/* ============================================
   INSIDETECH AI - PREMIUM WEBSITE STYLES
   ============================================ */

/* === CSS Variables === */
:root {
    --primary: #6C63FF;
    --primary-dark: #5A52D5;
    --primary-light: #8B85FF;
    --secondary: #00D4AA;
    --accent: #FF6B6B;
    --dark: #0A0E27;
    --dark-2: #131740;
    --dark-3: #1B2051;
    --light: #F8F9FF;
    --gray: #8892B0;
    --white: #FFFFFF;
    --gradient-1: linear-gradient(135deg, #6C63FF 0%, #00D4AA 100%);
    --gradient-2: linear-gradient(135deg, #FF6B6B 0%, #6C63FF 100%);
    --gradient-3: linear-gradient(135deg, #0A0E27 0%, #1B2051 50%, #6C63FF 100%);
    --shadow-sm: 0 2px 10px rgba(108,99,255,0.1);
    --shadow-md: 0 10px 40px rgba(108,99,255,0.15);
    --shadow-lg: 0 20px 60px rgba(108,99,255,0.2);
    --shadow-glow: 0 0 40px rgba(108,99,255,0.3);
    --radius: 16px;
    --radius-sm: 8px;
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; overflow-x: hidden; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--dark);
    color: var(--light);
    line-height: 1.7;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; }
ul { list-style: none; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* === Typography === */
h1, h2, h3, h4, h5, h6 { font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }

.section-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(108,99,255,0.1); border: 1px solid rgba(108,99,255,0.3);
    padding: 8px 20px; border-radius: 50px; font-size: 0.85rem;
    color: var(--primary-light); font-weight: 600; letter-spacing: 1px;
    text-transform: uppercase; margin-bottom: 16px;
}
.section-badge::before { content: ''; width: 8px; height: 8px; background: var(--primary); border-radius: 50%; animation: pulse-dot 2s infinite; }

.section-title { margin-bottom: 16px; }
.section-title span { background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.section-desc { color: var(--gray); font-size: 1.1rem; max-width: 600px; }
.text-center { text-align: center; }
.text-center .section-desc { margin: 0 auto; }

/* === Buttons === */
.btn {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 14px 32px; border-radius: 50px; font-weight: 600;
    font-size: 1rem; border: none; cursor: pointer;
    transition: var(--transition); position: relative; overflow: hidden;
}
.btn::before {
    content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: 0.5s;
}
.btn:hover::before { left: 100%; }

.btn-primary { background: var(--gradient-1); color: var(--white); box-shadow: 0 4px 20px rgba(108,99,255,0.4); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(108,99,255,0.5); }

.btn-outline {
    background: transparent; color: var(--white);
    border: 2px solid rgba(108,99,255,0.5);
}
.btn-outline:hover { background: rgba(108,99,255,0.1); border-color: var(--primary); }

.btn-secondary { background: var(--gradient-2); color: var(--white); }

.btn-sm { padding: 10px 24px; font-size: 0.9rem; }
.btn-lg { padding: 18px 40px; font-size: 1.1rem; }

/* === Preloader === */
.preloader {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: var(--dark); z-index: 99999;
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.5s, visibility 0.5s;
}
.preloader.loaded { opacity: 0; visibility: hidden; }

.preloader-inner {
    text-align: center;
}
.preloader-logo {
    font-size: 2rem; font-weight: 800;
    background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    animation: pulse 1.5s infinite;
}
.preloader-bar {
    width: 200px; height: 3px; background: rgba(108,99,255,0.2);
    border-radius: 10px; margin-top: 20px; overflow: hidden;
}
.preloader-bar::after {
    content: ''; display: block; width: 40%; height: 100%;
    background: var(--gradient-1); border-radius: 10px;
    animation: loading 1.2s infinite;
}

/* === Cursor Effect === */
.cursor-dot {
    width: 8px; height: 8px; background: var(--primary);
    border-radius: 50%; position: fixed; pointer-events: none;
    z-index: 99998; transition: transform 0.1s;
}
.cursor-ring {
    width: 40px; height: 40px; border: 2px solid rgba(108,99,255,0.5);
    border-radius: 50%; position: fixed; pointer-events: none;
    z-index: 99997; transition: all 0.15s ease-out;
}

