/* ============================================
   ANOGRE — Premium Design System v2.0
   ============================================ */

/* --- CSS Variables & Tokens --- */
:root {
    --primary: #6C63FF;
    --primary-rgb: 108, 99, 255;
    --secondary: #00D4FF;
    --secondary-rgb: 0, 212, 255;
    --dark-bg: #0a0a0f;
    --font-main: 'Outfit', sans-serif;
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-bounce: cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* --- Preloader --- */
#preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: var(--dark-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}
#preloader.loaded {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
.preloader-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid rgba(255,255,255,0.08);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* --- Typography & Spacing --- */
.heading-xl {
    font-size: clamp(2.8rem, 7vw, 4.5rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.03em;
}
.heading-lg {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
}
.body-lg {
    font-size: 1.125rem;
    line-height: 1.7;
    color: #64748b;
}
.dark .body-lg { color: #94a3b8; }

section { padding-top: 8rem; padding-bottom: 8rem; }

/* --- Gradient Text with Shimmer --- */
.gradient-text {
    background: linear-gradient(135deg, #6C63FF 0%, #00D4FF 50%, #6C63FF 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 4s ease-in-out infinite;
}
@keyframes shimmer {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 200% center; }
}

/* --- Advanced Glassmorphism --- */
.glass {
    background: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(20px) saturate(1.4);
    -webkit-backdrop-filter: blur(20px) saturate(1.4);
    border: 1px solid rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12), inset 0 1px 0 rgba(255,255,255,0.04);
}
.dark .glass {
    background: rgba(10, 10, 20, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255,255,255,0.03);
}

/* --- Buttons --- */
.btn-premium, .btn-ghost, .btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: 1rem;
    font-weight: 700;
    font-size: 0.95rem;
    transition: all 0.4s var(--ease-out-expo);
    cursor: pointer;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}
.btn-premium::before, .btn-ghost::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.btn-premium:hover::before, .btn-ghost:hover::before {
    opacity: 1;
}

.btn-premium {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 8px 24px -8px rgba(var(--primary-rgb), 0.5);
}
.btn-premium:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 32px -8px rgba(var(--primary-rgb), 0.6);
    filter: brightness(1.1);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.05);
    color: inherit;
    border-color: rgba(255, 255, 255, 0.12);
}
.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    border-color: rgba(var(--primary-rgb), 0.3);
}

.btn-outline {
    background: transparent;
    border-color: var(--primary);
    color: var(--primary);
}
.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px -8px rgba(var(--primary-rgb), 0.4);
}

.btn-premium:active, .btn-ghost:active, .btn-outline:active {
    transform: scale(0.96);
}

/* --- Hover Cards --- */
.hover-card {
    transition: all 0.5s var(--ease-bounce);
}
.hover-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: rgba(var(--primary-rgb), 0.3) !important;
    box-shadow: 0 25px 60px -12px rgba(var(--primary-rgb), 0.2);
}

/* --- Mobile Menu --- */
#mobile-menu {
    transition: all 0.5s var(--ease-out-expo);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    background: rgba(10, 10, 15, 0.95);
    z-index: 9999;
}
#mobile-menu.hidden {
    opacity: 0;
    pointer-events: none;
    transform: scale(0.95) translateY(-20px);
}
#mobile-menu:not(.hidden) {
    opacity: 1;
    transform: scale(1) translateY(0);
}

#mobile-menu a {
    position: relative;
    padding: 1rem;
    transition: all 0.3s ease;
}
#mobile-menu a:hover {
    color: var(--primary);
    transform: translateX(10px);
}

/* --- Responsive Layout Adjustments --- */
@media (max-width: 1024px) {
    .heading-xl { font-size: 4rem; }
    .heading-lg { font-size: 3rem; }
}

@media (max-width: 768px) {
    .heading-xl { font-size: 3rem; }
    .heading-lg { font-size: 2.25rem; }
    .body-lg { font-size: 1.125rem; }
    .py-32 { padding-top: 4rem; padding-bottom: 4rem; }
    .py-48 { padding-top: 6rem; padding-bottom: 6rem; }
    
    .px-6 { padding-left: 1.25rem; padding-right: 1.25rem; }
    
    /* Ensure grids stack nicely */
    .grid { gap: 1.5rem; }
    
    .btn-premium, .btn-ghost {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .heading-xl { font-size: 2.5rem; }
    .heading-lg { font-size: 2rem; }
    .glass { padding: 1.5rem !important; }
}

/* --- Navbar --- */
#navbar.scrolled {
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}
#navbar.scrolled nav {
    border-color: rgba(var(--primary-rgb), 0.3);
    box-shadow: 0 10px 40px -10px rgba(var(--primary-rgb), 0.25);
}

.nav-links a {
    position: relative;
}
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: width 0.3s var(--ease-out-expo);
    border-radius: 2px;
}
.nav-links a:hover::after,
.nav-links a.active-nav-link::after {
    width: 100%;
}

#navbar.glass {
    background: rgba(255, 255, 255, 0.7);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.08);
}
.dark #navbar.glass {
    background: rgba(10, 10, 15, 0.75);
}

#hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
#hamburger.active span:nth-child(2) { opacity: 0; }
#hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }

/* --- Scroll Reveal --- */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.9s var(--ease-out-expo);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}
/* Stagger children */
.reveal-stagger > .reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger > .reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal-stagger > .reveal:nth-child(4) { transition-delay: 0.3s; }

/* --- Background Effects --- */
.bg-grid {
    background-image:
        radial-gradient(circle at 2px 2px, rgba(var(--primary-rgb), 0.04) 1px, transparent 0);
    background-size: 48px 48px;
}

/* Noise overlay for premium texture */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 9998;
    pointer-events: none;
    opacity: 0.015;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 128px 128px;
}

/* Animated floating orbs */
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.15;
    animation: float 12s ease-in-out infinite;
    pointer-events: none;
}
.orb-1 {
    width: 400px;
    height: 400px;
    background: var(--primary);
    top: -100px;
    right: -100px;
    animation-delay: 0s;
}
.orb-2 {
    width: 350px;
    height: 350px;
    background: var(--secondary);
    bottom: -80px;
    left: -80px;
    animation-delay: -4s;
}
.orb-3 {
    width: 300px;
    height: 300px;
    background: #a855f7;
    top: 40%;
    left: 50%;
    animation-delay: -8s;
    opacity: 0.08;
}
@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -40px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* --- Glow Pulse --- */
@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(var(--primary-rgb), 0.2); }
    50% { box-shadow: 0 0 40px rgba(var(--primary-rgb), 0.45); }
}
.glow-effect {
    animation: pulse-glow 3s infinite ease-in-out;
}

/* --- Custom Cursor --- */
.cursor-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9997;
    transition: transform 0.15s ease;
    mix-blend-mode: difference;
}
.cursor-ring {
    width: 36px;
    height: 36px;
    border: 2px solid rgba(var(--primary-rgb), 0.4);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9997;
    transition: all 0.2s ease;
    mix-blend-mode: difference;
}
.cursor-ring.hovering {
    width: 56px;
    height: 56px;
    border-color: rgba(var(--primary-rgb), 0.7);
    background: rgba(var(--primary-rgb), 0.06);
}
@media (max-width: 768px) {
    .cursor-dot, .cursor-ring { display: none !important; }
}

/* --- Scroll to Top --- */
#scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 50;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px) scale(0.8);
    transition: all 0.4s var(--ease-out-expo);
    box-shadow: 0 8px 24px -8px rgba(var(--primary-rgb), 0.5);
    border: none;
}
#scroll-top.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}
#scroll-top:hover {
    transform: translateY(-4px) scale(1.1);
    box-shadow: 0 12px 32px -8px rgba(var(--primary-rgb), 0.6);
}

/* --- Marquee / Logo Strip --- */
.marquee-track {
    display: flex;
    gap: 4rem;
    animation: marquee 30s linear infinite;
    width: max-content;
}
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
.marquee-wrapper {
    overflow: hidden;
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

/* --- Testimonials --- */
.testimonial-card {
    transition: all 0.5s var(--ease-bounce);
}
.testimonial-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px -12px rgba(var(--primary-rgb), 0.15);
}

/* --- FAQ Accordion --- */
.faq-item {
    overflow: hidden;
    transition: all 0.4s var(--ease-out-expo);
}
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s var(--ease-out-expo), padding 0.4s ease;
    padding-top: 0;
}
.faq-item.active .faq-answer {
    max-height: 200px;
    padding-top: 1rem;
}
.faq-toggle-icon {
    transition: transform 0.4s var(--ease-out-expo);
}
.faq-item.active .faq-toggle-icon {
    transform: rotate(45deg);
}

/* --- Typed Cursor --- */
.typed-cursor {
    display: inline-block;
    width: 3px;
    height: 1em;
    background: var(--primary);
    margin-left: 4px;
    animation: blink 0.8s step-end infinite;
    vertical-align: text-bottom;
}
@keyframes blink {
    50% { opacity: 0; }
}

/* --- Social Icon Hover --- */
.social-icon {
    transition: all 0.3s var(--ease-out-expo);
}
.social-icon:hover {
    transform: translateY(-3px);
    background: var(--primary) !important;
    color: white !important;
    border-color: var(--primary) !important;
}

/* --- Page Transition --- */
main {
    animation: fadeInUp 0.6s var(--ease-out-expo);
}
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- Parallax Glow (hero) --- */
.hero-glow {
    transition: transform 0.3s ease-out;
    will-change: transform;
}

/* --- Selection Color --- */
::selection {
    background: rgba(var(--primary-rgb), 0.3);
    color: white;
}

/* --- Smooth Scrollbar --- */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: rgba(var(--primary-rgb), 0.3);
    border-radius: 999px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(var(--primary-rgb), 0.5);
}

/* --- Focus Visible --- */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    border-radius: 4px;
}

/* --- Form Inputs Premium --- */
input:focus, textarea:focus {
    border-color: var(--primary) !important;
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb), 0.15);
}