/* ==========================================================================
   DESIGN SYSTEM - APEX GLOBAL TECHNOLOGY SOLUTIONS
   ========================================================================== */

/* Modern CSS Reset & Variable Tokens */
:root {
    /* Color Tokens - Default Dark Theme */
    --bg-primary: #07090e;
    --bg-secondary: #0c0f17;
    --bg-tertiary: #131722;
    --bg-glass: rgba(12, 15, 23, 0.7);
    --border-glass: rgba(255, 255, 255, 0.08);
    
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    /* Brand Accents */
    --color-primary: #6366f1; /* Deep Electric Indigo */
    --color-primary-rgb: 99, 102, 241;
    --color-cyan: #06b6d4;    /* Neon Cyan */
    --color-magenta: #d946ef; /* Neon Magenta */
    --color-orange: #f97316;  /* Tech Amber */
    --color-green: #10b981;   /* Emerald Success */
    
    /* Glows & Gradients */
    --gradient-hero: linear-gradient(135deg, var(--color-primary), var(--color-cyan));
    --gradient-accent: linear-gradient(90deg, var(--color-cyan), var(--color-primary), var(--color-magenta));
    --shadow-premium: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.15);
    --shadow-inset: inset 0 1px 1px rgba(255, 255, 255, 0.05);

    /* Layout & Fonts */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
}

/* Light Theme Overrides */
body.light-theme {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-glass: rgba(255, 255, 255, 0.75);
    --border-glass: rgba(0, 0, 0, 0.06);
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --color-primary: #4f46e5;
    --color-primary-rgb: 79, 70, 229;
    
    --shadow-premium: 0 20px 40px -15px rgba(15, 23, 42, 0.08);
    --shadow-glow: 0 0 30px rgba(79, 70, 229, 0.08);
    --shadow-inset: inset 0 1px 0 rgba(255, 255, 255, 0.6);
}

/* Reset and Core 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(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.5s ease, color 0.5s ease;
    -webkit-font-smoothing: antialiased;
}

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border: 2px solid var(--bg-primary);
    border-radius: 6px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Grid & Layout System */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

.grid-2-valign {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
}

@media (min-width: 768px) {
    .grid-2, .grid-2-valign {
        grid-template-columns: 1.1fr 0.9fr;
    }
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

.flex-center-gap {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* Premium Background Blobs (Dynamic Ambient Lighting) */
.blob-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.12;
    transition: opacity 0.5s ease;
}

body.light-theme .blob {
    opacity: 0.06;
}

.blob-1 {
    top: -10%;
    left: 10%;
    width: 500px;
    height: 500px;
    background-color: var(--color-primary);
    animation: pulse-blob-1 12s infinite alternate;
}

.blob-2 {
    top: 30%;
    right: -10%;
    width: 600px;
    height: 600px;
    background-color: var(--color-magenta);
    animation: pulse-blob-2 16s infinite alternate;
}

.blob-3 {
    top: 70%;
    left: -10%;
    width: 500px;
    height: 500px;
    background-color: var(--color-cyan);
    animation: pulse-blob-1 14s infinite alternate;
}

@keyframes pulse-blob-1 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(50px, 80px) scale(1.1); }
}

@keyframes pulse-blob-2 {
    0% { transform: translate(0, 0) scale(1.1); }
    100% { transform: translate(-80px, -50px) scale(0.9); }
}

/* Glassmorphism Card Style */
.glass-card {
    background: var(--bg-glass);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-premium), var(--shadow-inset);
    transition: var(--transition-smooth);
}

/* Badges & Section Headers */
.badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-primary);
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    margin-bottom: 20px;
}

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

.bg-darker {
    background-color: var(--bg-secondary);
}

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

.section-header {
    max-width: 650px;
    margin: 0 auto 60px auto;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.25;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

@media (min-width: 768px) {
    .section-title {
        font-size: 2.75rem;
    }
}

/* Premium Typography & Text Rotator Gradient */
.gradient-text {
    background: var(--gradient-accent);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shine-text 5s linear infinite;
}

@keyframes shine-text {
    to { background-position: 200% center; }
}

/* Button Component */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-smooth);
    border: none;
}

.btn-primary {
    background: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
    background: #4f46e5;
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(99, 102, 241, 0.45);
}

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

.btn-secondary:hover {
    background: var(--border-glass);
    transform: translateY(-2px);
}

.btn-block {
    display: flex;
    width: 100%;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.85rem;
}

/* ==========================================================================
   1. HEADER & NAVIGATION
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(7, 9, 14, 0.3);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    transition: var(--transition-smooth);
}

body.light-theme .header {
    background: rgba(248, 250, 252, 0.3);
    border-bottom: 1px solid rgba(0, 0, 0, 0.03);
}