/* === Particles Background === */
.particles-bg {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    z-index: 0; pointer-events: none;
}

/* === Navigation === */
.navbar {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
    padding: 20px 0; transition: var(--transition);
}
.navbar.scrolled {
    background: rgba(10,14,39,0.95); backdrop-filter: blur(20px);
    padding: 12px 0; box-shadow: 0 4px 30px rgba(0,0,0,0.3);
    border-bottom: 1px solid rgba(108,99,255,0.1);
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; }

.nav-logo {
    display: flex; align-items: center; gap: 12px;
    font-size: 1.5rem; font-weight: 800; z-index: 1001;
}
.nav-logo .logo-icon {
    width: 42px; height: 42px; background: var(--gradient-1);
    border-radius: 12px; display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem; color: white; position: relative; overflow: hidden;
}
.nav-logo .logo-icon::after {
    content: ''; position: absolute; width: 100%; height: 100%;
    background: linear-gradient(45deg, transparent 40%, rgba(255,255,255,0.3) 50%, transparent 60%);
    animation: shimmer 3s infinite;
}
.nav-logo .logo-text span { background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

.nav-menu { display: flex; align-items: center; gap: 8px; }
.nav-menu a {
    padding: 10px 20px; border-radius: 50px; font-weight: 500;
    font-size: 0.95rem; color: var(--gray); position: relative;
}
.nav-menu a:hover, .nav-menu a.active { color: var(--white); background: rgba(108,99,255,0.1); }
.nav-menu a.active { color: var(--primary-light); }

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

.nav-toggle {
    display: none; flex-direction: column; gap: 6px;
    cursor: pointer; z-index: 1001; padding: 8px;
}
.nav-toggle span {
    width: 28px; height: 2px; background: var(--white);
    transition: var(--transition); border-radius: 2px;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

/* === Hero Section === */
.hero {
    min-height: 100vh; position: relative; display: flex; align-items: center;
    overflow: hidden; padding-top: 100px;
}
.hero-bg-video {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    object-fit: cover; opacity: 0.15; z-index: 0;
}
.hero-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(180deg, rgba(10,14,39,0.3) 0%, rgba(10,14,39,0.8) 70%, var(--dark) 100%);
    z-index: 1;
}
.hero .container { position: relative; z-index: 2; }

.hero-content { max-width: 750px; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 10px;
    background: rgba(108,99,255,0.15); border: 1px solid rgba(108,99,255,0.3);
    padding: 10px 24px; border-radius: 50px; margin-bottom: 24px;
    font-size: 0.9rem; color: var(--primary-light);
    animation: fadeInUp 0.8s ease;
}
.hero-badge .badge-dot { width: 8px; height: 8px; background: var(--secondary); border-radius: 50%; animation: pulse-dot 2s infinite; }

.hero h1 { margin-bottom: 24px; animation: fadeInUp 0.8s ease 0.2s both; }
.hero h1 .gradient-text { background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero h1 .typing-text { border-right: 3px solid var(--primary); animation: blink 0.8s infinite; }

.hero-desc { font-size: 1.2rem; color: var(--gray); margin-bottom: 40px; animation: fadeInUp 0.8s ease 0.4s both; }

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 8px;
    animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 48px;
}
.hero-stat { text-align: center; }
.hero-stat h3 { font-size: 2.5rem; background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-stat p { color: var(--gray); font-size: 0.9rem; margin-top: 4px; }

.hero-visual {
    position: absolute; right: -100px; top: 50%; transform: translateY(-50%);
    width: 600px; height: 600px; z-index: 2;
}
.hero-3d-element {
    width: 100%; height: 100%; position: relative;
}
.floating-card {
    position: absolute; background: rgba(19,23,64,0.8); backdrop-filter: blur(20px);
    border: 1px solid rgba(108,99,255,0.2); border-radius: var(--radius);
    padding: 20px; animation: float 6s ease-in-out infinite;
}
.floating-card:nth-child(1) { top: 10%; right: 20%; animation-delay: 0s; }
.floating-card:nth-child(2) { top: 40%; right: 5%; animation-delay: 2s; }
.floating-card:nth-child(3) { bottom: 15%; right: 25%; animation-delay: 4s; }

