/* ============================================
   CODE BRAINIAC - MAIN STYLESHEET
============================================ */

/* ============================================
   CSS VARIABLES
============================================ */
:root {
    /* Brand Colors */
    --primary: #0a1628;
    --primary-dark: #060e1a;
    --primary-light: #1a2b4a;
    --accent: #f5b800;
    --accent-dark: #d9a300;
    --accent-light: #ffc933;

    /* Neutral Colors */
    --white: #ffffff;
    --off-white: #f8f9fb;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    --whatsapp: #25d366;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;

    /* Effects */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
}

/* ============================================
   RESET & BASE STYLES
============================================ */
* {
    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: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul {
    list-style: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* ============================================
   TYPOGRAPHY
============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.6;
    color: var(--primary);
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 1.5px;
    /* text-transform: uppercase; */
    color: var(--primary);
    margin-bottom: 16px;
}

.section-label.light {
    color: var(--accent);
}

.section-label i {
    font-size: 12px;
    color: var(--accent);
}

.section-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 16px;
    text-align: center;
}

.section-title-left {
    font-size: clamp(26px, 3.5vw, 38px);
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 16px;
}

.section-title-left.light {
    color: var(--white);
    border-bottom: 2px solid var(--accent) 40px;
}

.section-title-left.light::after {
    content: '';
    width: 100px;
    border: 3px solid #f5b80091;
    border-radius: 50px;
    display: block;

}

.section-subtitle {
    font-size: 17px;
    color: var(--gray-600);
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

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

/* ============================================
   LAYOUT
============================================ */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

section {
    padding: var(--section-padding);
    position: relative;
}

/* ============================================
   BUTTONS
============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 14px;
}

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

.btn-primary:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(245, 184, 0, 0.4);
}

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-light:hover {
    background: var(--white);
    color: var(--primary);
    border-color: var(--white);
    transform: translateY(-2px);
}

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

.btn-outline-dark:hover {
    background: var(--primary);
    color: var(--white);
    transform: translateY(-2px);
}

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

.btn-whatsapp:hover {
    background: #1da851;
    border-color: #1da851;
    transform: translateY(-2px);
}

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

.navbar.scrolled {
    background: var(--white);
    padding: 12px 0;
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.logo img {
    border: 2px solid white;
    border-radius: 50%;
}

.logo-img {
    height: 45px;
    width: auto;
    object-fit: contain;
}

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

.logo-words {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-title {
    font-size: 17px;
    font-weight: 800;
    color: var(--primary);
}

.logo-subtitle {
    font-size: 10px;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.navbar:not(.scrolled) .logo-title {
    color: var(--white);
}

.navbar:not(.scrolled) .logo-subtitle {
    color: var(--accent);
}

.nav-menu ul {
    display: flex;
    gap: 35px;
    align-items: center;
}

.nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--white);
    position: relative;
    padding: 5px 0;
}

.navbar.scrolled .nav-link {
    color: var(--gray-700);
}

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

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

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

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
    color: var(--accent);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.search-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--white);
    font-size: 16px;
    transition: var(--transition);
}

.navbar.scrolled .search-btn {
    color: var(--gray-700);
}

.search-btn:hover {
    background: rgba(255, 255, 255, 0.1);
}

.navbar.scrolled .search-btn:hover {
    background: var(--gray-100);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 24px;
    justify-content: space-between;
    padding: 0;
}

.mobile-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
}

.navbar.scrolled .mobile-toggle span {
    background: var(--primary);
}

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

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

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

/* ============================================
   HERO SECTION
============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-light) 100%);
    position: relative;
    overflow: hidden;
}

.hero-bg-shapes .shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
}

.hero-bg-shapes .shape-1 {
    width: 400px;
    height: 400px;
    background: var(--accent);
    top: -100px;
    right: -100px;
}

.hero-bg-shapes .shape-2 {
    width: 300px;
    height: 300px;
    background: #3b82f6;
    bottom: -50px;
    left: -50px;
}

.hero-bg-shapes .shape-3 {
    width: 250px;
    height: 250px;
    background: var(--accent);
    bottom: 30%;
    right: 20%;
    opacity: 0.08;
}

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

.hero-title {
    font-size: clamp(34px, 5vw, 56px);
    font-weight: 800;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 24px;
}

.hero-title .highlight {
    color: var(--accent);
    position: relative;
    display: inline-block;
}

.hero-subtitle {
    font-size: 17px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 540px;
}

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

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-mockup {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
    border: 2px solid rgba(255, 255, 255, 0.1);
    /* background: rgba(255, 255, 255, 0.05); */
    background-color: rgba(255, 255, 255, 0.521);
    max-width: 100%;
    
}
.hero-mockup::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%); */
    pointer-events: none;
    backdrop-filter: blur(2.5px);
}

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

.mockup-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 40px;
    color: rgba(255, 255, 255, 0.5);
    text-align: center;
    background: rgba(255, 255, 255, 0.03);
    min-height: 320px;
    width: 100%;
}

