/* =============================================
   BASE VARIABLES & THEME
   ============================================= */
:root {
    --bg-dark: #050505;
    --bg-darker: #000000;
    --bg-card: rgba(20, 20, 20, 0.6);
    --bg-card-hover: rgba(30, 30, 30, 0.8);
    
    --accent-blue: #0d71ce;
    --accent-blue-light: #1385f9;
    --accent-blue-glow: rgba(13, 113, 206, 0.4);
    
    --text-primary: #f0f0f2;
    --text-secondary: #a0a0a0;
    --text-muted: #666666;
    
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Manrope', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

/* =============================================
   RESET & GLOBAL
   ============================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    cursor: none;
}

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

body.dark-theme {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* =============================================
   FUNNEL LINE
   ============================================= */
.funnel-line-container {
    position: fixed;
    top: 0;
    left: 2.5%;
    width: 2px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.03);
    z-index: 0;
    pointer-events: none;
}
.funnel-line {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0%;
    background: linear-gradient(to bottom, var(--accent-blue-light), transparent);
    box-shadow: 0 0 12px var(--accent-blue-glow);
}
.relative-z { position: relative; z-index: 2; }

/* =============================================
   CUSTOM CURSOR
   ============================================= */
.cursor-dot, .cursor-outline {
    position: fixed;
    top: 0;
    left: 0;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: 9999;
    pointer-events: none;
}
.cursor-dot {
    width: 8px;
    height: 8px;
    background-color: var(--accent-blue-light);
}
.cursor-outline {
    width: 40px;
    height: 40px;
    border: 2px solid var(--accent-blue-glow);
    transition: width 0.2s, height 0.2s, background-color 0.2s;
}

/* =============================================
   TYPOGRAPHY (Premium — Space Grotesk + Manrope)
   ============================================= */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

h1 {
    font-size: clamp(2.8rem, 5.5vw, 5rem);
    font-weight: 700;
}

h2 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
}

h3 {
    font-size: clamp(1.3rem, 2.2vw, 1.8rem);
    font-weight: 600;
}

h4 {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    font-weight: 600;
    letter-spacing: -0.01em;
}

p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 1.05rem;
    font-weight: 400;
    line-height: 1.75;
}

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

.highlight {
    color: var(--accent-blue-light);
    background: linear-gradient(135deg, var(--accent-blue-light), #00d2ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* =============================================
   VERTICAL MASK REVEALS
   ============================================= */
.mask-container {
    overflow: hidden;
    display: block;
}
.mask-reveal {
    display: inline-block;
    transform: translateY(110%);
    opacity: 0;
    will-change: transform, opacity;
}

/* Split Text Animation Chars */
.split-text-trigger .char-wrap {
    display: inline-block;
    overflow: hidden;
    vertical-align: top;
}
.split-text-trigger .char {
    display: inline-block;
    transform: translateY(110%);
    opacity: 0;
    will-change: transform, opacity;
}

/* Image Parallax Masks */
.image-mask-container {
    overflow: hidden;
    position: relative;
    border-radius: inherit;
}
.image-mask-target {
    transform: scale(1.15);
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform-origin: center center;
    will-change: transform;
}

/* =============================================
   LAYOUT
   ============================================= */
.container { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 2rem; position: relative; z-index: 2; }
.section-padding { padding: 7rem 0; }
.split-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: flex-start; }
.grid-1 { display: grid; grid-template-columns: 1fr; gap: 2rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.text-center { text-align: center; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }
.pt-5 { padding-top: 3rem; }
.mb-4 { margin-bottom: 2rem; }
.border-top { border-top: 1px solid var(--glass-border); }

/* =============================================
   BUTTONS
   ============================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.8rem 1.6rem;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
    cursor: none;
    transition: var(--transition-smooth);
    border: none;
    position: relative;
    overflow: hidden;
}
.btn-large { padding: 1rem 2.2rem; font-size: 1.05rem; }
.btn-primary { background: var(--accent-blue); color: #fff; box-shadow: 0 4px 20px var(--accent-blue-glow); }
.btn-primary:hover { box-shadow: 0 8px 30px rgba(19, 133, 249, 0.5); transform: translateY(-2px); }
.btn-secondary { background: rgba(255, 255, 255, 0.08); color: #fff; border: 1px solid rgba(255,255,255,0.12); backdrop-filter: blur(10px); }
.btn-secondary:hover { background: rgba(255, 255, 255, 0.15); transform: translateY(-2px); }
.btn-block { width: 100%; }

