:root {
    --primary: #6366f1;
    --primary-glow: rgba(99, 102, 241, 0.5);
    --secondary: #a855f7;
    --accent: #0ea5e9;
    --dark: #0f172a;
    --dark-surface: #1e293b;
    --light: #f8fafc;
    --white: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --border: #e2e8f0;
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 32px;
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --shadow-premium: 0 10px 30px -10px rgba(0, 0, 0, 0.1), 0 20px 50px -20px rgba(0, 0, 0, 0.1);
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-font-smoothing: antialiased; }
html { scroll-behavior: smooth; scroll-padding-top: 100px; }
body { font-family: 'Inter', sans-serif; color: var(--text-main); background-color: var(--white); line-height: 1.6; overflow-x: hidden; }
h1, h2, h3, h4 { font-family: 'Outfit', sans-serif; font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; }
.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.text-center { text-align: center; }
.section-title { font-size: clamp(2rem, 5vw, 3rem); margin-bottom: 20px; color: var(--dark); }
.section-subtitle { font-size: 1.125rem; color: var(--text-muted); max-width: 650px; margin: 0 auto 60px; }
.gradient-text { background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.section { padding: 100px 0; }
.section-bg { background: #f8fafc; }

.btn { display: inline-flex; align-items: center; justify-content: center; padding: 16px 32px; border-radius: 50px; font-weight: 700; font-size: 0.95rem; cursor: pointer; transition: var(--transition); border: none; gap: 10px; text-decoration: none; }
.btn-primary { background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%); color: white; box-shadow: 0 15px 30px -10px rgba(99, 102, 241, 0.4); }
.btn-primary:hover { transform: translateY(-4px); box-shadow: 0 20px 40px -10px rgba(99, 102, 241, 0.5); }
.btn-outline { background: transparent; color: var(--dark); border: 2px solid var(--border); }
.btn-outline:hover { border-color: var(--primary); background: var(--primary); color: white; }
.btn-block { width: 100%; }

/* --- HEADER --- */
.header { position: fixed; top: 20px; left: 50%; transform: translateX(-50%); width: 95%; max-width: 1240px; background: rgba(255,255,255,0.8); backdrop-filter: blur(12px); border: 1px solid rgba(255,255,255,0.3); border-radius: 24px; z-index: 2000; box-shadow: 0 4px 30px rgba(0,0,0,0.03); transition: var(--transition); }
.header.scrolled { top: 0; width: 100%; max-width: 100%; border-radius: 0; background: rgba(255,255,255,0.95); border: none; }
.navbar { display: flex; justify-content: space-between; align-items: center; padding: 15px 30px; }
.logo { display:flex; align-items:center; gap:12px; font-size:1.4rem; font-weight:900; color:var(--dark); }
.logo i { background: linear-gradient(135deg, var(--primary), var(--secondary)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.nav-links { display: flex; gap: 32px; }
.nav-link { color: var(--text-muted); font-weight: 600; font-size: 0.9rem; transition: var(--transition); text-decoration: none; }
.nav-link:hover { color: var(--primary); }
.nav-cta { display: flex; align-items: center; gap: 15px; }
.mobile-menu-toggle { display: none; background: none; border: none; font-size: 1.5rem; cursor: pointer; }

/* --- HERO --- */
.hero { padding: 200px 0 120px; position: relative; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-badges { display: flex; gap: 12px; margin-bottom: 24px; }
.hero-badge { padding: 8px 16px; background: rgba(99,102,241,0.08); color: var(--primary); border-radius: 50px; font-size: 0.8rem; font-weight: 800; border: 1px solid rgba(99,102,241,0.1); }
.hero-content h1 { font-size: clamp(2.5rem, 6vw, 4.2rem); margin-bottom: 24px; }
.hero-content p { font-size: 1.2rem; color: var(--text-muted); margin-bottom: 40px; }
.hero-cta { display: flex; gap: 20px; }
.hero-visual { position: relative; }
.hero-image { width: 100%; border-radius: 32px; box-shadow: var(--shadow-premium); transform: rotateY(-10deg); transition: var(--transition); }
.hero-image:hover { transform: none; }
.float-card { position: absolute; padding: 16px 24px; background: rgba(255,255,255,0.9); backdrop-filter: blur(10px); border-radius: 16px; box-shadow: var(--shadow-premium); animation: float 5s ease-in-out infinite; }
.float-1 { bottom: 40px; left: -30px; }
.float-2 { top: 40px; right: -20px; animation-delay: 2s; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-15px); } }

/* --- STATS --- */
.stats-section { padding: 60px 0; background: var(--dark); border-radius: 40px; margin-bottom: 80px; color: white; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; text-align: center; }
.stat-item h2 { font-size: 3rem; margin-bottom: 5px; background: linear-gradient(to right, #fff, rgba(255,255,255,0.6)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat-item p { font-size: 0.9rem; font-weight: 600; opacity: 0.7; text-transform: uppercase; }