.mockup-placeholder i {
    font-size: 48px;
    margin-bottom: 16px;
    color: var(--accent);
    opacity: 0.6;
}

.mockup-placeholder p {
    font-size: 14px;
    font-weight: 600;
}

.mockup-placeholder.small {
    padding: 40px 20px;
    min-height: 120px;
}

.mockup-placeholder.small i {
    font-size: 32px;
}

.mockup-placeholder.large {
    padding: 120px 40px;
    min-height: 400px;
    background: var(--gray-100);
    color: var(--gray-500);
}

.mockup-placeholder.large i {
    font-size: 64px;
    color: var(--accent);
}

.hero-mobile-mockup {
    position: absolute;
    bottom: -30px;
    right: -20px;
    width: 160px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border: 3px solid rgba(255, 255, 255, 0.15);
    background: var(--primary);
}

.hero-mobile-mockup img {
    width: 100%;
    height: auto;
    display: block;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--gray-100);
    position: relative;
    overflow: hidden;
}

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

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

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

.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--accent);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 24px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
    color: var(--primary);
    transform: scale(1.05) rotate(-5deg);
}

.service-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ============================================
   FEATURED PRODUCT SECTION
============================================ */
.featured-product {
    background: var(--white);
    position: relative;
    overflow: hidden;
}

.product-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.product-title {
    font-size: clamp(26px, 3.5vw, 40px);
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 20px;
    line-height: 1.2;
}

.product-description {
    font-size: 16px;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 28px;
}

.product-features {
    display: grid;
    gap: 12px;
    margin-bottom: 32px;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--gray-700);
    font-weight: 500;
}

.product-features li i {
    color: var(--success);
    font-size: 16px;
    flex-shrink: 0;
}

.product-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.product-visual {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

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

/* ============================================
   CAPABILITIES SECTION
============================================ */
.capabilities {
    background: var(--gray-50);
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 24px;
}

.capability-card {
    background: var(--white);
    padding: 32px 24px;
    border-radius: var(--radius-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--gray-100);
}

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

.capability-icon {
    width: 60px;
    height: 60px;
    background: var(--accent);
    color: var(--primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    margin: 0 auto 20px;
    transition: var(--transition);
}

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

.capability-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.capability-card p {
    font-size: 13px;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ============================================
   CLIENTS SECTION
============================================ */
.clients {
    background: var(--off-white);
}

.clients-wrapper {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: center;
}

.clients-description {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 24px;
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.client-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    text-align: center;
    padding: 20px;
    transition: var(--transition);
    border: 1px solid var(--gray-100);
}

.client-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.client-card img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}

.client-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    height: 120px;
    background: var(--gray-100);
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    color: var(--gray-500);
}

.client-placeholder i {
    font-size: 32px;
    margin-bottom: 8px;
    color: var(--accent);
}

.client-placeholder p {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}

.client-placeholder span {
    font-size: 11px;
    color: var(--gray-500);
}

.client-card h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
}

.client-card span {
    font-size: 12px;
    color: var(--gray-500);
}

/* ============================================
   TESTIMONIALS SECTION
============================================ */
.testimonials {
    background: var(--white);
    width: 100%
}

.testimonial .container {
    width: 100%;
    position: relative;
}

.testimonials-carousel {
    /* border: 2px solid black; */
    overflow: hidden;
    width: 100%;
    display: flex;
    align-items: center;
    gap: 20px;
}

.testimonials-track-wrapper {
    overflow: hidden;
    flex: 1;
}

.testimonials-track {
    display: flex;
    gap: 24px;
    transition: transform 0.5s ease;
}

.testimonial-card {
    background: var(--off-white);
    padding: 32px;
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-100);
    flex: 0 0 calc(33.333% - 16px);
    min-width: 0;
}

.stars {
    color: var(--accent);
    font-size: 14px;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 14px;
    color: var(--gray-700);
    line-height: 1.8;
    margin-bottom: 24px;
    font-style: italic;
}

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

.testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--accent);
}

.author-avatar-fallback {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 16px;
    border: 2px solid var(--accent);
    flex-shrink: 0;
}

.author-info h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 2px;
}

.author-info span {
    font-size: 12px;
    color: var(--gray-500);
}

.carousel-btn {
    /* position: absolute; */
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--white);
    color: var(--primary);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
    transition: var(--transition);
    border: 1px solid var(--gray-200);
}

.carousel-btn:hover {
    background: var(--accent);
    color: var(--primary);
    border-color: var(--accent);
    transform: scale(1.1);
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 32px;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--gray-300);
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.carousel-dot.active {
    background: var(--accent);
    width: 30px;
    border-radius: var(--radius-full);
}

/* ============================================
   PROJECTS SECTION
============================================ */
.projects {
    /* background: var(--gray-50); */
    background: var(--primary-dark);
}

.projects .section-label, .projects .section-subtitle, .projects h2 {
    color: var(--accent-light);
}

.projects .section-title {
    color: var(--white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.project-card {
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--gray-100);
}

.project-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.project-image {
    height: 200px;
    overflow: hidden;
    background: var(--gray-100);
}

