/* ============================================
   BIZNEXT SOLUTIONS LTD — Master Stylesheet
   Modern, Responsive, UK Business Website
   ============================================ */

/* ---- CSS Custom Properties ---- */
:root {
    --primary: #4F46E5;
    --primary-dark: #4338CA;
    --primary-light: #818CF8;
    --secondary: #7C3AED;
    --accent: #06B6D4;
    --dark: #0F172A;
    --dark-2: #1E293B;
    --dark-3: #334155;
    --text: #475569;
    --text-light: #94A3B8;
    --light: #F8FAFC;
    --light-2: #F1F5F9;
    --white: #FFFFFF;
    --border: #E2E8F0;
    --success: #10B981;
    --warning: #F59E0B;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --gradient-text: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 4px 20px rgba(15, 23, 42, 0.1);
    --shadow-lg: 0 10px 40px rgba(15, 23, 42, 0.12);
    --shadow-xl: 0 20px 60px rgba(15, 23, 42, 0.15);
    --shadow-glow: 0 0 40px rgba(79, 70, 229, 0.15);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Space Grotesk', 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    line-height: 1.7;
    color: var(--text);
    background: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 100px 0;
}

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

.section-tag {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary);
    margin-bottom: 16px;
    position: relative;
    padding-left: 36px;
}

.section-tag::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 2px;
    background: var(--gradient);
    border-radius: 2px;
}

.section-title {
    font-size: clamp(28px, 4vw, 42px);
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text);
    max-width: 640px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

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

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-sm);
    font-family: var(--font-primary);
    font-size: 15px;
    font-weight: 600;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn i { font-size: 14px; transition: transform 0.3s ease; }
.btn:hover i { transform: translateX(4px); }

.btn-primary {
    background: var(--gradient);
    color: var(--white);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 25px rgba(79, 70, 229, 0.45);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--dark);
    border-color: var(--border);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(79, 70, 229, 0.04);
}

.btn-white {
    background: var(--white);
    color: var(--primary);
}

.btn-white:hover {
    background: var(--light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.6);
}

.btn-lg { padding: 16px 32px; font-size: 16px; }
.btn-block { width: 100%; justify-content: center; }

/* ---- Preloader ---- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#preloader.loaded {
    opacity: 0;
    visibility: hidden;
}

.loader {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.loader-ring {
    width: 50px;
    height: 50px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loader-text {
    color: var(--white);
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 6px;
}

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

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid var(--border);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    color: var(--white);
}

.navbar.scrolled .logo-text { color: var(--dark); }

.navbar.scrolled .logo-icon {
    position: relative;
    display: inline-block;
}

.navbar.scrolled .logo-icon img {
    filter: brightness(0);
    opacity: 0;
}

.navbar.scrolled .logo-icon::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
    -webkit-mask: url('../images/logo.png') center / contain no-repeat;
    mask: url('../images/logo.png') center / contain no-repeat;
    pointer-events: none;
}

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

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

.nav-link {
    padding: 8px 16px;
    font-size: 15px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.1);
}

.navbar.scrolled .nav-link {
    color: var(--text);
}

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
    color: var(--primary);
    background: rgba(79, 70, 229, 0.06);
}

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

.btn-nav {
    padding: 10px 22px;
    font-size: 14px;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

.navbar.scrolled .hamburger span { background: var(--dark); }

.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--dark);
    position: relative;
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: var(--primary);
    top: -100px;
    right: -100px;
    opacity: 0.15;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary);
    bottom: -50px;
    left: -50px;
    opacity: 0.1;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: var(--accent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.05;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(79, 70, 229, 0.15);
    border: 1px solid rgba(79, 70, 229, 0.25);
    border-radius: 100px;
    font-size: 13px;
    color: var(--primary-light);
    margin-bottom: 24px;
    font-weight: 500;
}

.hero-badge i { font-size: 12px; color: var(--warning); }

.hero-title {
    font-size: clamp(36px, 5vw, 56px);
    color: var(--white);
    margin-bottom: 24px;
    line-height: 1.15;
}

