/* ============================================================
   SATV Script – style.css
   Code. Create. Grow.
   ============================================================ */

/* ---------------------------------------------------------
   1. CSS Variables / Design Tokens
   --------------------------------------------------------- */
:root {
    /* Colors */
    --clr-bg:          #070b14;
    --clr-bg-2:        #0d1424;
    --clr-bg-card:     rgba(255,255,255,0.04);
    --clr-border:      rgba(255,255,255,0.08);
    --clr-primary:     #6c63ff;
    --clr-primary-2:   #a78bfa;
    --clr-accent:      #38bdf8;
    --clr-accent-2:    #22d3ee;
    --clr-gold:        #f59e0b;
    --clr-white:       #ffffff;
    --clr-text:        #cbd5e1;
    --clr-text-dim:    #64748b;
    --clr-heading:     #f1f5f9;

    /* Gradients */
    --grad-primary:    linear-gradient(135deg, #6c63ff, #38bdf8);
    --grad-hero:       radial-gradient(ellipse at 60% 0%, rgba(108,99,255,0.25) 0%, transparent 60%),
                       radial-gradient(ellipse at 0% 80%, rgba(56,189,248,0.18) 0%, transparent 55%),
                       #070b14;
    --grad-card:       linear-gradient(135deg, rgba(108,99,255,0.12), rgba(56,189,248,0.06));

    /* Typography */
    --font-body:       'Inter', sans-serif;
    --font-heading:    'Space Grotesk', sans-serif;

    /* Spacing */
    --section-py:      100px;
    --container-max:   1200px;

    /* Border radius */
    --radius-sm:       8px;
    --radius-md:       16px;
    --radius-lg:       24px;
    --radius-xl:       40px;

    /* Transitions */
    --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);

    /* Shadows */
    --shadow-glow:     0 0 40px rgba(108,99,255,0.25);
    --shadow-card:     0 8px 32px rgba(0,0,0,0.4);
}

/* ---------------------------------------------------------
   2. CSS Reset & Base
   --------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    font-family: var(--font-body);
    background: var(--clr-bg);
    color: var(--clr-text);
    line-height: 1.7;
    overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; }

/* ---------------------------------------------------------
   3. Utility Classes
   --------------------------------------------------------- */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}
.section { padding: var(--section-py) 0; }
.section-sm { padding: 60px 0; }

.text-gradient {
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.text-gold {
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(108,99,255,0.15);
    border: 1px solid rgba(108,99,255,0.3);
    color: var(--clr-primary-2);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 6px 14px;
    border-radius: 100px;
    margin-bottom: 20px;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--clr-primary-2);
    margin-bottom: 16px;
    position: relative;
}
.section-label::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 2px;
    background: var(--grad-primary);
    border-radius: 2px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--clr-heading);
    line-height: 1.2;
    margin-bottom: 16px;
}
.section-subtitle {
    font-size: 1.05rem;
    color: var(--clr-text-dim);
    max-width: 560px;
}
.section-header { margin-bottom: 60px; }
.section-header.centered { text-align: center; }
.section-header.centered .section-subtitle { margin: 0 auto; }

/* ---------------------------------------------------------
   4. Buttons
   --------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}
.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.1);
    opacity: 0;
    transition: opacity 0.2s;
}
.btn:hover::before { opacity: 1; }

.btn-primary {
    background: var(--grad-primary);
    color: #fff;
    box-shadow: 0 4px 24px rgba(108,99,255,0.4);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(108,99,255,0.5);
    color: #fff;
}
.btn-outline {
    border: 1px solid rgba(255,255,255,0.2);
    color: var(--clr-heading);
    background: rgba(255,255,255,0.04);
    backdrop-filter: blur(10px);
}
.btn-outline:hover {
    border-color: var(--clr-primary);
    background: rgba(108,99,255,0.1);
    transform: translateY(-2px);
    color: var(--clr-heading);
}
.btn-sm { padding: 10px 22px; font-size: 0.875rem; }
.btn-lg { padding: 18px 40px; font-size: 1.05rem; }

/* ---------------------------------------------------------
   5. Preloader
   --------------------------------------------------------- */
#preloader {
    position: fixed;
    inset: 0;
    background: var(--clr-bg);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}
#preloader.hidden { opacity: 0; visibility: hidden; }
.preloader-inner { text-align: center; }
.preloader-logo { margin-bottom: 32px; }
.preloader-logo img { width: 200px; filter: brightness(0.9); }
.preloader-bar {
    width: 200px;
    height: 2px;
    background: rgba(255,255,255,0.08);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto;
}
.preloader-bar span {
    display: block;
    height: 100%;
    background: var(--grad-primary);
    animation: preload 1.8s ease-in-out forwards;
}
@keyframes preload {
    0% { width: 0%; }
    60% { width: 75%; }
    100% { width: 100%; }
}

