/* ============================================
   WorldContext v4 — Midjourney-Inspired Styles
   ============================================ */

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    /* Colors - soft, luminous palette */
    --bg-deep: #0a0a12;
    --bg-soft: #12121f;
    --bg-card: #1a1a2e;

    --text-primary: rgba(255, 255, 255, 0.92);
    --text-secondary: rgba(255, 255, 255, 0.6);
    --text-muted: rgba(255, 255, 255, 0.4);

    --accent-violet: #8b7cf7;
    --accent-blue: #6b8cff;
    --accent-soft: rgba(139, 124, 247, 0.15);

    /* Gradients */
    --gradient-hero: radial-gradient(ellipse at 50% 0%, rgba(107, 140, 255, 0.15) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 50%, rgba(139, 124, 247, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 20% 80%, rgba(107, 140, 255, 0.08) 0%, transparent 50%);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 2rem;
    --space-lg: 4rem;
    --space-xl: 8rem;

    /* Transitions */
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-medium: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: 0.2s ease;
}

/* ============================================
   RESET & BASE
   ============================================ */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

body {
    font-family: var(--font-primary);
    font-size: 16px;
    font-weight: 400;
    line-height: 1.7;
    color: var(--text-primary);
    background: var(--bg-deep);
    overflow-x: hidden;
}

/* ============================================
   BACKGROUND PARTICLES (absolute, spans full document)
   ============================================ */
.bg-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ============================================
   GRAIN OVERLAY
   ============================================ */
.grain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.08;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ============================================
   CONTAINER
   ============================================ */
.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: transparent;
    z-index: 1;
}

/* Hero canvas - generative flow field */
.hero__canvas {
    position: absolute;
    inset: 0;
    z-index: 0;
    display: block;
}

.hero__content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    text-align: center;
}

.hero__logo {
    width: clamp(100px, 18vw, 180px);
    height: auto;
    opacity: 0.9;
    filter: brightness(0) invert(1);
    animation: fadeInUp 1s var(--transition-slow) both;
}

.hero__scroll-hint {
    position: absolute;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    animation: fadeInUp 1s var(--transition-slow) 0.5s both;
}

.hero__scroll-hint span {
    display: block;
    width: 1px;
    height: 40px;
    background: linear-gradient(180deg, var(--text-muted) 0%, transparent 100%);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 0.3;
        transform: scaleY(1);
    }

    50% {
        opacity: 0.6;
        transform: scaleY(1.2);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: var(--space-xl) 0;
    background: transparent;
    position: relative;
    z-index: 1;
}

.about__content {
    max-width: 480px;
    margin: 0 auto;
}

.about__content p {
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.8;
}

.about__lead {
    color: var(--text-primary) !important;
    font-size: 1.35rem !important;
    font-weight: 400;
    line-height: 1.6 !important;
}

.separator {
    border: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.4);
    margin: var(--space-md) 0;
    width: 100%;
}

/* ============================================
   VISUAL GRID
   ============================================ */
.grid-section {
    padding: var(--space-lg) 0 var(--space-xl);
    background: transparent;
    position: relative;
    z-index: 1;
}

.grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 4px;
    padding: 0 4px;
}

.grid__item {
    aspect-ratio: 1;
    overflow: hidden;
    border-radius: 4px;
    background: var(--bg-card);
    position: relative;
}

.grid__canvas {
    width: 100%;
    height: 100%;
    display: block;
    border-radius: 4px;
    transition: transform var(--transition-medium), filter var(--transition-medium);
}

.grid__item:hover .grid__canvas {
    transform: scale(1.03);
    filter: brightness(1.1);
}



/* ============================================
   CAREERS SECTION
   ============================================ */
.CTA {
    padding: var(--space-xl) 0;
    background: transparent;
    position: relative;
    z-index: 1;
}

.CTA__content {
    max-width: 480px;
    margin: 0 auto;
}

.CTA__content p {
    margin-bottom: var(--space-sm);
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

.CTA__link {
    display: inline-block;
    margin-top: var(--space-md);
    padding: 0.75rem 1.75rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 4px;
    text-decoration: none;
    transition: all var(--transition-medium);
}

.CTA__link:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

/* ============================================
   CONNECT SECTION - Meeting Scheduler
   ============================================ */
.connect {
    padding: var(--space-xl) 0;
    background: transparent;
    position: relative;
    z-index: 1;
}

.connect__intro {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.connect__lead {
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    font-weight: 400;
}

.connect__intro p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.connect__cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
    max-width: 700px;
    margin: 0 auto;
}

.connect__card {
    display: flex;
    flex-direction: column;
    padding: var(--space-md);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    text-decoration: none;
    transition: all var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.connect__card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 0%, var(--accent-soft) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.connect__card:hover {
    border-color: rgba(139, 124, 247, 0.3);
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.03);
}

.connect__card:hover::before {
    opacity: 1;
}

.connect__card-icon {
    width: 40px;
    height: 40px;
    margin-bottom: var(--space-sm);
    color: var(--accent-violet);
    position: relative;
    z-index: 1;
}

.connect__card-icon svg {
    width: 100%;
    height: 100%;
}

.connect__card-title {
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    position: relative;
    z-index: 1;
}

.connect__card-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
    flex-grow: 1;
    position: relative;
    z-index: 1;
}

.connect__card-action {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--accent-violet);
    position: relative;
    z-index: 1;
    transition: gap var(--transition-fast);
}

.connect__card-action::after {
    content: '\2192';
    transition: transform var(--transition-fast);
}

.connect__card:hover .connect__card-action {
    gap: 0.75rem;
}

.connect__card:hover .connect__card-action::after {
    transform: translateX(2px);
}

@media (max-width: 600px) {
    .connect__cards {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: var(--space-lg) 0;
    background: transparent;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    z-index: 1;
}

.footer .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.footer__brand {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.footer__logo {
    width: 48px;
    height: auto;
    opacity: 0.7;
    filter: brightness(0) invert(1);
}

.footer__email {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer__email:hover {
    color: var(--text-secondary);
}

.footer__nav {
    display: flex;
    gap: var(--space-md);
}

.footer__nav a {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer__nav a:hover {
    color: var(--text-secondary);
}

.footer__copyright {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ============================================
   FADE-IN ANIMATION
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger grid items */
.grid__item:nth-child(1) {
    transition-delay: 0s;
}

.grid__item:nth-child(2) {
    transition-delay: 0.05s;
}

.grid__item:nth-child(3) {
    transition-delay: 0.1s;
}

.grid__item:nth-child(4) {
    transition-delay: 0.15s;
}

.grid__item:nth-child(5) {
    transition-delay: 0.2s;
}

.grid__item:nth-child(6) {
    transition-delay: 0.25s;
}

.grid__item:nth-child(7) {
    transition-delay: 0.3s;
}

.grid__item:nth-child(8) {
    transition-delay: 0.35s;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero__title {
        font-size: clamp(2rem, 10vw, 3rem);
    }

    .about__lead,
    .focus__lead {
        font-size: 1.2rem !important;
    }

    .about__content p,
    .focus__content p {
        font-size: 1rem;
    }

    .footer .container {
        text-align: center;
    }

    .footer__nav {
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    :root {
        --space-xl: 5rem;
        --space-lg: 3rem;
    }

    .grid {
        gap: 3px;
        padding: 0 3px;
    }

    .hero__logo {
        width: 80px;
    }
}

/* ============================================
   SELECTION
   ============================================ */
::selection {
    background: rgba(139, 124, 247, 0.3);
    color: var(--text-primary);
}

/* ============================================
   SCROLLBAR
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-deep);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.15);
}