.header.scrolled {
    background: var(--bg-glass);
    border-bottom: 1px solid var(--border-glass);
    box-shadow: var(--shadow-premium);
    padding: 12px 0;
}

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

.header.scrolled .header-container {
    height: 64px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
    transition: var(--transition-fast);
}

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

.nav {
    display: none;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
    padding: 8px 0;
}

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

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

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

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

/* Theme Toggle Button */
.theme-toggle-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    width: 44px;
    height: 44px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

.theme-toggle-btn:hover {
    background: var(--border-glass);
    transform: rotate(15deg);
}

/* Language Switcher Button */
.lang-toggle-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    min-width: 44px;
    height: 44px;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 12px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 0.5px;
    transition: var(--transition-smooth);
}

.lang-toggle-btn:hover {
    background: var(--border-glass);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--border-glass);
}

.theme-toggle-btn i {
    width: 20px;
    height: 20px;
    position: absolute;
    transition: transform 0.5s ease, opacity 0.5s ease;
}

body.dark-theme .sun-icon { opacity: 0; transform: scale(0.5) rotate(-180deg); }
body.dark-theme .moon-icon { opacity: 1; transform: scale(1) rotate(0); }
body.light-theme .sun-icon { opacity: 1; transform: scale(1) rotate(0); }
body.light-theme .moon-icon { opacity: 0; transform: scale(0.5) rotate(180deg); }

/* Mobile Menu Toggle Button */
.mobile-toggle-btn {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 20px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1100;
}

.mobile-toggle-btn .bar {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    border-radius: 4px;
    transition: var(--transition-fast);
}

/* Hamburger transition active state */
.mobile-toggle-btn[aria-expanded="true"] .bar:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}
.mobile-toggle-btn[aria-expanded="true"] .bar:nth-child(2) {
    opacity: 0;
}
.mobile-toggle-btn[aria-expanded="true"] .bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

@media (min-width: 992px) {
    .nav {
        display: block;
    }
    .mobile-toggle-btn {
        display: none;
    }
}

/* Mobile Nav Drawer Overlay */
@media (max-width: 991px) {
    .nav-list {
        flex-direction: column;
        gap: 20px;
    }
    .nav-cta {
        display: none;
    }
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--bg-secondary);
        border-left: 1px solid var(--border-glass);
        padding: 100px 40px;
        z-index: 999;
        display: block;
        transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.2);
    }
    .nav.open {
        right: 0;
    }
}

/* ==========================================================================
   2. HERO SECTION
   ========================================================================== */
.hero-section {
    padding: 160px 0 100px 0;
    position: relative;
}

.hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.15;
    color: var(--text-primary);
    margin-bottom: 24px;
    letter-spacing: -1px;
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3.5rem;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 4rem;
    }
}

.hero-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 40px;
    max-width: 520px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

/* Hero Terminal Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    position: relative;
}

.hero-card-glow {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.hero-card-glow::before {
    content: '';
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--color-cyan), var(--color-primary), var(--color-magenta));
    border-radius: var(--border-radius-md);
    z-index: -1;
    filter: blur(12px);
    opacity: 0.3;
}

.hero-card {
    border-radius: var(--border-radius-md);
    overflow: hidden;
    border: 1px solid var(--border-glass);
}

.card-header {
    background: rgba(255, 255, 255, 0.03);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid var(--border-glass);
}

.card-dots {
    display: flex;
    gap: 6px;
    margin-right: 16px;
}

.card-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.card-dots .dot.red { background-color: #ff5f56; }
.card-dots .dot.yellow { background-color: #ffbd2e; }
.card-dots .dot.green { background-color: #27c93f; }

.card-title {
    font-family: monospace;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.console-body {
    padding: 24px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    color: var(--text-primary);
    min-height: 250px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.console-line {
    word-break: break-all;
}

.c-cyan { color: var(--color-cyan); }
.c-magenta { color: var(--color-magenta); }
.c-green { color: var(--color-green); }
.c-gray { color: var(--text-muted); }

.console-chart {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    height: 100px;
    border-bottom: 1px solid var(--border-glass);
    border-left: 1px solid var(--border-glass);
    padding: 8px;
    margin-top: auto;
}

.bar-chart-item {
    flex: 1;
    background: linear-gradient(to top, var(--color-primary), var(--color-cyan));
    border-top-left-radius: 4px;
    border-top-right-radius: 4px;
    height: var(--h);
    animation: bar-rise 1.5s ease-out forwards;
    transform-origin: bottom;
}

@keyframes bar-rise {
    from { transform: scaleY(0); }
    to { transform: scaleY(1); }
}

/* ==========================================================================
   3. STATS SECTION
   ========================================================================== */
.stats-section {
    position: relative;
    padding: 60px 0;
    z-index: 10;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-item {
    text-align: center;
    border-right: 1px solid var(--border-glass);
}