/* ---------------------------------------------------------
   6. Header
   --------------------------------------------------------- */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    transition: var(--transition);
    padding: 20px 0;
}
.header.scrolled {
    background: rgba(7, 11, 20, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--clr-border);
    padding: 12px 0;
    box-shadow: 0 4px 32px rgba(0,0,0,0.3);
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.logo img {
    filter: brightness(1);
    transition: var(--transition);
}
.logo:hover img { filter: brightness(1.2); }

.nav-list {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-link {
    position: relative;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--clr-text);
    padding: 8px 16px;
    border-radius: 8px;
    transition: var(--transition);
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--grad-primary);
    border-radius: 2px;
    transition: width 0.3s ease;
}
.nav-link:hover, .nav-link.active {
    color: var(--clr-heading);
}
.nav-link:hover::after, .nav-link.active::after { width: 20px; }

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 32px;
    padding: 4px;
}
.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--clr-heading);
    border-radius: 2px;
    transition: var(--transition);
}
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------------------------------------------------------
   7. Hero Section
   --------------------------------------------------------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--grad-hero);
    position: relative;
    overflow: hidden;
    padding-top: 100px;
}
.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(108,99,255,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(108,99,255,0.06) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
}
.hero-orb-1 {
    width: 600px;
    height: 600px;
    background: rgba(108,99,255,0.2);
    top: -200px;
    right: -100px;
    animation: orbFloat 8s ease-in-out infinite;
}
.hero-orb-2 {
    width: 400px;
    height: 400px;
    background: rgba(56,189,248,0.15);
    bottom: -100px;
    left: -50px;
    animation: orbFloat 10s ease-in-out infinite reverse;
}
@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(1.05); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 760px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(108,99,255,0.12);
    border: 1px solid rgba(108,99,255,0.25);
    color: var(--clr-primary-2);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 8px 16px;
    border-radius: 100px;
    margin-bottom: 28px;
    animation: fadeInUp 0.6s ease both;
}
.hero-badge .dot {
    width: 6px;
    height: 6px;
    background: var(--clr-primary-2);
    border-radius: 50%;
    animation: pulse 2s ease infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.8rem, 6vw, 5rem);
    font-weight: 800;
    color: var(--clr-heading);
    line-height: 1.1;
    margin-bottom: 24px;
    animation: fadeInUp 0.6s 0.15s ease both;
}
.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--clr-text-dim);
    max-width: 600px;
    margin-bottom: 40px;
    line-height: 1.8;
    animation: fadeInUp 0.6s 0.3s ease both;
}
.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    animation: fadeInUp 0.6s 0.45s ease both;
}
.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
    margin-top: 64px;
    padding-top: 48px;
    border-top: 1px solid var(--clr-border);
    animation: fadeInUp 0.6s 0.6s ease both;
}
.hero-stat-num {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 4px;
}
.hero-stat-label {
    font-size: 0.85rem;
    color: var(--clr-text-dim);
}

/* ---------------------------------------------------------
   8. Services Section
   --------------------------------------------------------- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}
.service-card {
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 36px 32px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    group: true;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 2px;
    background: var(--grad-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover {
    background: rgba(108,99,255,0.07);
    border-color: rgba(108,99,255,0.25);
    transform: translateY(-6px);
    box-shadow: var(--shadow-card), 0 0 30px rgba(108,99,255,0.1);
}
.service-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-sm);
    background: rgba(108,99,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
    transition: var(--transition);
}
.service-card:hover .service-icon {
    background: rgba(108,99,255,0.25);
    transform: scale(1.1);
}
.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--clr-heading);
    margin-bottom: 12px;
}
.service-card p { font-size: 0.9rem; color: var(--clr-text-dim); line-height: 1.7; }

/* ---------------------------------------------------------
   9. Features / Why Choose Us
   --------------------------------------------------------- */
.why-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.why-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 32px;
}
.why-feature {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 24px;
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
}
.why-feature:hover {
    border-color: rgba(108,99,255,0.3);
    background: rgba(108,99,255,0.06);
    transform: translateX(8px);
}
.why-check {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: rgba(108,99,255,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--clr-primary-2);
    font-size: 0.9rem;
}
.why-feature-text h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--clr-heading);
    margin-bottom: 4px;
}
.why-feature-text p { font-size: 0.85rem; color: var(--clr-text-dim); }

