/* style.css */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;700;800;900&family=Inter:wght@300;400;500;600&display=swap');

:root {
    --bg-dark: #121217;
    --bg-card: #1c1c24;
    --border-color: rgba(255, 255, 255, 0.08);
    
    /* Updated Palette */
    --color-sage: #d5f0ff; /* changed */
    --color-blue: #6b8fb3;
    --color-lavender: #9a8cb9;
    --color-rose: #d6a6b8;
    --color-orange: #e5a387;
    
    --neon-green: var(--color-sage);
    --neon-blue: var(--color-blue);
    --neon-purple: var(--color-lavender);
    --neon-pink: var(--color-rose);
    
    /* Updated RGB for new sage */
    --neon-green-rgb: 213, 240, 255;
    --neon-blue-rgb: 107, 143, 179;
    --neon-purple-rgb: 154, 140, 185;
    --neon-pink-rgb: 214, 166, 184;
    
    --scroll-track: #121217;
    --scroll-thumb: #2d2d3a;

    /* Updated dependencies */
    --gradient-primary: var(--color-sage);
    --gradient-purple: var(--color-lavender);
    --gradient-glow: var(--color-blue);
    --gradient-glass: #1c1c24;
    --gradient-xp: var(--color-blue);
}

body, html {
    overflow-x: hidden;
    width: 100%;
}

/* Lenis Smooth Scroll Boilerplate */
html.lenis, html.lenis body {
    height: auto;
}
.lenis.lenis-smooth {
    scroll-behavior: auto !important;
}
.lenis.lenis-smooth [data-lenis-prevent] {
    overscroll-behavior: contain;
}
.lenis.lenis-stopped {
    overflow: hidden;
}
.lenis.lenis-smooth iframe {
    pointer-events: none;
}

::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--scroll-track);
}
::-webkit-scrollbar-thumb {
    background: var(--scroll-thumb);
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-sage);
}

/* Background Elements */
.bg-grid {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    z-index: -2;
    pointer-events: none;
}

.bg-glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(150px);
    opacity: 0.1;
    z-index: -1;
    pointer-events: none;
}

.orb-1 { width: 400px; height: 400px; background: var(--color-lavender); top: -10%; left: -10%; }
.orb-2 { width: 500px; height: 500px; background: var(--color-blue); bottom: 20%; right: -10%; }
.orb-3 { width: 300px; height: 300px; background: var(--color-sage); top: 40%; left: 30%; }

#interactive-glow {
    position: fixed;
    top: 0;
    left: 0;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, 
        rgba(var(--neon-purple-rgb), 0.2) 0%, 
        rgba(var(--neon-blue-rgb), 0.1) 30%, 
        rgba(var(--neon-pink-rgb), 0.02) 60%, 
        transparent 80%);
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: -1;
    opacity: 0.35;
    mix-blend-mode: screen;
    transform: translate(-50%, -50%);
    will-change: transform;
    transition: opacity 0.5s ease;
}

@media (max-width: 768px) {
    #interactive-glow {
        display: none !important; /* Disable on mobile for performance */
    }
}

/* Flat Glassmorphism */
.glass {
    background: rgba(10, 13, 20, 0.4);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
}

.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    transition: transform 0.3s cubic-bezier(0.23, 1, 0.32, 1), background-color 0.3s ease;
}

.glass-card:hover {
    background: #23232e;
}

/* Navbar Link Animation */
.nav-anim a {
    position: relative;
    transition: all 0.3s ease;
}

.nav-anim a:not(.btn-primary)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-sage);
    transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
    transform: translateX(-50%);
    border-radius: 2px;
    box-shadow: 0 0 8px rgba(var(--neon-green-rgb), 0.5);
}

.nav-anim a:not(.btn-primary):hover::after {
    width: 100%;
}

.nav-anim a:not(.btn-primary):hover {
    color: white !important;
    transform: translateY(-1px);
}

/* Text Colors */
.text-gradient-primary {
    color: var(--color-sage);
}
.text-gradient-purple {
    color: var(--color-lavender);
}

/* 3D utilities */
.perspective-1000 {
    perspective: 1000px;
}
.transform-style-3d {
    transform-style: preserve-3d;
}
.backface-hidden {
    backface-visibility: hidden;
}
.rotate-y-180 {
    transform: rotateY(180deg);
}

.nav-anim:hover .w-10, .nav-anim:hover .w-8 {
    transform: rotate(-5deg) scale(1.05);
    filter: drop-shadow(0 0 10px rgba(var(--neon-green-rgb), 0.3));
}

.nav-anim .w-10, .nav-anim .w-8 {
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

/* Muted Buttons */
.btn-primary {
    background: var(--color-sage);
    color: #121217;
    font-weight: 800;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    border: none;
    z-index: 1;
    text-transform: uppercase;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    transition: all 0.8s ease;
    z-index: -1;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(var(--neon-blue-rgb), 0.2);
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--x, 50%) var(--y, 50%), rgba(255, 255, 255, 0.15) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.5s;
    z-index: -1;
}