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

@media (max-width: 767px) {
    .stat-item:nth-child(2n) {
        border-right: none;
    }
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--text-primary);
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ==========================================================================
   4. SERVICES SECTION
   ========================================================================== */
.service-card {
    padding: 40px;
    border-radius: var(--border-radius-md);
    cursor: pointer;
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: rgba(99, 102, 241, 0.25);
    box-shadow: var(--shadow-premium), var(--shadow-glow);
}

.service-icon-box {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border-radius: 14px;
    margin-bottom: 28px;
}

.service-icon-box i {
    width: 28px;
    height: 28px;
    stroke-width: 1.75;
}

.box-blue { background: rgba(99, 102, 241, 0.1); color: var(--color-primary); border: 1px solid rgba(99, 102, 241, 0.2); }
.box-magenta { background: rgba(217, 70, 239, 0.1); color: var(--color-magenta); border: 1px solid rgba(217, 70, 239, 0.2); }
.box-cyan { background: rgba(6, 182, 212, 0.1); color: var(--color-cyan); border: 1px solid rgba(6, 182, 212, 0.2); }
.box-violet { background: rgba(139, 92, 246, 0.1); color: #8b5cf6; border: 1px solid rgba(139, 92, 246, 0.2); }
.box-orange { background: rgba(249, 115, 22, 0.1); color: var(--color-orange); border: 1px solid rgba(249, 115, 22, 0.2); }
.box-green { background: rgba(16, 185, 129, 0.1); color: var(--color-green); border: 1px solid rgba(16, 185, 129, 0.2); }

.service-card-title {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.service-card-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 24px;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: var(--transition-fast);
}

.service-card:hover .service-link {
    gap: 8px;
    color: var(--color-cyan);
}

.service-link i {
    width: 16px;
    height: 16px;
}

/* ==========================================================================
   5. METHODOLOGY SECTION
   ========================================================================== */
.methodology-interactive {
    margin-top: 50px;
}

.tab-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 40px;
}

@media (min-width: 768px) {
    .tab-buttons {
        grid-template-columns: repeat(4, 1fr);
    }
}

.tab-btn {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius-sm);
    padding: 18px 20px;
    color: var(--text-secondary);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    gap: 12px;
}

.tab-num {
    font-size: 0.85rem;
    color: var(--color-primary);
    background: rgba(99, 102, 241, 0.1);
    padding: 4px 8px;
    border-radius: 4px;
}

.tab-btn:hover {
    border-color: rgba(99, 102, 241, 0.3);
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.tab-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.25);
}

.tab-btn.active .tab-num {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

.tab-content-panel {
    display: none;
    animation: fadeInTab 0.5s ease-out forwards;
}

.tab-content-panel.active {
    display: block;
}

@keyframes fadeInTab {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

.tab-text h3 {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.tab-para {
    color: var(--text-secondary);
    margin-bottom: 30px;
    font-size: 1.05rem;
}

.tab-list-items {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.tab-list-items li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    color: var(--text-primary);
}

.tab-list-items i {
    width: 20px;
    height: 20px;
}

.tab-visual {
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-premium);
    border: 1px solid var(--border-glass);
    height: 320px;
}

.tab-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.tab-visual:hover .tab-img {
    transform: scale(1.05);
}

/* ==========================================================================
   6. PORTFOLIO/CASE STUDIES SECTION
   ========================================================================== */
.portfolio-filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 50px;
}

.filter-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-glass);
    border-radius: 100px;
    padding: 10px 24px;
    color: var(--text-secondary);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.2);
}

.portfolio-grid .project-card {
    border-radius: var(--border-radius-md);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.portfolio-grid .project-card.hidden {
    display: none;
}

.project-img-wrapper {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-smooth);
}

.project-card:hover .project-img {
    transform: scale(1.08);
}

.project-badge {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    padding: 4px 12px;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 100px;
    border: 1px solid var(--border-glass);
}

.project-info {
    padding: 30px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.project-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.project-desc {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 24px;
    flex-grow: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
}

.project-tags .tag {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* ==========================================================================
   7. TESTIMONIALS SECTION
   ========================================================================== */
.testimonial-slider-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.testimonial-slider {
    position: relative;
    min-height: 300px;
}

.testimonial-card {
    padding: 48px;
    display: none;
    animation: slideInTestimonial 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.testimonial-card.active {
    display: block;
}

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

.testimonial-rating {
    display: flex;
    gap: 6px;
    margin-bottom: 24px;
}

.testimonial-rating i {
    width: 18px;
    height: 18px;
}

.star-fill {
    color: #fbbf24;
    fill: #fbbf24;
}

.testimonial-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    line-height: 1.6;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 32px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.author-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--color-primary);
}