.why-visual {
    position: relative;
}
.why-card-stack {
    position: relative;
    width: 100%;
    padding-bottom: 120%;
}
.why-card-stack .stack-card {
    position: absolute;
    border-radius: var(--radius-md);
    overflow: hidden;
}
.stack-card-1 {
    inset: 0;
    background: linear-gradient(135deg, rgba(108,99,255,0.12) 0%, rgba(56,189,248,0.08) 100%);
    border: 1px solid rgba(108,99,255,0.2);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 40px;
    text-align: center;
}
.stack-floating {
    position: absolute;
    background: rgba(13,20,36,0.95);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 12px;
    animation: floatCard 4s ease-in-out infinite;
}
.stack-floating-1 { bottom: 90px; right: -20px; animation-delay: 0s; }
.stack-floating-2 { top: 60px; left: -20px; animation-delay: 1.5s; }
@keyframes floatCard {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}
.float-icon { font-size: 1.5rem; }
.float-text { font-size: 0.85rem; color: var(--clr-heading); font-weight: 500; }
.float-sub { font-size: 0.75rem; color: var(--clr-text-dim); }

/* ---------------------------------------------------------
   10. Process Section
   --------------------------------------------------------- */
.process-steps {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0;
}
.process-steps::before {
    content: '';
    position: absolute;
    left: 27px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, rgba(108,99,255,0.6), rgba(56,189,248,0.6), transparent);
}
.process-step {
    display: flex;
    gap: 28px;
    padding: 24px 0;
    position: relative;
    transition: var(--transition);
}
.process-step:hover .step-content {
    border-color: rgba(108,99,255,0.3);
    background: rgba(108,99,255,0.05);
}
.step-num {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--grad-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1rem;
    color: #fff;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    box-shadow: 0 0 24px rgba(108,99,255,0.4);
}
.step-content {
    flex: 1;
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 24px 28px;
    transition: var(--transition);
    margin-top: 2px;
}
.step-content h3 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--clr-heading);
    margin-bottom: 6px;
}
.step-content p { font-size: 0.88rem; color: var(--clr-text-dim); }

/* ---------------------------------------------------------
   11. CTA Banner
   --------------------------------------------------------- */
.cta-banner {
    background: linear-gradient(135deg, rgba(108,99,255,0.15), rgba(56,189,248,0.1));
    border: 1px solid rgba(108,99,255,0.2);
    border-radius: var(--radius-xl);
    padding: 80px 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    background: var(--grad-primary);
    z-index: -1;
    opacity: 0.15;
}
.cta-banner-title {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    color: var(--clr-heading);
    margin-bottom: 16px;
}
.cta-banner-subtitle {
    font-size: 1.05rem;
    color: var(--clr-text-dim);
    max-width: 500px;
    margin: 0 auto 36px;
}
.cta-banner-btns { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* ---------------------------------------------------------
   12. About Page
   --------------------------------------------------------- */
.about-hero {
    background: var(--grad-hero);
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
}
.about-hero-orb {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: rgba(108,99,255,0.15);
    filter: blur(100px);
    top: -200px;
    right: -100px;
    pointer-events: none;
}
.about-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.about-visual {
    position: relative;
}
.about-img-wrap {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(135deg, rgba(108,99,255,0.1), rgba(56,189,248,0.08));
    border: 1px solid var(--clr-border);
    padding: 48px;
    text-align: center;
    position: relative;
}
.about-icon-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 24px;
}
.about-icon-item {
    background: rgba(108,99,255,0.1);
    border: 1px solid rgba(108,99,255,0.2);
    border-radius: var(--radius-sm);
    padding: 24px 16px;
    text-align: center;
    font-size: 2rem;
    transition: var(--transition);
}
.about-icon-item:hover {
    background: rgba(108,99,255,0.2);
    transform: scale(1.05);
}
.about-icon-item span {
    display: block;
    font-size: 0.75rem;
    color: var(--clr-text-dim);
    margin-top: 8px;
    font-weight: 500;
}

.mission-vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}
.mv-card {
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 40px 36px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}
.mv-card::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: var(--grad-primary);
}
.mv-card:hover {
    border-color: rgba(108,99,255,0.3);
    transform: translateY(-4px);
}
.mv-card-icon { font-size: 2.5rem; margin-bottom: 20px; }
.mv-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--clr-heading);
    margin-bottom: 12px;
}
.mv-card p { font-size: 0.92rem; color: var(--clr-text-dim); line-height: 1.75; }