.hero-description {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 36px;
    max-width: 540px;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.hero-cta .btn-outline {
    color: rgba(255, 255, 255, 0.8);
    border-color: rgba(255, 255, 255, 0.2);
}

.hero-cta .btn-outline:hover {
    border-color: var(--primary-light);
    color: var(--primary-light);
    background: rgba(79, 70, 229, 0.1);
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.hero-stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 800;
    color: var(--primary-light);
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 4px;
}

/* Hero Visual / Dashboard */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 450px;
}

.hero-card-stack {
    position: relative;
    width: 100%;
    max-width: 480px;
}

.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--white);
    font-size: 14px;
    font-weight: 500;
    z-index: 3;
    animation: float 6s ease-in-out infinite;
}

.floating-card i { font-size: 20px; color: var(--primary-light); }

.card-pulse {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s ease infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.card-1 { top: 20px; left: -20px; animation-delay: 0s; }
.card-2 { top: 100px; right: -10px; animation-delay: 2s; }
.card-3 { bottom: 80px; left: 10px; animation-delay: 4s; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

.hero-dashboard {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-top: 60px;
}

.dash-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.dash-dots {
    display: flex;
    gap: 6px;
}

.dash-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dash-dots span:nth-child(1) { background: #EF4444; }
.dash-dots span:nth-child(2) { background: #F59E0B; }
.dash-dots span:nth-child(3) { background: #10B981; }

.dash-title {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 500;
}

.dash-content { padding: 20px; }

.dash-chart {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 100px;
    margin-bottom: 16px;
}

.dash-chart .bar {
    flex: 1;
    height: var(--h);
    background: var(--gradient);
    border-radius: 4px 4px 0 0;
    opacity: 0.7;
    transition: opacity 0.3s;
}

.dash-chart .bar:hover { opacity: 1; }

.dash-metrics {
    display: flex;
    gap: 20px;
}

.metric {
    display: flex;
    flex-direction: column;
}

.metric-value {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    color: var(--success);
}

.metric-label {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 12px;
    animation: scrollBounce 2s ease infinite;
}

.mouse {
    width: 24px;
    height: 38px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 14px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.wheel {
    width: 3px;
    height: 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 2px;
    animation: scrollWheel 1.5s ease infinite;
}

@keyframes scrollWheel {
    0% { opacity: 1; transform: translateY(0); }
    100% { opacity: 0; transform: translateY(10px); }
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(6px); }
}

/* ============================================
   TRUST BAR
   ============================================ */
.trust-bar {
    padding: 40px 0;
    background: var(--light);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.trust-label {
    text-align: center;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-light);
    margin-bottom: 24px;
    font-weight: 500;
}

.trust-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.trust-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-light);
    font-size: 15px;
    font-weight: 600;
    opacity: 0.6;
    transition: var(--transition);
}

.trust-logo:hover { opacity: 1; color: var(--dark); }
.trust-logo i { font-size: 20px; }

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-img-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background: var(--gradient);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.about-img-placeholder::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 40%, rgba(255, 255, 255, 0.1));
}

.about-img-placeholder i {
    font-size: 80px;
    color: rgba(255, 255, 255, 0.3);
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--white);
    padding: 20px 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    text-align: center;
}

.exp-number {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
    display: block;
    line-height: 1;
}

.exp-text {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.4;
}

.about-text {
    font-size: 16px;
    color: var(--text);
    margin-bottom: 32px;
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-bottom: 32px;
}

.about-feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: rgba(79, 70, 229, 0.08);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 18px;
}

.about-feature h4 {
    font-size: 16px;
    margin-bottom: 4px;
}

.about-feature p {
    font-size: 14px;
    color: var(--text-light);
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    background: var(--light);
}

.services-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
}

.tab-btn {
    padding: 12px 28px;
    border: 2px solid var(--border);
    background: var(--white);
    border-radius: 100px;
    font-family: var(--font-primary);
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.tab-btn:hover { border-color: var(--primary); color: var(--primary); }

.tab-btn.active {
    background: var(--gradient);
    color: var(--white);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

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

.service-icon-wrap {
    width: 56px;
    height: 56px;
    background: rgba(79, 70, 229, 0.08);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 24px;
    color: var(--primary);
    transition: var(--transition);
}