/* Sweeping Gradient Micro-interaction */
.btn-sweep { z-index: 1; }
.btn-sweep::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
    transition: left 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: -1;
}
.btn-sweep:hover::before, .btn-sweep.active::before { left: 100%; }
.btn-sweep .btn-icon { transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1); }
.btn-sweep:hover .btn-icon, .btn-sweep.active .btn-icon { transform: translateX(5px); }

.action-wrapper { display: flex; gap: 1rem; }

.badge {
    display: inline-block;
    padding: 0.4rem 1.1rem;
    background: rgba(13, 113, 206, 0.12);
    border: 1px solid rgba(13, 113, 206, 0.25);
    color: var(--accent-blue-light);
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    font-family: var(--font-mono);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* =============================================
   GLASSMORPHISM & GLOW CARDS
   ============================================= */
.glass {
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    box-shadow: var(--glass-shadow);
}
.glass-light {
    background: rgba(25, 25, 30, 0.5);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
}

/* Tracing Glow Border (Universal Support) */
.glow-card {
    position: relative;
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.5s ease;
}
.glow-card::after {
    content: "";
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 2px;
    background: linear-gradient(60deg, transparent 20%, var(--accent-blue-light) 40%, #00d2ff 60%, transparent 80%);
    background-size: 300% 300%;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
    z-index: 0;
}
.glow-card:hover, .glow-card.active {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(13, 113, 206, 0.15);
}
.glow-card:hover::after, .glow-card.active::after {
    opacity: 1;
    animation: slideGlow 3s linear infinite;
}

@keyframes slideGlow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* =============================================
   NAVIGATION
   ============================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1.25rem 0;
    z-index: 1000;
    transition: var(--transition-smooth);
}

/* Dark gradient shield behind the navbar for logo/text contrast */
.nav-shield {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.4) 60%, transparent 100%);
    pointer-events: none;
    z-index: -1;
}

.navbar.scrolled {
    padding: 0.8rem 0;
    background: rgba(5, 5, 5, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}
.navbar.scrolled .nav-shield { opacity: 0; }

.nav-container { display: flex; justify-content: space-between; align-items: center; max-width: 1280px; margin: 0 auto; padding: 0 2rem; }

.logo { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; }
.logo img {
    height: 55px;
    border-radius: 10px;
    transition: var(--transition-smooth);
}
.logo-text {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    background: linear-gradient(90deg, var(--accent-blue-light), #00d2ff, var(--accent-blue-light));
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientText 3s linear infinite;
}
@keyframes gradientText {
    0% { background-position: 0% center; }
    100% { background-position: -200% center; }
}

.nav-links { display: flex; gap: 2rem; }
.nav-links a {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 0;
    letter-spacing: 0.01em;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }
.nav-links a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0%; height: 2px; background: var(--accent-blue); transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.mobile-menu-btn { display: none; background: none; border: none; color: var(--text-primary); }
.mobile-menu { display: none; position: fixed; top: 85px; left: 0; width: 100%; background: rgba(5,5,5,0.95); backdrop-filter: blur(20px); padding: 2rem; border-bottom: 1px solid var(--glass-border); flex-direction: column; gap: 1.5rem; z-index: 999; }
.mobile-menu a { font-family: var(--font-heading); font-weight: 500; font-size: 1.1rem; color: var(--text-secondary); }
.mobile-menu a:hover { color: var(--text-primary); }
.mobile-menu.active { display: flex; animation: slideDown 0.3s ease forwards; }
@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }

/* =============================================
   HERO SECTION
   ============================================= */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding-top: 100px; overflow: hidden; }
.hero-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: -1; }
.overlay-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(5,5,5,0.75) 0%, rgba(5,5,5,0.5) 40%, var(--bg-dark) 100%);
}
.hero-content { max-width: 900px; }
.hero-subtitle { font-size: 1.2rem; max-width: 700px; margin-bottom: 2.5rem; }
.hero-actions { display: flex; gap: 1rem; }