.diff-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 24px;
}
.diff-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--clr-text);
    transition: var(--transition);
}
.diff-item:hover {
    border-color: rgba(108,99,255,0.3);
    color: var(--clr-heading);
    transform: translateX(6px);
}
.diff-item::before {
    content: '✦';
    color: var(--clr-primary-2);
    font-size: 0.7rem;
    flex-shrink: 0;
}

/* ---------------------------------------------------------
   13. Portfolio Page
   --------------------------------------------------------- */
.portfolio-hero {
    background: var(--grad-hero);
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
}
.portfolio-filter {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 48px;
}
.filter-btn {
    padding: 10px 24px;
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--clr-border);
    color: var(--clr-text);
    background: transparent;
    transition: var(--transition);
    cursor: pointer;
}
.filter-btn:hover, .filter-btn.active {
    background: var(--grad-primary);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 4px 16px rgba(108,99,255,0.3);
}
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}
.portfolio-card {
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    transition: var(--transition);
    position: relative;
}
.portfolio-card:hover {
    border-color: rgba(108,99,255,0.3);
    transform: translateY(-8px);
    box-shadow: var(--shadow-card), 0 0 30px rgba(108,99,255,0.1);
}
.portfolio-img {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, rgba(108,99,255,0.15), rgba(56,189,248,0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    position: relative;
    overflow: hidden;
}
.portfolio-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(7,11,20,0.8) 100%);
}
.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(108,99,255,0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    z-index: 5;
}
.portfolio-card:hover .portfolio-overlay { opacity: 1; }
.portfolio-overlay-text {
    color: #fff;
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}
.portfolio-body { padding: 24px; }
.portfolio-category {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--clr-primary-2);
    margin-bottom: 8px;
}
.portfolio-body h3 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--clr-heading);
    margin-bottom: 8px;
}
.portfolio-body p { font-size: 0.875rem; color: var(--clr-text-dim); }
.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}
.portfolio-tag {
    font-size: 0.72rem;
    padding: 4px 10px;
    border-radius: 100px;
    background: rgba(108,99,255,0.12);
    border: 1px solid rgba(108,99,255,0.2);
    color: var(--clr-primary-2);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.result-card {
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 40px 28px;
    text-align: center;
    transition: var(--transition);
}
.result-card:hover {
    border-color: rgba(108,99,255,0.3);
    transform: translateY(-4px);
}
.result-num {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    background: var(--grad-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 12px;
}
.result-label {
    font-size: 0.9rem;
    color: var(--clr-text-dim);
}

/* ---------------------------------------------------------
   14. Career Page
   --------------------------------------------------------- */
.career-hero {
    background: var(--grad-hero);
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
}
.perks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}
.perk-card {
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 32px 28px;
    transition: var(--transition);
}
.perk-card:hover {
    border-color: rgba(108,99,255,0.3);
    transform: translateY(-4px);
}
.perk-icon { font-size: 2rem; margin-bottom: 16px; }
.perk-card h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--clr-heading);
    margin-bottom: 8px;
}
.perk-card p { font-size: 0.85rem; color: var(--clr-text-dim); }

.positions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}
.position-card {
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 28px 28px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
    transition: var(--transition);
    cursor: pointer;
}
.position-card:hover {
    border-color: rgba(108,99,255,0.4);
    background: rgba(108,99,255,0.07);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}
.position-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: rgba(108,99,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}
.position-info { flex: 1; }
.position-info h3 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--clr-heading);
    margin-bottom: 4px;
}
.position-info p { font-size: 0.82rem; color: var(--clr-text-dim); }
.position-badge {
    display: inline-block;
    font-size: 0.7rem;
    padding: 3px 10px;
    border-radius: 100px;
    background: rgba(56,189,248,0.12);
    border: 1px solid rgba(56,189,248,0.25);
    color: var(--clr-accent);
    margin-top: 8px;
    font-weight: 500;
}

.apply-box {
    background: linear-gradient(135deg, rgba(108,99,255,0.12), rgba(56,189,248,0.07));
    border: 1px solid rgba(108,99,255,0.2);
    border-radius: var(--radius-lg);
    padding: 60px 48px;
    text-align: center;
}
.apply-box h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--clr-heading);
    margin-bottom: 12px;
}
.apply-box p { color: var(--clr-text-dim); max-width: 500px; margin: 0 auto 28px; }
.apply-email {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--clr-primary-2);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 28px;
    transition: var(--transition);
}
.apply-email:hover { color: var(--clr-accent); }