/* === Carousel / Slider === */
.hero-carousel {
    position: relative;
    background: var(--dark);
    overflow: hidden;
}
.hero-main {
    position: relative;
    min-height: min(92vh, 880px);
    overflow: hidden;
    isolation: isolate;
}
.hero-track {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    width: 100%;
    height: 100%;
    min-height: inherit;
    transform: translateX(0);
    transition: transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: transform;
}
.hero-slide {
    position: relative;
    flex: 0 0 100%;
    width: 100%;
    min-width: 100%;
    max-width: 100%;
    min-height: inherit;
    overflow: hidden;
}
.hero-slide-bg,
.hero-slide-overlay {
    position: absolute;
    inset: 0;
}
.hero-slide-bg {
    background-size: cover;
    background-position: center;
    transform: scale(1.06);
    transition: transform 7s ease;
}
.hero-slide-overlay {
    z-index: 1;
    background:
        linear-gradient(110deg, rgba(7, 11, 31, 0.9) 10%, rgba(10, 14, 39, 0.6) 48%, rgba(10, 14, 39, 0.82) 100%),
        radial-gradient(circle at 88% 16%, rgba(0, 212, 170, 0.18) 0%, rgba(0, 212, 170, 0) 45%);
}
.hero-slide::after {
    content: '';
    position: absolute;
    inset: auto 0 0;
    height: 180px;
    z-index: 1;
    background: linear-gradient(180deg, rgba(10, 14, 39, 0) 0%, var(--dark) 100%);
}
.hero-slide-inner {
    position: relative;
    z-index: 2;
    min-height: inherit;
    display: flex;
    align-items: center;
    padding-top: 140px;
    padding-bottom: 140px;
}
.hero-slide-content {
    max-width: 700px;
}
.hero-slide-content .hero-badge,
.hero-slide-content h1,
.hero-slide-content .hero-desc,
.hero-slide-content .hero-buttons {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}
.hero-slide.is-active .hero-slide-bg {
    transform: scale(1);
}
.hero-slide.is-active .hero-badge,
.hero-slide.is-active h1,
.hero-slide.is-active .hero-desc,
.hero-slide.is-active .hero-buttons {
    opacity: 1;
    transform: translateY(0);
}
.hero-slide.is-active h1 { transition-delay: 0.08s; }
.hero-slide.is-active .hero-desc { transition-delay: 0.16s; }
.hero-slide.is-active .hero-buttons { transition-delay: 0.24s; }

.hero-carousel-nav {
    position: absolute;
    inset: 50% 0 auto;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    padding: 0 28px;
    pointer-events: none;
    z-index: 3;
}
.hero-carousel-arrow {
    width: 54px;
    height: 54px;
    border: 1px solid rgba(255, 255, 255, 0.24);
    border-radius: 50%;
    background: rgba(12, 18, 45, 0.55);
    color: var(--white);
    backdrop-filter: blur(12px);
    cursor: pointer;
    pointer-events: auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}
.hero-carousel-arrow:hover {
    transform: translateY(-2px);
    background: rgba(108, 99, 255, 0.8);
    border-color: rgba(255, 255, 255, 0.5);
}

.hero-carousel-dots {
    position: absolute;
    left: 50%;
    bottom: 36px;
    transform: translateX(-50%);
    z-index: 3;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 14px;
    border-radius: 999px;
    background: rgba(12, 18, 45, 0.55);
    border: 1px solid rgba(255, 255, 255, 0.14);
    backdrop-filter: blur(12px);
}
.hero-carousel-dot {
    width: 11px;
    height: 11px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.34);
    cursor: pointer;
    transition: width 0.25s ease, border-radius 0.25s ease, background 0.25s ease;
}
.hero-carousel-dot.active {
    width: 34px;
    border-radius: 999px;
    background: var(--gradient-1);
}

.hero-stats-section {
    position: relative;
    margin-top: -34px;
    padding-bottom: 24px;
    z-index: 4;
}
.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    padding: 26px;
    border-radius: 22px;
    background: linear-gradient(145deg, rgba(19, 23, 64, 0.94) 0%, rgba(11, 16, 45, 0.92) 100%);
    border: 1px solid rgba(108, 99, 255, 0.24);
    box-shadow: 0 18px 45px rgba(2, 6, 22, 0.45);
}
.hero-stat {
    text-align: center;
    padding: 14px 8px;
    border-radius: 14px;
    border: 1px solid rgba(108, 99, 255, 0.16);
    background: rgba(255, 255, 255, 0.01);
}
.hero-stat h3 {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    line-height: 1;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-stat p {
    margin-top: 8px;
    color: var(--gray);
    font-size: 0.9rem;
    line-height: 1.35;
}