/* Hero Metrics */
.metric-box { padding: 1.5rem; text-align: center; }
.metric-number-wrapper { font-family: var(--font-mono); font-weight: 700; color: var(--text-primary); margin-bottom: 0.25rem; font-size: 1.5rem; }
.metric-number { font-weight: 700; }
.metric-box p { font-size: 0.85rem; margin: 0; font-weight: 500; }

/* =============================================
   SERVICES
   ============================================= */
.section-header { max-width: 720px; margin-bottom: 4rem; }
.section-header.center { margin: 0 auto 4rem; text-align: center; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 2rem; }
.service-card { padding: 2.5rem; position: relative; z-index: 1; }
.icon-wrapper {
    width: 56px; height: 56px;
    background: rgba(13, 113, 206, 0.1);
    border: 1px solid rgba(13, 113, 206, 0.2);
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    color: var(--accent-blue-light);
    margin-bottom: 1.5rem;
    transition: var(--transition-smooth);
}
.service-card:hover .icon-wrapper, .service-card.active .icon-wrapper { background: var(--accent-blue); color: #fff; transform: scale(1.1); }
.feature-list { list-style: none; margin-top: 1.5rem; }
.feature-list li { display: flex; align-items: center; gap: 0.75rem; color: var(--text-secondary); margin-bottom: 0.5rem; font-size: 0.9rem; font-weight: 500; }
.feature-list li i { width: 16px; height: 16px; color: var(--accent-blue-light); flex-shrink: 0; }

/* =============================================
   CASE STUDIES / WORK
   ============================================= */
.work-dashboard-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.dashboard-img-wrapper { position: sticky; top: 120px; border-radius: 24px; overflow: hidden; }
.glow-effect { position: relative; border-radius: inherit; overflow: hidden; }
.glow-effect::after { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; box-shadow: inset 0 0 0 1px var(--glass-border); border-radius: inherit; pointer-events: none; }
.case-card { padding: 2rem; display: flex; flex-direction: column; position: relative; z-index: 1; }
.case-sector { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1.5px; color: var(--accent-blue-light); margin-bottom: 1rem; font-family: var(--font-mono); font-weight: 500; }
.case-result { margin-top: auto; padding-top: 1rem; border-top: 1px solid var(--glass-border); font-family: var(--font-mono); color: var(--text-secondary); font-size: 0.9rem; }
.case-result strong { color: var(--text-primary); font-size: 1.1rem; }

/* =============================================
   PROCESS TIMELINE
   ============================================= */
.process-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.image-wrapper { border-radius: 24px; position: relative; overflow: hidden; }
.timeline { display: flex; flex-direction: column; gap: 2rem; position: relative; padding-left: 2rem; }
.timeline::before { content: ''; position: absolute; top: 0; left: 11px; width: 2px; height: 100%; background: var(--glass-border); }
.timeline-item {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 1.5rem 2rem;
    transition: var(--transition-smooth);
    z-index: 1;
}
.timeline-item:hover, .timeline-item.active { border-color: var(--accent-blue); transform: translateX(10px); }
.timeline-number {
    position: absolute; left: -2rem; top: 50%; transform: translateY(-50%) translateX(-50%);
    width: 34px; height: 34px;
    background: var(--bg-dark); border: 2px solid var(--accent-blue); border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.7rem; font-weight: 700; font-family: var(--font-mono);
    color: var(--accent-blue-light); z-index: 2;
    transition: var(--transition-smooth);
}
.timeline-item:hover .timeline-number, .timeline-item.active .timeline-number { background: var(--accent-blue); color: #fff; }
.timeline-content h3 { margin-bottom: 0.5rem; }
.timeline-content p { margin: 0; font-size: 0.95rem; }

/* =============================================
   ABOUT SECTION EXTRAS
   ============================================= */
.insight-callout { padding: 2.5rem; text-align: center; border-left: 4px solid var(--accent-blue); border-radius: 14px; }
.insight-callout h3 { font-size: 3.5rem; margin-bottom: 0.5rem; }
.insight-callout p { font-size: 1.1rem; margin: 0; }
.pillar-box { padding: 2rem; text-align: center; position: relative; z-index: 1; }
.pillar-box .icon-circle { margin: 0 auto 1.5rem; transition: var(--transition-smooth); }
.pillar-box:hover .icon-circle, .pillar-box.active .icon-circle { background: var(--accent-blue); color: #fff; transform: translateY(-5px); }