.service-card:hover .service-icon-wrap {
    background: var(--gradient);
    color: var(--white);
    transform: scale(1.05);
}

.service-card h3 {
    font-size: 18px;
    margin-bottom: 12px;
}

.service-card > p {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 16px;
    line-height: 1.7;
}

.service-features {
    margin-bottom: 20px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text);
    padding: 4px 0;
}

.service-features li i {
    font-size: 11px;
    color: var(--success);
}

.service-link {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.service-link:hover { gap: 10px; }
.service-link i { font-size: 12px; }

/* ============================================
   WHY CHOOSE US
   ============================================ */
.why-us {
    background: var(--dark);
    position: relative;
    overflow: hidden;
}

.why-us .section-tag { color: var(--primary-light); }
.why-us .section-title { color: var(--white); }

.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.why-card {
    padding: 36px 28px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.03);
    transition: var(--transition);
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(79, 70, 229, 0.3);
    transform: translateY(-4px);
}

.why-number {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 16px;
}

.why-card h3 {
    color: var(--white);
    font-size: 18px;
    margin-bottom: 12px;
}

.why-card p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.7;
}

/* ============================================
   INDUSTRIES
   ============================================ */
.industries-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.industry-card {
    padding: 36px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
}

.industry-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.industry-icon {
    width: 64px;
    height: 64px;
    background: rgba(79, 70, 229, 0.08);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    color: var(--primary);
    margin: 0 auto 16px;
    transition: var(--transition);
}

.industry-card:hover .industry-icon {
    background: var(--gradient);
    color: var(--white);
}

.industry-card h3 {
    font-size: 17px;
    margin-bottom: 8px;
}

.industry-card p {
    font-size: 14px;
    color: var(--text-light);
}

/* ============================================
   PROCESS TIMELINE
   ============================================ */
.process {
    background: var(--light);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 32px;
    left: 60px;
    right: 60px;
    height: 2px;
    background: var(--border);
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 64px;
    height: 64px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin: 0 auto 20px;
    position: relative;
    z-index: 2;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

.step-content h3 {
    font-size: 17px;
    margin-bottom: 8px;
}

.step-content p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials {
    background: var(--white);
}

.testimonials-slider {
    position: relative;
    overflow: hidden;
}

.testimonial-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card {
    min-width: 100%;
    padding: 48px;
    background: var(--light);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
}

.testimonial-rating {
    display: flex;
    gap: 4px;
    margin-bottom: 20px;
    color: var(--warning);
    font-size: 16px;
}

.testimonial-text {
    font-size: 20px;
    font-style: italic;
    color: var(--dark);
    line-height: 1.8;
    margin-bottom: 28px;
}

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

.author-avatar {
    width: 48px;
    height: 48px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 16px;
}

.testimonial-author strong {
    display: block;
    font-size: 16px;
    color: var(--dark);
}

.testimonial-author span {
    font-size: 14px;
    color: var(--text-light);
}

.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 32px;
}

.slider-btn {
    width: 44px;
    height: 44px;
    border: 2px solid var(--border);
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text);
    font-size: 14px;
}

.slider-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: rgba(79, 70, 229, 0.04);
}

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

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

.slider-dot.active {
    background: var(--primary);
    width: 28px;
    border-radius: 6px;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    padding: 20px 0 100px;
}

.cta-card {
    background: var(--gradient);
    border-radius: var(--radius-xl);
    padding: 72px 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

.cta-card::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 50%;
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta-content h2 {
    font-size: clamp(28px, 4vw, 40px);
    color: var(--white);
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    max-width: 600px;
    margin: 0 auto 32px;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    background: var(--light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 28px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: rgba(79, 70, 229, 0.08);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 18px;
}

.contact-item h4 {
    font-size: 16px;
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.7;
}

.contact-socials {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

.social-link {
    width: 42px;
    height: 42px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 16px;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
    transform: translateY(-3px);
}

.contact-form-wrapper {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font-primary);
    font-size: 15px;
    color: var(--dark);
    background: var(--light);
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(79, 70, 229, 0.08);
    background: var(--white);
}

