.rtl .nav-link::after {
    left: auto;
    right: 0;
}

[dir="rtl"] .experience-badge,
body.rtl .experience-badge {
    right: auto;
    left: -20px;
}

[dir="rtl"] .card-num,
body.rtl .card-num {
    right: auto;
    left: 15px;
}

[dir="rtl"] .graphic-overlay-tag,
body.rtl .graphic-overlay-tag {
    left: auto;
    right: 20px;
}

[dir="rtl"] .ceo-quote-mark,
body.rtl .ceo-quote-mark {
    left: auto;
    right: 20px;
}

[dir="rtl"] .specs-table th,
[dir="rtl"] .specs-table td,
body.rtl .specs-table th,
body.rtl .specs-table td {
    text-align: right;
}

[dir="rtl"] .timeline::before,
body.rtl .timeline::before {
    left: auto;
    right: 40px;
}

[dir="rtl"] .timeline-item,
body.rtl .timeline-item {
    padding-left: 0;
    padding-right: 90px;
}

[dir="rtl"] .timeline-badge,
body.rtl .timeline-badge {
    left: auto;
    right: 17px;
}

[dir="rtl"] .timeline-panel::before,
body.rtl .timeline-panel::before {
    left: auto;
    right: -8px;
    border-left: none;
    border-right: 1px solid var(--light-border);
    border-bottom: 1px solid var(--light-border);
}

[dir="rtl"] .timeline-item:hover .timeline-panel,
body.rtl .timeline-item:hover .timeline-panel {
    transform: translateX(-8px);
}

[dir="rtl"] .footer-links-col a:hover,
body.rtl .footer-links-col a:hover {
    transform: translateX(-4px);
}

[dir="rtl"] .back-to-top,
body.rtl .back-to-top {
    right: auto;
    left: -60px;
}

[dir="rtl"] .back-to-top.show,
body.rtl .back-to-top.show {
    right: auto;
    left: 30px;
}

[dir="rtl"] .hero-cta-group .btn-primary .fa-arrow-right,
body.rtl .hero-cta-group .btn-primary .fa-arrow-right {
    transform: scaleX(-1);
}

[dir="rtl"] .spec-mini-item,
body.rtl .spec-mini-item {
    border-right: none;
    border-left: 1px solid var(--dark-border);
}

[dir="rtl"] .spec-mini-item:last-child,
body.rtl .spec-mini-item:last-child {
    border-left: none;
}

[dir="rtl"] .pdf-download-buttons .btn,
body.rtl .pdf-download-buttons .btn {
    justify-content: flex-end;
}

[dir="rtl"] .service-card::before,
body.rtl .service-card::before {
    transform-origin: right;
}

@media (max-width: 991px) {
    [dir="rtl"] .experience-badge,
    body.rtl .experience-badge {
        left: -10px;
    }

    [dir="rtl"] .timeline::before,
    body.rtl .timeline::before {
        right: 20px;
    }

    [dir="rtl"] .timeline-item,
    body.rtl .timeline-item {
        padding-right: 55px;
    }

    [dir="rtl"] .timeline-badge,
    body.rtl .timeline-badge {
        right: 2px;
    }
}

@media (max-width: 768px) {
    [dir="rtl"] .header-actions,
    body.rtl .header-actions {
        margin-right: 0;
        margin-left: 16px;
    }

    [dir="rtl"] .nav-menu,
    body.rtl .nav-menu {
        left: auto;
        right: -100%;
    }

    [dir="rtl"] .nav-menu.active,
    body.rtl .nav-menu.active {
        right: 0;
    }
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */

@media (max-width: 1200px) {
    .hero-title {
        font-size: 3.8rem;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-top-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 50px;
    }
}

@media (max-width: 991px) {
    .section-padding {
        padding: 80px 0;
    }

    .hero-content-wrapper {
        grid-template-columns: 1fr;
        gap: 50px;
        text-align: center;
    }
    
    .hero-text-content {
        max-width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .hero-cta-group {
        justify-content: center;
    }
    
    .hero-quick-stats {
        flex-direction: row;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-quick-stats .stat-card {
        padding: 16px 24px;
        min-width: 140px;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .about-img-box {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .experience-badge {
        bottom: -10px;
        right: -10px;
    }
    
    .ceo-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .ceo-img-container {
        margin: 0 auto;
    }
    
    .dosing-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .dosing-visual {
        max-width: 550px;
        margin: 0 auto;
        width: 100%;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        padding-left: 55px;
    }
    
    .timeline-badge {
        left: 2px;
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    /* Mobile Navigation */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--dark-bg);
        border-top: 1px solid var(--dark-border);
        transition: var(--transition-normal);
        padding: 40px 24px;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu ul {
        flex-direction: column;
        align-items: stretch;
        gap: 24px;
    }
    
    .nav-link {
        font-size: 1.2rem;
        display: block;
        padding: 10px 0;
        border-bottom: 1px solid var(--dark-border);
    }
    
    .nav-link::after {
        display: none;
    }
    
    .header-actions {
        margin-right: 16px;
    }
    
    .header-actions .btn-outline {
        display: none; /* Hide full PDF button in narrow header to save space */
    }
    
    /* Elements adjustment */
    .hero-title {
        font-size: 2.8rem;
    }
    
    .hero-cta-group {
        flex-direction: column;
        width: 100%;
        gap: 12px;
    }
    
    .hero-cta-group .btn {
        width: 100%;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-filters {
        gap: 8px;
    }
    
    .filter-btn {
        padding: 8px 16px;
        font-size: 0.75rem;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .contact-form-panel {
        padding: 30px 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .footer-top-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
}