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

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

.project-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--gray-400);
    font-size: 48px;
}

.project-placeholder i {
    color: var(--accent);
}

.project-content {
    padding: 24px;
}

.project-content h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.project-content p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.7;
}

/* ============================================
   WHY US SECTION
============================================ */
.why-us {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: var(--accent);
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.1;
}

.why-us-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.why-us-list {
    display: grid;
    gap: 24px;
    margin-top: 32px;
}

.why-us-list li {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.why-icon {
    width: 48px;
    height: 48px;
    background: rgba(245, 184, 0, 0.15);
    color: var(--accent);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
    border: 1px solid rgba(245, 184, 0, 0.3);
}

.why-text h4 {
    font-size: 16px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 4px;
}

.why-text p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.about-description {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-content .section-label {
    color: var(--accent);
}

.about-content .section-label i {
    color: var(--accent);
}

.about-content .btn-primary {
    margin-top: 10px;
}

/* ============================================
   CONTACT CTA SECTION
============================================ */
.contact-cta {
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--accent) 100%);
    position: relative;
    overflow: hidden;
}

.contact-cta::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.contact-wrapper {
    position: relative;
    z-index: 1;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 60px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.15);
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    align-items: center;
}

.contact-title {
    font-size: clamp(24px, 3vw, 34px);
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 16px;
    line-height: 1.2;
}

.contact-description {
    font-size: 15px;
    color: var(--gray-600);
    line-height: 1.7;
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 32px;
}

.contact-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.contact-icon {
    width: 44px;
    height: 44px;
    background: var(--primary);
    color: var(--accent);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: 13px;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-details a,
.contact-details p {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.6;
}

.contact-details a:hover {
    color: var(--accent-dark);
}

.contact-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* ============================================
   FOOTER
============================================ */
.footer {
    background: var(--primary-dark);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo-title {
    color: var(--white);
}

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

.footer-tagline {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 16px;
    font-style: italic;
}

.footer-links h4,
.footer-social h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h4::after,
.footer-social h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--accent);
}

.footer-links ul {
    display: grid;
    gap: 10px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-links a:hover {
    color: var(--accent);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.08);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--accent);
    color: var(--primary);
    transform: translateY(-3px);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

/* ============================================
   BACK TO TOP
============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 48px;
    height: 48px;
    background: var(--accent);
    color: var(--primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    box-shadow: var(--shadow-lg);
    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 {
    background: var(--primary);
    color: var(--accent);
    transform: translateY(-5px);
}

/* ============================================
   ANIMATIONS
============================================ */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }
.delay-6 { transition-delay: 0.6s; }

/* ============================================
   RESPONSIVE STYLES
============================================ */

/* Tablet */
@media (max-width: 992px) {
    :root {
        --section-padding: 70px 0;
    }

    .hero-container,
    .product-wrapper,
    .clients-wrapper,
    .why-us-wrapper,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .contact-wrapper {
        padding: 40px 30px;
    }

    .contact-info {
        grid-template-columns: 1fr;
    }

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

    .testimonial-card {
        flex: 0 0 calc(50% - 12px);
    }

    .clients-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--white);
        padding: 100px 30px 30px;
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
        transition: right 0.4s ease;
        z-index: 1001;
        overflow-y: auto;
    }

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

    .nav-menu ul {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .nav-menu .nav-link {
        color: var(--gray-700);
        font-size: 16px;
    }

    .nav-menu .nav-link::after {
        display: none;
    }

    .mobile-toggle {
        display: flex;
        z-index: 1002;
    }

    .navbar:not(.scrolled) .mobile-toggle span {
        background: var(--white);
    }

    .navbar.scrolled .mobile-toggle span {
        background: var(--primary);
    }

    .search-btn,
    .nav-actions .btn {
        display: none;
    }

    .mockup-placeholder.large {
        padding: 60px 20px;
        min-height: 280px;
    }

    .hero-mobile-mockup {
        width: 120px;
        bottom: -20px;
        right: 10px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }

    .container {
        padding: 0 16px;
    }

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

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

    .testimonial-card {
        flex: 0 0 100%;
    }

    .carousel-btn {
        width: 40px;
        height: 40px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

    .hero-buttons,
    .product-buttons,
    .contact-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-buttons .btn,
    .product-buttons .btn,
    .contact-buttons .btn {
        width: 100%;
        justify-content: center;
    }

    .contact-wrapper {
        padding: 30px 20px;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
    }

    .section-title {
        font-size: 26px;
    }

    .hero-title {
        font-size: 30px;
    }

    .hero-mobile-mockup {
        display: none;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .logo-img {
        height: 38px;
    }

    .logo-icon {
        width: 38px;
        height: 38px;
        font-size: 16px;
    }

    .logo-title {
        font-size: 15px;
    }

    .logo-subtitle {
        font-size: 9px;
    }

    .nav-menu {
        width: 85%;
    }

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

    .hero-title {
        font-size: 26px;
    }

    .section-title {
        font-size: 24px;
    }

    .service-card,
    .capability-card,
    .project-content {
        padding: 24px 20px;
    }
}