/* ============================================
   MantraSphere Innovations - Main Stylesheet
   ============================================ */

/* ---- CSS Variables ---- */
:root {
    --primary: #6366f1;
    --primary-light: #818cf8;
    --secondary: #0ea5e9;
    --accent: #f43f5e;
    --dark: #0f172a;
    --dark-2: #1e293b;
    --dark-3: #334155;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --gray-lighter: #cbd5e1;
    --light: #f1f5f9;
    --light-2: #e2e8f0;
    --white: #ffffff;
    --yellow: #bf9149;
    --gradient: linear-gradient(135deg, #6366f1 0%, #0ea5e9 50%, #06b6d4 100%);
    --gradient-2: linear-gradient(135deg, #6366f1 0%, #ec4899 100%);
    --gradient-3: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-primary: 0 20px 25px -5px rgba(99, 102, 241, 0.35), 0 8px 10px -6px rgba(99, 102, 241, 0.25);
    --radius: 12px;
    --radius-lg: 20px;
    --transition: all 0.3s ease;
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Poppins', sans-serif;
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--dark);
    background: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 100px 0;
}

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

.mt-4 {
    margin-top: 40px;
}

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

/* ---- 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: 99999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

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

.loader {
    text-align: center;
}

.loader-ring {
    width: 60px;
    height: 60px;
    border: 3px solid var(--dark-2);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

.loader-text {
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 2px;
}

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

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

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

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

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

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.3);
}

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

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

.btn-lg {
    padding: 16px 36px;
    font-size: 1.05rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

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

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1001;
}

.logo-icon {
    width: 42px;
    height: 42px;
    /* background: var(--gradient); */
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--yellow);
}

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

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

.nav-link {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
    padding: 8px 18px;
    border-radius: 50px;
    font-size: 0.95rem;
    transition: var(--transition);
}

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

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

.btn-nav {
    padding: 10px 24px;
    font-size: 0.9rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--white);
    border-radius: 3px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

/* ---- Hero Section ---- */
.hero {
    min-height: 100vh;
    background: var(--gradient-3);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-gradient {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
}

.hero-particles .particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(99, 102, 241, 0.5);
    border-radius: 50%;
    animation: float-particle 6s ease-in-out infinite;
}

@keyframes float-particle {
    0%, 100% { transform: translateY(0) translateX(0); opacity: 0; }
    50% { transform: translateY(-100px) translateX(50px); opacity: 1; }
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 2;
    max-width: 900px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    padding: 8px 20px;
    border-radius: 50px;
    color: var(--primary-light);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 30px;
}

.hero h1 {
    font-size: 4rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 24px;
    line-height: 1.15;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--gray-light);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

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

.stat-item .stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    font-family: var(--font-heading);
    display: inline;
}

.stat-item span {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-light);
}

.stat-item p {
    color: var(--gray-light);
    font-size: 0.9rem;
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: rgba(255, 255, 255, 0.15);
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 2;
}

.hero-scroll a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 13px;
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--primary-light);
    border-radius: 2px;
    animation: scroll-down 1.5s ease-in-out infinite;
}

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

/* ---- Section Headers ---- */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-tag {
    display: inline-block;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    padding: 6px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 16px;
    color: var(--dark);
}

.section-header p {
    font-size: 1.1rem;
    color: var(--gray);
    line-height: 1.8;
}

/* ---- Overview Section ---- */
.overview-section {
    background: var(--light);
}

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

.overview-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
    border: 1px solid transparent;
}

.overview-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-primary);
    border-color: rgba(99, 102, 241, 0.2);
}

.overview-icon {
    width: 70px;
    height: 70px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.8rem;
    color: var(--primary);
    transition: var(--transition);
}

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

.overview-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
}

.overview-card p {
    color: var(--gray);
    font-size: 0.95rem;
}

/* ---- Services Preview ---- */
.services-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-preview-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--light-2);
    position: relative;
    overflow: hidden;
}

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

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

.service-preview-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-primary);
}

.spc-icon {
    width: 60px;
    height: 60px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 20px;
    transition: var(--transition);
}

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

.service-preview-card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.service-preview-card p {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.link-arrow {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.link-arrow:hover {
    gap: 12px;
}

/* ---- Technologies Section ---- */
.technologies-section {
    background: var(--dark);
}

.technologies-section .section-header h2,
.technologies-section .section-header p {
    color: var(--white);
}

.technologies-section .section-header p {
    color: var(--gray-light);
}

.technologies-section .section-tag {
    background: rgba(99, 102, 241, 0.2);
}

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

.tech-category {
    background: var(--dark-2);
    border-radius: var(--radius-lg);
    padding: 30px;
    border: 1px solid var(--dark-3);
    transition: var(--transition);
}