/* === Feature Cards === */
.features { padding: 120px 0; position: relative; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; margin-top: 60px; }

.feature-card {
    background: linear-gradient(135deg, rgba(19,23,64,0.6) 0%, rgba(27,32,81,0.4) 100%);
    border: 1px solid rgba(108,99,255,0.1); border-radius: var(--radius);
    padding: 40px; transition: var(--transition); position: relative;
    overflow: hidden;
}
.feature-card::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px;
    background: var(--gradient-1); transform: scaleX(0);
    transition: transform 0.5s ease; transform-origin: left;
}
.feature-card:hover { transform: translateY(-8px); border-color: rgba(108,99,255,0.3); box-shadow: var(--shadow-glow); }
.feature-card:hover::before { transform: scaleX(1); }

.feature-icon {
    width: 70px; height: 70px; border-radius: 20px;
    background: rgba(108,99,255,0.1); display: flex;
    align-items: center; justify-content: center;
    font-size: 1.8rem; margin-bottom: 24px; transition: var(--transition);
}
.feature-card:hover .feature-icon { background: var(--gradient-1); transform: scale(1.1) rotate(5deg); }

.feature-card h3 { margin-bottom: 12px; font-size: 1.3rem; }
.feature-card p { color: var(--gray); font-size: 0.95rem; }
.feature-card .feature-link {
    display: inline-flex; align-items: center; gap: 8px;
    color: var(--primary-light); margin-top: 20px; font-weight: 600;
}
.feature-card:hover .feature-link { gap: 14px; }

/* === Services Section === */
.services { padding: 120px 0; background: var(--dark-2); position: relative; }
.services::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
}
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 30px; margin-top: 60px; }

.service-card {
    background: rgba(10,14,39,0.6); border: 1px solid rgba(108,99,255,0.1);
    border-radius: var(--radius); overflow: hidden; transition: var(--transition);
    position: relative;
}
.service-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); }

.service-img {
    width: 100%; height: 220px; object-fit: cover;
    transition: transform 0.5s ease;
}
.service-card:hover .service-img { transform: scale(1.05); }

.service-body { padding: 30px; }
.service-body .service-tag {
    display: inline-block; background: rgba(108,99,255,0.15);
    color: var(--primary-light); padding: 4px 14px; border-radius: 20px;
    font-size: 0.8rem; font-weight: 600; margin-bottom: 12px;
}
.service-body h3 { margin-bottom: 10px; }
.service-body p { color: var(--gray); font-size: 0.95rem; margin-bottom: 20px; }
.service-price { font-size: 1.5rem; font-weight: 700; color: var(--secondary); }
.service-price small { font-size: 0.8rem; color: var(--gray); font-weight: 400; }

/* === About / Stats === */
.about { padding: 120px 0; position: relative; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; margin-top: 60px; }

.about-image { position: relative; }
.about-image img { border-radius: var(--radius); box-shadow: var(--shadow-lg); }
.about-image::before {
    content: ''; position: absolute; top: -20px; left: -20px;
    width: 100%; height: 100%; border: 2px solid rgba(108,99,255,0.3);
    border-radius: var(--radius); z-index: -1;
}
.about-image .experience-badge {
    position: absolute; bottom: -20px; right: -20px;
    background: var(--gradient-1); padding: 20px 30px;
    border-radius: var(--radius); text-align: center;
}
.experience-badge h3 { font-size: 2.5rem; color: white; }
.experience-badge p { color: rgba(255,255,255,0.8); font-size: 0.9rem; }

.about-content h2 { margin-bottom: 20px; }
.about-content p { color: var(--gray); margin-bottom: 20px; }

.about-features { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 30px 0; }
.about-feature {
    display: flex; align-items: center; gap: 12px;
    padding: 12px; border-radius: var(--radius-sm);
    background: rgba(108,99,255,0.05);
}
.about-feature i { color: var(--secondary); font-size: 1.2rem; }