/* --- SERVICES --- */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 32px; }
.service-card { background: white; padding: 50px 40px; border-radius: var(--radius-md); border: 1px solid var(--border); transition: var(--transition); position: relative; }
.service-icon { width: 64px; height: 64px; border-radius: 16px; background: rgba(99,102,241,0.05); color: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 1.5rem; margin-bottom: 24px; transition: var(--transition); }
.service-card:hover { transform: translateY(-12px); border-color: var(--primary); box-shadow: 0 30px 60px -15px rgba(99,102,241,0.1); }
.service-card:hover .service-icon { background: var(--primary); color: white; }

/* --- PORTOFOLIO --- */
.portfolio-slider-wrapper { position: relative; margin: 40px 0; }
.portfolio-card { 
    border-radius: 24px; 
    overflow: hidden; 
    background: white; 
    border: 1px solid var(--border); 
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1); 
    position: relative;
    box-shadow: 0 10px 20px rgba(0,0,0,0.02);
}
.portfolio-img-wrapper { 
    height: 280px; 
    overflow: hidden; 
    position: relative;
}
.portfolio-img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1); 
}
.portfolio-content { 
    padding: 30px; 
    background: white;
    position: relative;
    z-index: 2;
    transition: transform 0.5s ease;
}
.portfolio-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 40%, rgba(99, 102, 241, 0.05));
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}
.portfolio-card:hover { 
    transform: translateY(-15px) scale(1.02); 
    box-shadow: 0 30px 60px -15px rgba(99, 102, 241, 0.15); 
    border-color: var(--primary);
}
.portfolio-card:hover .portfolio-img { 
    transform: scale(1.15); 
}
.portfolio-card:hover::after {
    opacity: 1;
}
.portfolio-card h3 {
    margin-bottom: 10px;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--dark);
    transition: color 0.3s ease;
}
.portfolio-card:hover h3 {
    color: var(--primary);
}

/* --- PRICING --- */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 50px; }
.pricing-card { background: white; padding: 50px 40px; border-radius: var(--radius-lg); border: 1px solid var(--border); transition: var(--transition); display: flex; flex-direction: column; }
.pricing-card.popular { transform: scale(1.05); border-color: var(--primary); box-shadow: 0 30px 60px -12px rgba(99, 102, 241, 0.15); z-index: 5; }
.pricing-price { font-size: 3.5rem; font-weight: 900; margin: 20px 0; }
.pricing-features { list-style: none; margin: 30px 0; flex-grow: 1; }
.pricing-features li { padding: 12px 0; font-size: 0.95rem; color: var(--text-muted); display: flex; align-items: center; gap: 12px; }
.pricing-features i { color: var(--primary); }

/* --- FAQ --- */
.faq-item { background: white; border: 1px solid var(--border); border-radius: 16px; margin-bottom: 20px; overflow: hidden; transition: var(--transition); }
.faq-header { padding: 24px 30px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-weight: 700; color: var(--dark); }
.faq-body { max-height: 0; overflow: hidden; transition: all 0.5s ease; color: var(--text-muted); }
.faq-item.active { border-color: var(--primary); }
.faq-item.active .faq-body { max-height: 500px; padding: 0 30px 30px; }
.faq-icon { transition: transform 0.4s; color: var(--primary); }
.faq-item.active .faq-icon { transform: rotate(180deg); }

/* --- CONTACT SECTION --- */
.contact-section { 
    padding: 120px 0; 
    background: radial-gradient(circle at 10% 10%, rgba(99, 102, 241, 0.15), transparent 40%),
                radial-gradient(circle at 90% 90%, rgba(168, 85, 247, 0.1), transparent 40%),
                #0f172a;
    border-radius: 60px; 
    color: white; 
    overflow: hidden; 
    position: relative;
    margin-top: 40px;
}
.contact-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 80px; align-items: center; }

.contact-info .badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 24px;
}

.contact-steps {
    margin-top: 48px;
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.step-item { display: flex; gap: 20px; align-items: flex-start; }
.step-number {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.1rem;
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.3);
}
.step-text h4 { color: white; margin-bottom: 4px; font-size: 1.15rem; }
.step-text p { font-size: 0.95rem; opacity: 0.7; color: #cbd5e1; }