/* Testimonials & Team */
.testimonial-card { padding: 2.5rem; position: relative; z-index: 1; }
.quote-icon { color: rgba(255, 255, 255, 0.06); width: 48px; height: 48px; position: absolute; top: 20px; right: 20px; }
.quote-text { font-size: 1.05rem; font-style: italic; font-weight: 400; color: var(--text-primary); margin-bottom: 1.5rem; position: relative; z-index: 2; line-height: 1.8; }
.quote-author h4 { margin: 0; font-size: 1rem; }
.quote-author p { margin: 0; font-size: 0.8rem; color: var(--text-muted); font-weight: 500; }
.team-card { padding: 2rem; text-align: center; position: relative; z-index: 1; }
.team-card h4 { font-size: 1.3rem; margin-bottom: 0.25rem; }

/* =============================================
   CONTACT FORM
   ============================================= */
.contact-form-container { padding: 3rem; border-radius: 20px; }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; margin-bottom: 0.5rem; font-size: 0.85rem; color: var(--text-secondary); font-weight: 500; font-family: var(--font-heading); letter-spacing: 0.02em; }
.form-group input, .form-group textarea, .form-control {
    width: 100%; background: rgba(0, 0, 0, 0.4); border: 1px solid var(--glass-border);
    padding: 1rem; border-radius: 12px; color: var(--text-primary);
    font-family: var(--font-body); font-size: 0.95rem; font-weight: 400;
    transition: var(--transition-smooth); cursor: none;
}
.form-group input:focus, .form-group textarea:focus, .form-control:focus { outline: none; border-color: var(--accent-blue); box-shadow: 0 0 0 3px rgba(13, 113, 206, 0.15); }
select.form-control option { background: var(--bg-dark); color: var(--text-primary); }
.contact-methods { display: flex; flex-direction: column; gap: 1.2rem; }
.contact-link { display: flex; align-items: center; gap: 1rem; font-size: 1rem; font-weight: 500; transition: var(--transition-smooth); }
.contact-link:hover { color: var(--accent-blue-light); transform: translateX(5px); }
.icon-circle { width: 48px; height: 48px; border-radius: 50%; background: rgba(255, 255, 255, 0.05); display: flex; align-items: center; justify-content: center; color: var(--accent-blue-light); flex-shrink: 0; transition: var(--transition-smooth); }

/* =============================================
   FOOTER
   ============================================= */
.footer { border-top: 1px solid var(--glass-border); padding: 4rem 0 2rem; background: var(--bg-darker); }
.footer-logo { height: 50px; margin-bottom: 1.5rem; border-radius: 10px; }
.link-group h4 { margin-bottom: 1.5rem; font-size: 1rem; font-weight: 600; }
.link-group a { display: block; color: var(--text-secondary); margin-bottom: 0.75rem; font-weight: 500; font-size: 0.95rem; }
.link-group a:hover { color: var(--accent-blue-light); transform: translateX(5px); }
.footer-bottom { margin-top: 4rem; padding-top: 2rem; border-top: 1px solid var(--glass-border); text-align: center; color: var(--text-muted); font-size: 0.85rem; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
    .split-layout, .process-layout, .work-dashboard-layout { grid-template-columns: 1fr; gap: 3rem; }
    .dashboard-img-wrapper { position: relative; top: 0; }
    .timeline::before { left: 20px; }
    .timeline-number { left: -1rem; }
}

@media (max-width: 768px) {
    .nav-links, .nav-cta { display: none; }
    .mobile-menu-btn { display: block; }
    h1 { font-size: 2.4rem; }
    h2 { font-size: 1.8rem; }
    .hero-actions { flex-direction: column; }
    .action-wrapper { flex-direction: column; }
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .contact-form-container { padding: 2rem 1.5rem; }
    .section-padding { padding: 4.5rem 0; }
    .funnel-line-container { left: 4%; }
    .logo img { height: 45px; }
    .cursor-dot, .cursor-outline { display: none; }
    * { cursor: auto; }
    .services-grid { grid-template-columns: 1fr; }
}