.btn-primary:hover::after {
    opacity: 1;
}

.btn-primary:active {
    transform: translateY(0);
    transition: all 0.1s;
}

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}
.animate-float {
    animation: float 4s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { opacity: 0.8; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.05); }
}
.animate-pulse-glow {
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes coin-spin {
    0% { transform: rotateY(0deg); }
    100% { transform: rotateY(360deg); }
}
.animate-coin {
    animation: coin-spin 3s linear infinite;
    transform-style: preserve-3d;
}

/* Gamification UI */
.xp-bar {
    width: 100%; height: 10px; background: #2d2d3a; border-radius: 6px; overflow: hidden;
}
.xp-fill {
    height: 100%; 
    background: var(--color-blue);
    width: 0%; 
    border-radius: 6px;
    transition: width 1s cubic-bezier(0.23, 1, 0.32, 1);
}

/* Clean Card Highlight */
.card-highlight {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(255, 255, 255, 0.02);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
}

.glass-card:hover .card-highlight {
    opacity: 1;
}

/* Typography Overrides */
h1, h2, h3, h4 {
    letter-spacing: -0.02em;
}

.perspective-text div {
    display: block;
}

/* Mobile Navigation */
#mobile-menu {
    transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1), opacity 0.3s ease;
}
#mobile-menu.hidden {
    display: none;
}
#mobile-menu.active {
    display: flex;
    transform: translateX(0);
    opacity: 1;
}

/* Responsive Design */
@media (max-width: 1280px) {
    .container { max-width: 1100px; }
}

@media (max-width: 1024px) {
    .container { padding-left: 2rem; padding-right: 2rem; }
    h1 { font-size: 4.5rem !important; }
}

@media (max-width: 768px) {
    h1 { font-size: 3.5rem !important; line-height: 1.1 !important; }
    h2 { font-size: 2.5rem !important; }
    h3 { font-size: 1.75rem !important; }
    
    .hero-visual-element {
        height: auto;
        padding-top: 3rem;
        padding-bottom: 2rem;
    }
    
    .tilt-card {
        margin-left: auto;
        margin-right: auto;
        max-width: 300px;
    }
    
    .glass-card {
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
    }
    
    .card-highlight {
        display: none !important; /* Disable hover highlight on touch */
    }
    
    .bg-glow-orb {
        filter: blur(60px); /* Massive performance gain on mobile GPUs */
        opacity: 0.05;
    }
    
    /* Disable some decorative elements to save battery and frames */
    .orb-3 { display: none !important; }
    
    /* Mobile Spacing */
    section { padding-top: 4rem; padding-bottom: 4rem; }
}

@media (max-width: 640px) {
    .container { padding-left: 1.25rem; padding-right: 1.25rem; }
    h1 { font-size: 3rem !important; }
    h2 { font-size: 2rem !important; }
    
    .btn-primary { 
        width: 100%; 
        justify-content: center; 
        padding-left: 1.5rem; 
        padding-right: 1.5rem;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 2.75rem !important; }
    p { font-size: 0.95rem !important; }
    
    .loader-card {
        width: 220px;
        height: 300px;
        padding: 24px;
    }
}

/* Gen Z Modern Dividers */
.divider-wrap {
    width: 100%;
    height: 1px;
    position: relative;
    background: radial-gradient(circle at center, rgba(255,255,255,0.08) 0%, transparent 90%);
    overflow: hidden;
    margin: 0;
}

.divider-wrap::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(107, 143, 179, 0.4), transparent);
    animation: divider-flow 6s linear infinite;
}

@keyframes divider-flow {
    0% { left: -100%; }
    100% { left: 100%; }
}

.genz-divider-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40%;
    height: 20px;
    background: radial-gradient(ellipse at center, rgba(107, 143, 179, 0.1) 0%, transparent 70%);
    filter: blur(10px);
    pointer-events: none;
}

@media (max-width: 768px) {
    .divider-wrap::after {
        animation: none; /* Save battery/GPU on mobile */
        display: none;
    }
    .genz-divider-glow {
        filter: blur(4px);
    }
}
/* 3D Animation Utilities */
.floating-3d {
    animation: float-3d var(--d, 4s) ease-in-out infinite alternate;
    transform-style: preserve-3d;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.5));
}

@keyframes float-3d {
    0% { transform: translate3d(0,0,0) rotateX(0deg) rotateY(0deg); }
    100% { transform: translate3d(20px, 40px, 100px) rotateX(var(--r, 20deg)) rotateY(var(--r, 20deg)); }
}

.reveal-3d {
    perspective: 2000px;
}

/* Reduced Motion Fallback */
@media (prefers-reduced-motion: reduce) {
    *, ::before, ::after {
        animation-delay: -1ms !important;
        animation-duration: 1ms !important;
        animation-iteration-count: 1 !important;
        background-attachment: initial !important;
        scroll-behavior: auto !important;
        transition-duration: 1ms !important;
        transition-delay: -1ms !important;
    }
    
    .hero-parallax, .tilt-card, .magnetic-btn, #interactive-glow {
        transform: none !important;
        transition: none !important;
    }

    #interactive-glow {
        display: none !important;
    }

    .animate-float, .animate-pulse-glow, .animate-coin {
        animation: none !important;
    }
}