.contact-form-box { 
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 60px; 
    border-radius: 40px; 
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 40px 100px -20px rgba(0,0,0,0.5);
}
.form-group { margin-bottom: 24px; position: relative; }
.form-group label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    opacity: 0.9;
    color: white;
}
.input-wrapper { position: relative; }
.input-wrapper i {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary);
    opacity: 0.6;
    transition: var(--transition);
}
.contact-form-box input, .contact-form-box select, .contact-form-box textarea { 
    width: 100%; 
    padding: 16px 18px 16px 52px; 
    background: rgba(255, 255, 255, 0.05); 
    border: 1px solid rgba(255, 255, 255, 0.1); 
    border-radius: 16px; 
    color: white;
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
}
.contact-form-box textarea { padding-top: 18px; min-height: 140px; }
.contact-form-box input:focus, .contact-form-box select:focus, .contact-form-box textarea:focus { 
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.2);
}
.contact-form-box select { appearance: none; cursor: pointer; }
.contact-form-box input::placeholder, .contact-form-box textarea::placeholder { color: rgba(255,255,255,0.3); }

/* Custom select arrow */
.select-wrapper::after {
    content: '\f078';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    pointer-events: none;
    opacity: 0.5;
}

/* --- FOOTER --- */
.footer { background: #0b0f19; color: white; border-top: 1px solid rgba(255,255,255,0.05); }
.footer .logo { font-size: 1.6rem; color: white; }
.footer a:hover { color: var(--primary) !important; transform: translateX(5px); }

/* --- FLOATING WA --- */
.floating-wa {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
    z-index: 9999;
    transition: var(--transition);
    text-decoration: none;
}
.floating-wa:hover {
    transform: translateY(-8px) scale(1.1);
}

/* --- MOBILE SIDENAV OVERLAY --- */
.mobile-sidebar { 
    position: fixed; 
    top: 0; 
    right: -100%; 
    width: 320px; 
    height: 100%; 
    background: white; 
    z-index: 5000; 
    padding: 60px 40px; 
    box-shadow: var(--shadow-premium); 
    transition: 0.6s cubic-bezier(0.85, 0, 0.15, 1); 
}
.mobile-sidebar.open { right: 0; }
.sidebar-links a { font-size: 1.25rem; font-weight: 800; color: var(--dark); text-decoration: none; margin-bottom: 24px; display: block; }
.sidebar-links .btn { margin-top: 20px; }

/* Responsive Grid Overrides */
@media (max-width: 991px) {
    .nav-links, .d-desktop { display: none !important; }
    .mobile-menu-toggle { display: block; }
    .hero-grid, .pricing-grid, .contact-grid { grid-template-columns: 1fr !important; gap: 40px; }
    .hero { text-align: center; }
    .hero-cta { justify-content: center; }
    .hero-visual { order: -1; }
    .stats-grid { grid-template-columns: repeat(2, 1fr) !important; gap: 20px; }
    .footer .container > div {
        grid-template-columns: 1fr 1fr !important;
        gap: 40px !important;
    }
}
@media (max-width: 600px) {
    .stats-grid { grid-template-columns: 1fr !important; }
    .footer .container > div {
        grid-template-columns: 1fr !important;
        text-align: center;
    }
    .footer .social-links, .footer div[style*="display: flex; gap: 12px; align-items: center;"] {
        justify-content: center;
    }
}

/* --- CTA BANNER --- */
.cta-banner {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    padding: 100px 40px;
    border-radius: 48px;
    text-align: center;
    color: white;
    box-shadow: 0 40px 80px -20px rgba(99, 102, 241, 0.4);
    position: relative;
    overflow: hidden;
    margin: 100px 0;
}
.cta-banner h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 24px;
    line-height: 1.1;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}
.cta-banner p {
    font-size: 1.25rem;
    margin-bottom: 48px;
    opacity: 0.9;
    font-weight: 500;
}
.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}
.cta-btn-white {
    background: white !important;
    color: var(--primary) !important;
    padding: 20px 48px !important;
    font-size: 1.05rem !important;
}
.cta-btn-glass {
    background: rgba(255, 255, 255, 0.1) !important;
    border: 2px solid white !important;
    color: white !important;
    padding: 20px 48px !important;
    font-size: 1.05rem !important;
    backdrop-filter: blur(10px);
}
.cta-btn-white:hover, .cta-btn-glass:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}
.cta-btn-glass:hover {
    background: rgba(255, 255, 255, 0.2) !important;
}
.cta-shape {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    pointer-events: none;
}
.cta-shape-1 { top: -50px; right: -50px; width: 250px; height: 250px; }
.cta-shape-2 { bottom: -30px; left: -30px; width: 180px; height: 180px; background: rgba(255, 255, 255, 0.05); }

@media (max-width: 768px) {
    .cta-banner { padding: 80px 24px; border-radius: 32px; margin: 60px 0; }
    .cta-buttons { flex-direction: column; width: 100%; max-width: 440px; margin: 0 auto; }
    .cta-btn-white, .cta-btn-glass { width: 100%; justify-content: space-between; }
}