.stats-row {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px;
    margin-top: 80px;
}
.stat-card {
    text-align: center; padding: 40px 20px;
    background: rgba(19,23,64,0.5); border: 1px solid rgba(108,99,255,0.1);
    border-radius: var(--radius); transition: var(--transition);
}
.stat-card:hover { transform: translateY(-5px); border-color: rgba(108,99,255,0.3); }
.stat-card .stat-number {
    font-size: 3rem; font-weight: 800;
    background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.stat-card .stat-label { color: var(--gray); margin-top: 8px; }

/* === Testimonials === */
.testimonials { padding: 120px 0; background: var(--dark-2); position: relative; overflow: hidden; }

.testimonial-carousel { position: relative; margin-top: 60px; overflow: hidden; }
.testimonial-track { display: flex; transition: transform 0.6s ease; }
.test-dot {
    width: 11px;
    height: 11px;
    border-radius: 999px;
    border: none;
    background: rgba(255,255,255,0.28);
    cursor: pointer;
    transition: width 0.25s ease, background 0.25s ease;
}
.test-dot.active {
    width: 34px;
    background: var(--gradient-1);
}

.testimonial-card {
    min-width: 100%; padding: 0 50px;
}
.testimonial-inner {
    background: rgba(10,14,39,0.6); border: 1px solid rgba(108,99,255,0.15);
    border-radius: var(--radius); padding: 50px; position: relative;
    max-width: 800px; margin: 0 auto;
}
.testimonial-inner::before {
    content: '"'; position: absolute; top: 20px; left: 30px;
    font-size: 6rem; color: rgba(108,99,255,0.15); font-family: Georgia, serif;
    line-height: 1;
}
.testimonial-stars { color: #FFD700; font-size: 1.2rem; margin-bottom: 20px; }
.testimonial-text { font-size: 1.15rem; line-height: 1.8; color: var(--light); margin-bottom: 30px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 16px; }
.testimonial-avatar {
    width: 60px; height: 60px; border-radius: 50%; object-fit: cover;
    border: 3px solid rgba(108,99,255,0.3);
}
.testimonial-info h4 { font-size: 1.1rem; }
.testimonial-info p { color: var(--gray); font-size: 0.9rem; }

/* === Blog Section === */
.blog { padding: 120px 0; }
.blog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 30px; margin-top: 60px; }

.blog-card {
    background: rgba(19,23,64,0.5); border: 1px solid rgba(108,99,255,0.1);
    border-radius: var(--radius); overflow: hidden; transition: var(--transition);
}
.blog-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }

.blog-card-img {
    width: 100%; height: 220px; object-fit: cover;
    transition: transform 0.5s ease;
}
.blog-card:hover .blog-card-img { transform: scale(1.05); }

.blog-card-body { padding: 28px; }
.blog-card-meta { display: flex; gap: 16px; color: var(--gray); font-size: 0.85rem; margin-bottom: 12px; }
.blog-card-meta span { display: flex; align-items: center; gap: 6px; }
.blog-card h3 { margin-bottom: 10px; font-size: 1.2rem; transition: var(--transition); }
.blog-card:hover h3 { color: var(--primary-light); }
.blog-card p { color: var(--gray); font-size: 0.95rem; }
.blog-card .read-more {
    display: inline-flex; align-items: center; gap: 8px;
    color: var(--primary-light); margin-top: 16px; font-weight: 600;
}

/* === Portfolio / Case Studies === */
.portfolio { padding: 120px 0; background: var(--dark-2); }
.portfolio-filter { display: flex; gap: 12px; justify-content: center; margin-top: 40px; flex-wrap: wrap; }
.filter-btn {
    padding: 10px 24px; border-radius: 50px; border: 1px solid rgba(108,99,255,0.3);
    background: transparent; color: var(--gray); cursor: pointer;
    transition: var(--transition); font-size: 0.9rem;
}
.filter-btn.active, .filter-btn:hover { background: var(--primary); color: white; border-color: var(--primary); }

.portfolio-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(350px, 1fr)); gap: 30px; margin-top: 40px; }