.tech-category:hover {
    border-color: var(--primary);
    transform: translateY(-4px);
}

.tech-category h3 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.tech-category h3 i {
    color: var(--primary-light);
}

.tech-items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    color: var(--gray-light);
    font-size: 0.9rem;
    transition: var(--transition);
}

.tech-item:hover {
    background: rgba(99, 102, 241, 0.15);
    color: var(--white);
}

.tech-item i {
    font-size: 1.2rem;
    color: var(--primary-light);
}

/* ---- Process Section ---- */
.process-section {
    background: var(--light);
}

.process-timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 50px;
    top: 0;
    height: 100%;
    width: 2px;
    background: var(--gradient);
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: 30px;
    margin-bottom: 40px;
    position: relative;
}

.process-step:last-child {
    margin-bottom: 0;
}

.step-number {
    min-width: 100px;
    height: 100px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    position: relative;
    z-index: 2;
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.3);
}

.step-content {
    background: var(--white);
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    flex: 1;
}

.step-content h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--dark);
}

.step-content p {
    color: var(--gray);
    font-size: 0.95rem;
}

/* ---- Testimonials ---- */
.testimonials-section {
    background: var(--white);
}

.testimonials-slider {
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
}

.testimonial-track {
    display: flex;
    transition: transform 0.5s ease;
}

.testimonial-card {
    min-width: 100%;
    padding: 40px;
    background: var(--light);
    border-radius: var(--radius-lg);
    text-align: center;
}

.testimonial-stars {
    color: #f59e0b;
    font-size: 1.2rem;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    gap: 4px;
}

.testimonial-card p {
    font-size: 1.15rem;
    color: var(--dark-3);
    line-height: 1.8;
    margin-bottom: 30px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 1.2rem;
}

.testimonial-author h4 {
    font-size: 1rem;
}

.testimonial-author span {
    color: var(--gray);
    font-size: 0.9rem;
}

.testimonial-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.test-btn {
    width: 44px;
    height: 44px;
    border: 2px solid var(--light-2);
    border-radius: 50%;
    background: var(--white);
    color: var(--dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    font-size: 0.9rem;
}

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

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

.test-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--light-2);
    cursor: pointer;
    transition: var(--transition);
}

.test-dots .dot.active {
    background: var(--primary);
    width: 30px;
    border-radius: 5px;
}

/* ---- FAQ Section ---- */
.faq-section {
    background: var(--light);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: var(--radius);
    margin-bottom: 16px;
    box-shadow: var(--shadow);
    overflow: hidden;
    border: 1px solid transparent;
    transition: var(--transition);
}

.faq-item.active {
    border-color: rgba(99, 102, 241, 0.3);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 30px;
    cursor: pointer;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--light);
}

.faq-question h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--dark);
    flex: 1;
    padding-right: 20px;
}

.faq-question i {
    color: var(--primary);
    transition: var(--transition);
    font-size: 0.9rem;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding: 0 30px 20px;
    color: var(--gray);
    line-height: 1.8;
    font-size: 0.95rem;
}

/* ---- CTA Section ---- */
.cta-section {
    background: var(--gradient);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 500px;
    height: 500px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
}

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

.cta-content h2 {
    font-size: 2.5rem;
    color: var(--white);
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

/* ---- Page Header ---- */
.page-header {
    background: var(--gradient-3);
    padding: 160px 0 80px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

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

.page-header h1 {
    font-size: 3rem;
    color: var(--white);
    margin-bottom: 16px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--gray-light);
    font-size: 0.95rem;
}

.breadcrumb a {
    color: var(--primary-light);
}

.breadcrumb a:hover {
    color: var(--white);
}

.breadcrumb i {
    font-size: 0.7rem;
}

/* ---- About Page ---- */
.about-story-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-story-content .section-tag {
    margin-bottom: 16px;
}

.about-story-content h2 {
    font-size: 2.2rem;
    margin-bottom: 24px;
}

.about-story-content p {
    color: var(--gray);
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-features {
    margin-top: 30px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 500;
    font-size: 0.95rem;
}

.about-feature i {
    color: var(--primary);
    font-size: 1.1rem;
}

.about-img-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-img-shape {
    width: 400px;
    height: 400px;
    background: var(--gradient);
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    opacity: 0.15;
    position: absolute;
    animation: morph 8s ease-in-out infinite;
}

@keyframes morph {
    0%, 100% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
    50% { border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%; }
}

.about-img-content {
    position: relative;
    text-align: center;
    z-index: 2;
}

.about-img-content i {
    font-size: 4rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.about-img-content h3 {
    font-size: 4rem;
    color: var(--dark);
    font-weight: 900;
}

