/* Premium Minimalist Typography (Plus Jakarta Sans) */
body {
    font-family: "Plus Jakarta Sans", sans-serif;
    letter-spacing: -0.015em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: "Plus Jakarta Sans", sans-serif;
    letter-spacing: -0.025em;
    font-weight: 700;
}

/* Base Minimalist Background */
.premium-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -10;
    overflow: hidden;
    background-color: #ffffff;
    /* Pure White for max minimalism */
    pointer-events: none;
}

.dark .premium-bg {
    background-color: #020617;
    /* Slate 950 */
}

/* Subtle Dot Grid - Minimal */
.bg-grid {
    background-size: 24px 24px;
    background-image: radial-gradient(circle, rgba(148, 163, 184, 0.2) 1px, transparent 1px);
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    opacity: 0.4;
}

.dark .bg-grid {
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
}

/* Glass Utility - Flatter */
.glass {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
}

.dark .glass {
    background: rgba(2, 6, 23, 0.9);
    border-bottom: 1px solid rgba(30, 41, 59, 1);
}

/* Minimal Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(203, 213, 225, 0.6);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(148, 163, 184, 0.8);
}

/* Scroll Progress - Ultra Thin */
.scroll-progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    z-index: 100;
    background: transparent;
}

.scroll-progress-bar {
    height: 100%;
    background: #0197b2;
    width: 0%;
}

/* Transitions - Snappier */
.transition-all {
    transition-property: all;
    transition-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
    /* Ease Out Expo */
    transition-duration: 400ms;
}

/* --- COOL ANIMATIONS --- */

/* 1. Hero Text Reveal (Mask Up) */
@keyframes maskUp {
    0% {
        transform: translateY(110%);
    }

    100% {
        transform: translateY(0);
    }
}

.animate-text-reveal {
    animation: maskUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    /* Ease Out Expo */
    transform: translateY(110%);
    /* Start hidden below */
}

/* 2. Infinite Marquee */
@keyframes scrollLeft {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

.marquee-container {
    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);
    overflow: hidden;
    position: relative;
    width: 100%;
}

.marquee-content {
    display: flex;
    gap: 6rem;
    /* Wide gap for premium feel */
    width: max-content;
    animation: scrollLeft 40s linear infinite;
}

.marquee-content:hover {
    animation-play-state: paused;
}

/* 3. Button Shimmer Effect */
.btn-shimmer {
    position: relative;
    overflow: hidden;
}

.btn-shimmer::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 200%;
    height: 100%;
    background: linear-gradient(to right,
            transparent 0%,
            rgba(255, 255, 255, 0.4) 50%,
            transparent 100%);
    transform: skewX(-20deg);
    animation: shimmer 4s infinite;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }

    15% {
        left: 100%;
    }

    100% {
        left: 100%;
    }
}

/* 4. Refined Scroll Reveal (Smoother & Scale) */
.reveal {
    opacity: 0;
    transform: translateY(30px) scale(0.98);
    transition:
        opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
        transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Utility to ensure overflow hidden blocks work for text reveal */
.mask-block {
    display: block;
    overflow: hidden;
    line-height: 1.1;
    /* Fix for cutting off descenders */
    padding-bottom: 0.1em;
}

/* Delays */
.delay-100 {
    animation-delay: 100ms;
}

.delay-200 {
    animation-delay: 200ms;
}

.delay-300 {
    animation-delay: 300ms;
}

.delay-500 {
    animation-delay: 500ms;
}

.delay-700 {
    animation-delay: 700ms;
}

.fade-in-section:not(.reveal) {
    opacity: 1;
}

/* Vertical Line Animation */
.vertical-line-anim {
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 1.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.active .vertical-line-anim {
    transform: scaleY(1);
}