.author-name {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
}

.author-role {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* Slider Controls */
.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-top: 32px;
}

.slider-arrow {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-glass);
    color: var(--text-primary);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
}

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

.slider-arrow i {
    width: 20px;
    height: 20px;
}

.slider-dots {
    display: flex;
    gap: 8px;
}

.slider-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--text-muted);
    cursor: pointer;
    transition: var(--transition-fast);
}

.slider-dot.active {
    background: var(--color-primary);
    width: 24px;
    border-radius: 5px;
}

/* ==========================================================================
   8. CONTACT SECTION
   ========================================================================== */
.contact-info-panel {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-subtitle {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

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

.contact-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.15);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    width: 22px;
    height: 22px;
}

.contact-text span {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.contact-text a, .contact-text p {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    line-height: 1.4;
}

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

/* Glass Contact Form */
.contact-card {
    padding: 40px;
    position: relative;
    overflow: hidden;
}

.form-group {
    margin-bottom: 24px;
}

.grid-2-gap {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 576px) {
    .grid-2-gap {
        grid-template-columns: repeat(2, 1fr);
    }
}

.input-wrapper {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.input-wrapper label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.input-wrapper input, .input-wrapper textarea {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius-sm);
    padding: 14px 18px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: var(--transition-fast);
    outline: none;
    width: 100%;
}

body.light-theme .input-wrapper input, body.light-theme .input-wrapper textarea {
    background: rgba(0, 0, 0, 0.02);
}

.input-wrapper input:focus, .input-wrapper textarea:focus {
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.15);
}

body.light-theme .input-wrapper input:focus, body.light-theme .input-wrapper textarea:focus {
    background: #ffffff;
}

/* Validations state style */
.input-wrapper.error input, .input-wrapper.error textarea {
    border-color: #ef4444;
}

.error-msg {
    font-size: 0.8rem;
    color: #ef4444;
    font-weight: 500;
    display: none;
}

.input-wrapper.error .error-msg {
    display: block;
}

/* Success micro-state overlay */
.form-success-overlay {
    position: absolute;
    inset: 0;
    background: var(--bg-secondary);
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    transform: translateY(100%);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.form-success-overlay.show {
    transform: translateY(0);
}

.success-content {
    max-width: 320px;
}

.success-icon-box {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-green);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px auto;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.success-icon {
    width: 32px;
    height: 32px;
    stroke-width: 3;
}

.success-content h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.success-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 24px;
    line-height: 1.5;
}

/* ==========================================================================
   9. FOOTER SECTION
   ========================================================================== */
.footer-section {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-glass);
    padding: 80px 0 40px 0;
}

.footer-top-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 48px;
    margin-bottom: 60px;
}

@media (min-width: 768px) {
    .footer-top-grid {
        grid-template-columns: 1.5fr 1fr 1fr;
    }
}

@media (min-width: 1024px) {
    .footer-top-grid {
        grid-template-columns: 2fr 1fr 1fr 2fr;
    }
}

.footer-logo {
    display: inline-block;
    margin-bottom: 20px;
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 28px;
    max-width: 300px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    text-decoration: none;
}

.social-links a:hover {
    background: var(--color-primary);
    color: #ffffff;
    transform: translateY(-2px);
}

.social-links i {
    width: 18px;
    height: 18px;
}

.footer-col-title {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.92rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--text-primary);
    padding-left: 4px;
}

/* Footer Newsletter Form */
.footer-newsletter p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    margin-bottom: 20px;
    max-width: 320px;
}

.newsletter-form {
    display: flex;
    position: relative;
    max-width: 320px;
}

.newsletter-form input {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    border-radius: var(--border-radius-sm);
    padding: 12px 60px 12px 16px;
    color: var(--text-primary);
    outline: none;
    font-size: 0.9rem;
    transition: var(--transition-fast);
}

body.light-theme .newsletter-form input {
    background: rgba(0, 0, 0, 0.02);
}

.newsletter-form input:focus {
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.05);
}

body.light-theme .newsletter-form input:focus {
    background: #ffffff;
}

.newsletter-form button {
    position: absolute;
    right: 4px;
    top: 4px;
    bottom: 4px;
    width: 44px;
    background: var(--color-primary);
    border: none;
    border-radius: 4px;
    color: #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.newsletter-form button:hover {
    background: #4f46e5;
}

.newsletter-form i {
    width: 16px;
    height: 16px;
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid var(--border-glass);
    padding-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
    justify-content: space-between;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
    }
}

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

.footer-bottom-links {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-bottom-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.85rem;
    transition: var(--transition-fast);
}

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

.footer-bottom-links .divider {
    color: var(--text-muted);
    font-size: 0.75rem;
}

/* ==========================================================================
   10. REVEAL-ON-SCROLL & ANIMATION KEYFRAMES
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}