.about-img-content p {
    color: var(--gray);
    font-size: 1.1rem;
    font-weight: 500;
}

/* MVV Cards */
.mvv-section {
    background: var(--light);
}

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

.mvv-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-top: 4px solid transparent;
}

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

.mvv-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    color: var(--white);
    font-size: 2rem;
}

.mvv-card h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.mvv-card p {
    color: var(--gray);
    line-height: 1.8;
}

/* About Stats */
.about-stats-section {
    background: var(--dark);
}

.about-stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.about-stat {
    text-align: center;
    padding: 40px 20px;
}

.about-stat-icon {
    font-size: 2.5rem;
    color: var(--primary-light);
    margin-bottom: 16px;
}

.about-stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    font-family: var(--font-heading);
}

.about-stat-number::after {
    content: '+';
    color: var(--primary-light);
}

.about-stat p {
    color: var(--gray-light);
    margin-top: 8px;
    font-size: 1rem;
}

/* Journey Timeline */
.journey-timeline {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    padding-left: 60px;
}

.journey-timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    height: 100%;
    width: 2px;
    background: var(--gradient);
}

.journey-item {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
    position: relative;
}

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

.journey-year {
    position: absolute;
    left: -60px;
    top: 0;
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 0.7rem;
    z-index: 2;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.journey-content {
    background: var(--light);
    padding: 24px 30px;
    border-radius: var(--radius);
    flex: 1;
    transition: var(--transition);
}

.journey-content:hover {
    box-shadow: var(--shadow-lg);
}

.journey-content h3 {
    font-size: 1.15rem;
    margin-bottom: 8px;
    color: var(--dark);
}

.journey-content p {
    color: var(--gray);
    font-size: 0.95rem;
}

/* ---- Services Detail ---- */
.service-detail-card {
    display: flex;
    gap: 40px;
    padding: 50px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: 30px;
    border: 1px solid var(--light-2);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-detail-card:hover {
    box-shadow: var(--shadow-primary);
    border-color: rgba(99, 102, 241, 0.2);
}

.sdc-icon-col {
    text-align: center;
    min-width: 80px;
}

.sdc-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    margin-bottom: 12px;
}

.sdc-number {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--light-2);
}

.sdc-content h3 {
    font-size: 1.6rem;
    margin-bottom: 16px;
    color: var(--dark);
}

.sdc-content p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 24px;
}

.sdc-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.sdc-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    font-weight: 500;
}

.sdc-feature i {
    color: var(--primary);
}

.sdc-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.sdc-tech span {
    padding: 6px 16px;
    background: rgba(99, 102, 241, 0.08);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
}

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

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    box-shadow: var(--shadow);
    border: 1px solid var(--light-2);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    position: relative;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-primary);
}

.product-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 20px;
}

.product-icon {
    width: 64px;
    height: 64px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--primary);
}

.product-badge {
    padding: 4px 14px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
}

.featured-badge {
    background: var(--gradient);
    color: var(--white);
}

.product-card h3 {
    font-size: 1.35rem;
    margin-bottom: 14px;
}

.product-card > p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 24px;
}

.product-features {
    flex: 1;
    /* margin-bottom: 30px; */
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    color: var(--dark-3);
    font-size: 0.95rem;
    border-bottom: 1px solid var(--light);
}

.product-features li:last-child {
    border-bottom: none;
}

.product-features li i {
    color: var(--primary);
    font-size: 0.9rem;
}

.product-footer {
    display: flex;
    gap: 12px;
}

.product-footer .btn {
    flex: 1;
    justify-content: center;
    padding: 12px 20px;
    font-size: 0.9rem;
}

/* ---- Team ---- */
.team-category-title {
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 30px;
    padding-bottom: 10px;
    border-bottom: 3px solid var(--primary);
    display: inline-block;
    margin-top: 50px;
}

.team-category-title:first-of-type {
    margin-top: 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 20px;
}

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

.team-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--light-2);
}

.team-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-primary);
    border-color: rgba(99, 102, 241, 0.2);
}

.team-avatar {
    position: relative;
    margin-bottom: 20px;
}

.avatar-placeholder {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: var(--white);
    font-size: 2.5rem;
    transition: var(--transition);
}

.team-social-overlay {
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    opacity: 0;
    transition: var(--transition);
}

.team-card:hover .team-social-overlay {
    opacity: 1;
    bottom: -5px;
}

.team-social-overlay a {
    width: 34px;
    height: 34px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    box-shadow: var(--shadow);
    font-size: 0.85rem;
    transition: var(--transition);
}

.team-social-overlay a:hover {
    background: var(--primary);
    color: var(--white);
}

.team-info h4 {
    font-size: 1.15rem;
    margin-bottom: 4px;
}

.team-role {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    display: block;
    margin-bottom: 10px;
}