.portfolio-card { position: relative; border-radius: var(--radius); overflow: hidden; cursor: pointer; }
.portfolio-card img { width: 100%; height: 300px; object-fit: cover; transition: transform 0.5s; }
.portfolio-card:hover img { transform: scale(1.1); }
.portfolio-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(180deg, transparent 30%, rgba(10,14,39,0.95) 100%);
    display: flex; flex-direction: column; justify-content: flex-end;
    padding: 30px; opacity: 0; transition: var(--transition);
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }
.portfolio-overlay h3 { margin-bottom: 8px; }
.portfolio-overlay p { color: var(--gray); font-size: 0.9rem; }

/* === FAQ === */
.faq { padding: 120px 0; }
.faq-grid { max-width: 800px; margin: 60px auto 0; }

.faq-item {
    background: rgba(19,23,64,0.5); border: 1px solid rgba(108,99,255,0.1);
    border-radius: var(--radius); margin-bottom: 16px; overflow: hidden;
    transition: var(--transition);
}
.faq-item.active { border-color: rgba(108,99,255,0.3); }

.faq-question {
    width: 100%; padding: 24px 30px; display: flex; align-items: center;
    justify-content: space-between; background: none; border: none;
    color: var(--light); font-size: 1.05rem; font-weight: 600;
    cursor: pointer; text-align: left;
}
.faq-question i { color: var(--primary); transition: transform 0.3s; }
.faq-item.active .faq-question i { transform: rotate(180deg); }

.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-answer-inner { padding: 0 30px 24px; color: var(--gray); line-height: 1.8; }

/* === Contact Section === */
.contact { padding: 120px 0; background: var(--dark-2); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-top: 60px; }

.contact-info-card {
    display: flex; align-items: flex-start; gap: 20px;
    padding: 24px; background: rgba(10,14,39,0.6);
    border: 1px solid rgba(108,99,255,0.1); border-radius: var(--radius);
    margin-bottom: 20px; transition: var(--transition);
}
.contact-info-card:hover { border-color: rgba(108,99,255,0.3); transform: translateX(5px); }
.contact-info-card .icon {
    width: 56px; height: 56px; min-width: 56px; border-radius: 16px;
    background: rgba(108,99,255,0.1); display: flex;
    align-items: center; justify-content: center; font-size: 1.3rem; color: var(--primary);
}
.contact-info-card h4 { margin-bottom: 4px; }
.contact-info-card p { color: var(--gray); font-size: 0.95rem; }

.contact-form { background: rgba(10,14,39,0.6); border: 1px solid rgba(108,99,255,0.1); border-radius: var(--radius); padding: 40px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 500; font-size: 0.95rem; }
.form-control {
    width: 100%; padding: 14px 20px; background: rgba(19,23,64,0.5);
    border: 1px solid rgba(108,99,255,0.15); border-radius: var(--radius-sm);
    color: var(--light); font-size: 1rem; transition: var(--transition);
    font-family: inherit;
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(108,99,255,0.1); }
.form-control::placeholder { color: var(--gray); }
textarea.form-control { min-height: 150px; resize: vertical; }

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

/* === Newsletter === */
.newsletter {
    padding: 100px 0; position: relative; overflow: hidden;
    background: linear-gradient(135deg, rgba(108,99,255,0.1) 0%, rgba(0,212,170,0.05) 100%);
}
.newsletter-content { text-align: center; max-width: 600px; margin: 0 auto; }
.newsletter-form {
    display: flex; gap: 12px; margin-top: 30px;
    background: rgba(10,14,39,0.6); padding: 8px;
    border-radius: 50px; border: 1px solid rgba(108,99,255,0.2);
}
.newsletter-form input {
    flex: 1; padding: 14px 24px; background: none; border: none;
    color: var(--light); font-size: 1rem; outline: none;
}
.newsletter-form input::placeholder { color: var(--gray); }

/* === Footer === */
.footer { padding: 80px 0 30px; background: var(--dark); border-top: 1px solid rgba(108,99,255,0.1); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 50px; }

.footer-brand .footer-logo { font-size: 1.5rem; font-weight: 800; margin-bottom: 16px; }
.footer-brand .footer-logo span { background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.footer-brand p { color: var(--gray); margin-bottom: 20px; }