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

.form-group textarea { resize: vertical; min-height: 120px; }

.form-check {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    min-width: 18px;
    margin-top: 2px;
    accent-color: var(--primary);
}

.form-check label {
    font-size: 13px;
    color: var(--text-light);
    font-weight: 400;
    line-height: 1.5;
}

.form-check label a {
    color: var(--primary);
    font-weight: 500;
}

.form-check label a:hover { text-decoration: underline; }

/* Form validation styling */
.form-group input.error,
.form-group textarea.error {
    border-color: #EF4444;
}

.form-group .error-message {
    font-size: 12px;
    color: #EF4444;
    margin-top: 4px;
}

.form-success {
    text-align: center;
    padding: 40px;
}

.form-success i {
    font-size: 48px;
    color: var(--success);
    margin-bottom: 16px;
}

.form-success h3 {
    margin-bottom: 8px;
}

.form-success p {
    color: var(--text-light);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--dark);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .logo { margin-bottom: 16px; }
.footer-brand .logo-text { color: var(--white); }

.footer-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-socials {
    display: flex;
    gap: 10px;
}

.footer-socials a {
    width: 38px;
    height: 38px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 15px;
    transition: var(--transition);
}

.footer-socials a:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.footer-links h4 {
    color: var(--white);
    font-size: 16px;
    margin-bottom: 20px;
}

.footer-links ul li { margin-bottom: 10px; }

.footer-links ul li a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--white);
    padding-left: 4px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom-left p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

.footer-bottom-right {
    display: flex;
    gap: 24px;
}

.footer-bottom-right a {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

.footer-bottom-right a:hover { color: var(--white); }

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--gradient);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 25px rgba(79, 70, 229, 0.5);
}

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

[data-animate="fade-right"] { transform: translateX(-30px); }
[data-animate="fade-left"] { transform: translateX(30px); }

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

/* ============================================
   RESPONSIVE — TABLET
   ============================================ */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-description { margin: 0 auto 36px; }
    .hero-cta { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-visual { display: none; }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

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

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

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

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

    .process-timeline::before { display: none; }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

/* ============================================
   RESPONSIVE — MOBILE
   ============================================ */
@media (max-width: 768px) {
    .section { padding: 72px 0; }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 80px 32px 32px;
        box-shadow: var(--shadow-xl);
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 998;
        align-items: stretch;
    }

    .nav-links.active { right: 0; }

    .nav-links .nav-link {
        color: var(--dark);
        padding: 14px 16px;
        font-size: 16px;
        border-bottom: 1px solid var(--border);
    }

    .nav-links .nav-link:hover,
    .nav-links .nav-link.active {
        color: var(--primary);
        background: rgba(79, 70, 229, 0.06);
    }

    .btn-nav { display: none; }
    .hamburger { display: flex; }

    .hero { padding: 100px 0 60px; min-height: auto; }

    .hero-title { font-size: clamp(28px, 7vw, 42px); }
    .hero-description { font-size: 16px; }

    .hero-stats { gap: 24px; }
    .stat-number, .stat-suffix { font-size: 24px; }

    .trust-logos { gap: 24px; }
    .trust-logo span { display: none; }

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

    .process-timeline { grid-template-columns: 1fr; }

    .testimonial-card { padding: 28px; }
    .testimonial-text { font-size: 16px; }

    .cta-card { padding: 48px 24px; }
    .cta-content h2 { font-size: 24px; }
    .cta-buttons { flex-direction: column; align-items: center; }

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

    .contact-form-wrapper { padding: 24px; }

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

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

    .footer-bottom-right { justify-content: center; }

    .scroll-indicator { display: none; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }

    .hero-cta { flex-direction: column; }
    .hero-cta .btn { width: 100%; justify-content: center; }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
        align-items: center;
    }

    .services-tabs { flex-direction: column; }
    .tab-btn { justify-content: center; }

    .experience-badge {
        right: auto;
        left: 50%;
        transform: translateX(-50%);
        bottom: -20px;
    }
}

/* ---- Overlay for mobile nav ---- */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.5);
    backdrop-filter: blur(4px);
    z-index: 997;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}