.team-info p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* ---- Contact ---- */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info h2 {
    font-size: 2.2rem;
    margin-bottom: 16px;
}

.contact-info > p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 40px;
}

.contact-info-items {
    display: flex;
    flex-direction: column;
    gap: 28px;
    margin-bottom: 40px;
}

.contact-info-item {
    display: flex;
    gap: 16px;
}

.cii-icon {
    width: 50px;
    height: 50px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-info-item h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.contact-info-item p,
.contact-info-item a {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

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

.contact-social h4 {
    margin-bottom: 16px;
    font-size: 1rem;
}

.contact-form-wrapper {
    background: var(--white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--light-2);
}

.contact-form h3 {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--dark);
}

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

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--dark-3);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--light-2);
    border-radius: var(--radius);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    color: var(--dark);
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.form-success {
    text-align: center;
    padding: 60px 40px;
}

.success-icon {
    font-size: 4rem;
    color: #10b981;
    margin-bottom: 20px;
}

.form-success h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: var(--dark);
}

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

/* Map */
.map-section {
    line-height: 0;
}

.map-section iframe {
    filter: grayscale(30%);
}

/* ---- Footer ---- */
.footer {
    background: var(--dark);
    color: var(--gray-light);
}

.footer-top {
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
    gap: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.footer-logo .logo-icon {
    width: 38px;
    height: 38px;
    font-size: 1rem;
}

.footer-logo span {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--yellow);
}

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

.footer-about p {
    color: var(--gray-light);
    font-size: 0.95rem;
    line-height: 1.8;
    margin-bottom: 24px;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--dark-2);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-light);
    font-size: 1rem;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--gradient);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-col h3 {
    color: var(--white);
    font-size: 1.15rem;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 12px;
}

.footer-col h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--gradient);
    border-radius: 2px;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: var(--gray-light);
    font-size: 0.95rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-col ul li a:hover {
    color: var(--white);
    padding-left: 6px;
}

.footer-contact li {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.footer-contact li i {
    color: var(--primary-light);
    margin-top: 4px;
    font-size: 0.9rem;
}

.footer-contact li a:hover {
    padding-left: 0;
}

.footer-bottom {
    border-top: 1px solid var(--dark-3);
    padding: 24px 0;
}

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

.footer-bottom p {
    font-size: 0.9rem;
    color: var(--gray);
}

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

.footer-bottom-links a {
    color: var(--gray);
    font-size: 0.9rem;
}

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

/* ---- Back to Top ---- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 1.1rem;
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
}

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

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

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

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

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

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-down"] {
    transform: translateY(-30px);
}

[data-aos="fade-down"].aos-animate {
    transform: translateY(0);
}

/* ---- Responsive ---- */
@media (max-width: 1024px) {
    .hero h1 {
        font-size: 3rem;
    }

    .overview-grid,
    .services-preview-grid,
    .tech-categories,
    .products-grid,
    .mvv-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

@media (max-width: 768px) {
    .section {
        padding: 70px 0;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: var(--dark);
        flex-direction: column;
        padding: 100px 30px 30px;
        transition: var(--transition);
        box-shadow: -5px 0 30px rgba(0, 0, 0, 0.3);
        gap: 4px;
    }

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

    .nav-link {
        padding: 14px 20px;
        width: 100%;
        border-radius: 10px;
    }

    .hamburger {
        display: flex;
    }

    .btn-nav {
        display: none;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .hero-stats {
        gap: 20px;
    }

    .stat-item .stat-number {
        font-size: 2rem;
    }

    .stat-divider {
        display: none;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .overview-grid,
    .services-preview-grid,
    .tech-categories,
    .mvv-grid {
        grid-template-columns: 1fr;
    }

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

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

    .about-features {
        grid-template-columns: 1fr;
    }

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

    .service-detail-card {
        flex-direction: column;
        padding: 30px;
        gap: 20px;
    }

    .sdc-features {
        grid-template-columns: 1fr;
    }

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

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

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

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

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

    .cta-content h2 {
        font-size: 2rem;
    }

    .page-header h1 {
        font-size: 2.2rem;
    }

    .page-header {
        padding: 130px 0 60px;
    }

    .process-timeline::before {
        left: 30px;
    }

    .step-number {
        min-width: 60px;
        height: 60px;
        font-size: 1.1rem;
    }

    .process-step {
        gap: 20px;
    }

    .step-content {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 15px;
    }

    .team-grid,
    .leadership-grid {
        grid-template-columns: 1fr;
    }

    .about-stats-grid {
        grid-template-columns: 1fr;
    }

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

    .tech-items {
        grid-template-columns: 1fr;
    }
}