.footer-social { display: flex; gap: 12px; }
.footer-social a {
    width: 42px; height: 42px; border-radius: 50%;
    background: rgba(108,99,255,0.1); display: flex;
    align-items: center; justify-content: center;
    transition: var(--transition);
}
.footer-social a:hover { background: var(--primary); transform: translateY(-3px); }

.footer-col h4 { margin-bottom: 20px; font-size: 1.1rem; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: var(--gray); transition: var(--transition); }
.footer-col ul li a:hover { color: var(--primary-light); padding-left: 5px; }

.footer-bottom {
    margin-top: 60px; padding-top: 30px;
    border-top: 1px solid rgba(108,99,255,0.1);
    display: flex; justify-content: space-between; align-items: center;
    color: var(--gray); font-size: 0.9rem;
}

/* === Scroll to Top === */
.scroll-top {
    position: fixed; bottom: 30px; right: 30px;
    width: 50px; height: 50px; border-radius: 50%;
    background: var(--gradient-1); color: white;
    display: flex; align-items: center; justify-content: center;
    cursor: pointer; z-index: 999; opacity: 0;
    transform: translateY(20px); transition: var(--transition);
    border: none; font-size: 1.2rem; box-shadow: var(--shadow-md);
}
.scroll-top.visible { opacity: 1; transform: translateY(0); }
.scroll-top:hover { transform: translateY(-5px); box-shadow: var(--shadow-glow); }

/* === Animations === */
@keyframes fadeInUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInLeft { from { opacity: 0; transform: translateX(-30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes fadeInRight { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: translateX(0); } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-20px); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }
@keyframes pulse-dot { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.5); } }
@keyframes shimmer { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }
@keyframes loading { 0% { transform: translateX(-100%); } 100% { transform: translateX(350%); } }
@keyframes blink { 0%, 50% { border-color: var(--primary); } 51%, 100% { border-color: transparent; } }
@keyframes rotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes glow { 0%, 100% { box-shadow: 0 0 20px rgba(108,99,255,0.3); } 50% { box-shadow: 0 0 40px rgba(108,99,255,0.6); } }
@keyframes slideInUp { from { opacity: 0; transform: translateY(50px); } to { opacity: 1; transform: translateY(0); } }

/* Scroll Reveal */
.reveal { opacity: 0; transform: translateY(40px); transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1); }
.reveal.revealed { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-40px); transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1); }
.reveal-left.revealed { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(40px); transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1); }
.reveal-right.revealed { opacity: 1; transform: translateX(0); }

/* === Responsive === */
@media (max-width: 1024px) {
    .hero-main { min-height: min(88vh, 760px); }
    .hero-slide-inner {
        padding-top: 130px;
        padding-bottom: 120px;
    }
    .hero-carousel-nav { padding: 0 16px; }
    .hero-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px;
    }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .stats-row { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed; top: 0; right: -100%; width: 300px; height: 100vh;
        background: var(--dark-2); flex-direction: column; padding: 100px 30px 30px;
        transition: right 0.4s ease; border-left: 1px solid rgba(108,99,255,0.1);
    }
    .nav-menu.active { right: 0; }
    .nav-toggle { display: flex; }
    .nav-cta .btn { display: none; }

    .hero-main { min-height: 84vh; }
    .hero-slide-inner {
        align-items: flex-start;
        padding-top: 120px;
        padding-bottom: 140px;
    }
    .hero-slide-content { max-width: 100%; }
    .hero-desc { margin-bottom: 28px; font-size: 1.05rem; }
    .hero-buttons {
        display: grid;
        grid-template-columns: 1fr;
        gap: 12px;
        width: min(100%, 380px);
    }
    .hero-buttons .btn { justify-content: center; }
    .hero-carousel-nav { display: none; }
    .hero-carousel-dots { bottom: 20px; }

    .hero-stats-section {
        margin-top: 0;
        padding: 16px 0 8px;
    }
    .hero-stats {
        grid-template-columns: 1fr 1fr;
        padding: 18px;
    }
    .hero-stat p { font-size: 0.82rem; }

    .features-grid, .services-grid, .blog-grid, .portfolio-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .stats-row { grid-template-columns: 1fr 1fr; }
    .newsletter-form { flex-direction: column; border-radius: var(--radius); }
    .about-features { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
}