/* ---------------------------------------------------------
   15. Contact Page
   --------------------------------------------------------- */
.contact-hero {
    background: var(--grad-hero);
    padding: 160px 0 100px;
    position: relative;
    overflow: hidden;
}
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 60px;
    align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-info-card {
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 28px;
    display: flex;
    align-items: flex-start;
    gap: 18px;
    transition: var(--transition);
}
.contact-info-card:hover {
    border-color: rgba(108,99,255,0.3);
    transform: translateX(6px);
}
.contact-info-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: rgba(108,99,255,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.3rem;
}
.contact-info-icon svg { width: 22px; height: 22px; color: var(--clr-primary-2); }
.contact-info-content h4 {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--clr-primary-2);
    margin-bottom: 6px;
}
.contact-info-content p, .contact-info-content a {
    font-size: 0.92rem;
    color: var(--clr-text);
    transition: color 0.2s;
}
.contact-info-content a:hover { color: var(--clr-primary-2); }

/* Contact Form */
.contact-form-wrap {
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 48px 44px;
}
.contact-form-wrap h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--clr-heading);
    margin-bottom: 8px;
}
.contact-form-wrap > p {
    font-size: 0.88rem;
    color: var(--clr-text-dim);
    margin-bottom: 36px;
}
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--clr-text);
    letter-spacing: 0.02em;
}
.form-group input,
.form-group textarea,
.form-group select {
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-sm);
    padding: 13px 16px;
    color: var(--clr-heading);
    font-size: 0.9rem;
    transition: var(--transition);
    outline: none;
    width: 100%;
}
.form-group select option { background: #0d1424; color: var(--clr-heading); }
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--clr-primary);
    background: rgba(108,99,255,0.06);
    box-shadow: 0 0 0 3px rgba(108,99,255,0.12);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--clr-text-dim); }
.form-group textarea { resize: vertical; min-height: 130px; }
.form-submit {
    width: 100%;
    margin-top: 8px;
    justify-content: center;
}
.form-success {
    display: none;
    text-align: center;
    padding: 32px;
    background: rgba(56,189,248,0.08);
    border: 1px solid rgba(56,189,248,0.2);
    border-radius: var(--radius-md);
    margin-top: 16px;
}
.form-success h4 { font-size: 1.1rem; color: var(--clr-heading); margin-bottom: 8px; }
.form-success p { font-size: 0.88rem; color: var(--clr-text-dim); }

/* ---------------------------------------------------------
   16. Page Hero (shared)
   --------------------------------------------------------- */
.page-hero {
    padding: 160px 0 100px;
    background: var(--grad-hero);
    position: relative;
    overflow: hidden;
    text-align: center;
}
.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(108,99,255,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(108,99,255,0.06) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}
.page-hero-orb {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: rgba(108,99,255,0.18);
    filter: blur(100px);
    top: -200px;
    right: -50px;
    pointer-events: none;
}
.page-hero-content { position: relative; z-index: 1; }
.page-hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    color: var(--clr-heading);
    margin-bottom: 20px;
    line-height: 1.15;
}
.page-hero-desc {
    font-size: 1.1rem;
    color: var(--clr-text-dim);
    max-width: 600px;
    margin: 0 auto;
}

/* ---------------------------------------------------------
   17. Footer
   --------------------------------------------------------- */
.footer {
    background: var(--clr-bg-2);
    border-top: 1px solid var(--clr-border);
    position: relative;
    overflow: hidden;
}
.footer-glow {
    position: absolute;
    top: 0; left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 200px;
    background: rgba(108,99,255,0.08);
    filter: blur(80px);
    pointer-events: none;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding: 80px 0 60px;
}
.footer-tagline {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--clr-primary-2);
    text-transform: uppercase;
    margin: 16px 0 12px;
}
.footer-desc { font-size: 0.875rem; color: var(--clr-text-dim); line-height: 1.7; }
.social-links { display: flex; gap: 12px; margin-top: 24px; }
.social-link {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: var(--clr-text);
}
.social-link svg { width: 17px; height: 17px; }
.social-link:hover {
    background: var(--grad-primary);
    border-color: transparent;
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 4px 16px rgba(108,99,255,0.3);
}

.footer-heading {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--clr-heading);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 20px;
}
.footer-links li { margin-bottom: 12px; }
.footer-links a {
    font-size: 0.875rem;
    color: var(--clr-text-dim);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}
.footer-links a::before {
    content: '→';
    opacity: 0;
    transform: translateX(-6px);
    transition: var(--transition);
    font-size: 0.75rem;
    color: var(--clr-primary-2);
}
.footer-links a:hover {
    color: var(--clr-heading);
    padding-left: 4px;
}
.footer-links a:hover::before { opacity: 1; transform: translateX(0); }

.footer-contact-list { display: flex; flex-direction: column; gap: 14px; }
.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.875rem;
    color: var(--clr-text-dim);
}
.footer-contact-list svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px; color: var(--clr-primary-2); }
.footer-contact-list a { color: var(--clr-text-dim); transition: color 0.2s; }
.footer-contact-list a:hover { color: var(--clr-primary-2); }

.footer-bottom {
    border-top: 1px solid var(--clr-border);
    padding: 28px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.82rem;
    color: var(--clr-text-dim);
}
.footer-motto { color: var(--clr-primary-2); font-weight: 500; }

/* ---------------------------------------------------------
   18. Animations
   --------------------------------------------------------- */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---------------------------------------------------------
   19. Responsive / Mobile
   --------------------------------------------------------- */
@media (max-width: 1024px) {
    :root { --section-py: 80px; }
    .why-grid { grid-template-columns: 1fr; gap: 48px; }
    .about-intro-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .why-visual { display: none; }
    .contact-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    :root { --section-py: 60px; }
    .nav { 
        position: fixed;
        top: 0; right: -100%;
        height: 100vh;
        width: 280px;
        background: rgba(7,11,20,0.98);
        backdrop-filter: blur(20px);
        border-left: 1px solid var(--clr-border);
        padding: 100px 32px 40px;
        transition: right 0.4s cubic-bezier(0.4,0,0.2,1);
        z-index: 999;
    }
    .nav.open { right: 0; }
    .nav-list { flex-direction: column; gap: 4px; }
    .nav-link {
        display: block;
        padding: 12px 16px;
        font-size: 1rem;
    }
    .btn-sm.btn-primary { margin-top: 16px; width: 100%; justify-content: center; }
    .menu-toggle { display: flex; z-index: 1001; position: relative; }

    .hero-cta { flex-direction: column; }
    .hero-stats { gap: 24px; }
    .why-grid { grid-template-columns: 1fr; }
    .mission-vision-grid { grid-template-columns: 1fr; }
    .results-grid { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; padding: 60px 0 40px; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .cta-banner { padding: 48px 28px; }
    .contact-form-wrap { padding: 32px 24px; }
    .portfolio-grid { grid-template-columns: 1fr; }
    .process-steps::before { left: 27px; }
    .positions-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2.4rem; }
    .section-title { font-size: 1.8rem; }
    .services-grid { grid-template-columns: 1fr; }
    .perks-grid { grid-template-columns: 1fr; }
}

/* ---------------------------------------------------------
   20. Scrollbar & Selection
   --------------------------------------------------------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-bg); }
::-webkit-scrollbar-thumb { background: var(--clr-primary); border-radius: 3px; }
::selection { background: rgba(108,99,255,0.3); color: var(--clr-heading); }

/* ---------------------------------------------------------
   21. Intro section
   --------------------------------------------------------- */
.intro-section {
    background: var(--clr-bg-2);
    border-top: 1px solid var(--clr-border);
    border-bottom: 1px solid var(--clr-border);
}
.intro-inner {
    display: flex;
    gap: 80px;
    align-items: center;
}
.intro-text { flex: 1; }
.intro-visual {
    flex-shrink: 0;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    width: 340px;
}
.intro-stat {
    background: var(--clr-bg-card);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-md);
    padding: 24px 20px;
    text-align: center;
    transition: var(--transition);
}
.intro-stat:hover {
    border-color: rgba(108,99,255,0.3);
    transform: translateY(-4px);
}
.intro-stat-num {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 4px;
}
.intro-stat-label { font-size: 0.78rem; color: var(--clr-text-dim); }

@media (max-width: 768px) {
    .intro-inner { flex-direction: column; gap: 40px; }
    .intro-visual { width: 100%; }
}

/* ---------------------------------------------------------
   22. Floating nav overlay
   --------------------------------------------------------- */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 998;
    backdrop-filter: blur(4px);
}
.nav-overlay.show { display: block; }