@media (max-width: 480px) {
    h1 { font-size: 2rem; }
    .hero-slide-inner {
        padding-top: 108px;
        padding-bottom: 140px;
    }
    .hero-carousel-dots {
        gap: 8px;
        padding: 8px 10px;
    }
    .hero-carousel-dot.active,
    .test-dot.active { width: 28px; }
    .hero-stats { grid-template-columns: 1fr; }
    .stats-row { grid-template-columns: 1fr; }
}

/* === Page Header (for internal pages) === */
.page-header {
    padding: 160px 0 80px; position: relative;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-2) 100%);
    text-align: center; overflow: hidden;
}
.page-header::after {
    content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary), transparent);
}
.page-header h1 { margin-bottom: 16px; }
.page-header .breadcrumb { display: flex; gap: 10px; justify-content: center; color: var(--gray); }
.page-header .breadcrumb a { color: var(--primary-light); }

/* === Pricing Section === */
.pricing { padding: 120px 0; }
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; margin-top: 60px; }

.pricing-card {
    background: rgba(19,23,64,0.5); border: 1px solid rgba(108,99,255,0.1);
    border-radius: var(--radius); padding: 40px; text-align: center;
    transition: var(--transition); position: relative;
}
.pricing-card.featured {
    border-color: var(--primary); background: rgba(108,99,255,0.08);
    transform: scale(1.05);
}
.pricing-card.featured::before {
    content: 'MOST POPULAR'; position: absolute; top: -12px; left: 50%;
    transform: translateX(-50%); background: var(--gradient-1); padding: 6px 20px;
    border-radius: 20px; font-size: 0.75rem; font-weight: 700; letter-spacing: 1px;
}
.pricing-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.pricing-card.featured:hover { transform: scale(1.05) translateY(-8px); }

.pricing-card h3 { margin-bottom: 10px; }
.pricing-card .price { font-size: 3.5rem; font-weight: 800; margin: 20px 0; }
.pricing-card .price span { font-size: 1rem; color: var(--gray); font-weight: 400; }
.pricing-card ul { margin: 30px 0; text-align: left; }
.pricing-card ul li { padding: 10px 0; color: var(--gray); display: flex; align-items: center; gap: 10px; border-bottom: 1px solid rgba(108,99,255,0.05); }
.pricing-card ul li i { color: var(--secondary); }

/* === Team Section === */
.team-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; margin-top: 60px; }

.team-card {
    background: rgba(19,23,64,0.5); border: 1px solid rgba(108,99,255,0.1);
    border-radius: var(--radius); overflow: hidden; text-align: center;
    transition: var(--transition);
}
.team-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }

.team-card-img { position: relative; overflow: hidden; }
.team-card-img img { width: 100%; height: 300px; object-fit: cover; transition: transform 0.5s; }
.team-card:hover .team-card-img img { transform: scale(1.05); }

.team-card-social {
    position: absolute; bottom: -50px; left: 50%; transform: translateX(-50%);
    display: flex; gap: 10px; transition: bottom 0.4s ease;
}
.team-card:hover .team-card-social { bottom: 20px; }
.team-card-social a {
    width: 40px; height: 40px; border-radius: 50%;
    background: rgba(108,99,255,0.9); display: flex;
    align-items: center; justify-content: center;
    transition: var(--transition);
}

.team-card-body { padding: 24px; }
.team-card-body h3 { margin-bottom: 4px; }
.team-card-body p { color: var(--primary-light); font-size: 0.9rem; }

/* === Toast / Notifications === */
.toast {
    position: fixed; top: 100px; right: 30px; z-index: 9999;
    background: rgba(19,23,64,0.95); backdrop-filter: blur(20px);
    border: 1px solid rgba(108,99,255,0.3); border-radius: var(--radius);
    padding: 20px 30px; display: flex; align-items: center; gap: 16px;
    transform: translateX(120%); transition: transform 0.5s ease;
    box-shadow: var(--shadow-lg);
}
.toast.show { transform: translateX(0); }
.toast.success { border-left: 4px solid var(--secondary); }
.toast.error { border-left: 4px solid var(--accent); }

/* === Loading Skeleton === */
.skeleton {
    background: linear-gradient(90deg, rgba(19,23,64,0.5) 25%, rgba(27,32,81,0.5) 50%, rgba(19,23,64,0.5) 75%);
    background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: var(--radius-sm);
}