/* ============================================================
   Silver Snow Vertex — Coming Soon
   Design: Noa's touch 💜
   ============================================================ */

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Noa palette — midnight with a whisper of lavender */
    --bg-primary: #080c16;
    --bg-surface: rgba(255, 255, 255, 0.025);
    --bg-surface-hover: rgba(255, 255, 255, 0.05);

    /* Text */
    --text-primary: #eef1f6;
    --text-secondary: #a8b2c4;
    --text-muted: #5d6b80;

    /* Accent — silver-lavender glow */
    --accent-1: #9ba8cc;
    --accent-2: #c8cfe6;
    --accent-lavender: #b4a7d6;
    --accent-glow: rgba(180, 167, 214, 0.12);
    --accent-glow-strong: rgba(180, 167, 214, 0.3);

    /* Typography */
    --font-sans: 'Inter', ui-sans-serif, system-ui, -apple-system,
        BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-light: 300;
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;

    /* Layout */
    --max-width: 720px;
    --transition: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-weight: var(--font-light);
    background: var(--bg-primary);
    color: var(--text-secondary);
    line-height: 1.625;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow-x: hidden;
    position: relative;
}

/* ---------- Aurora background — Noa's signature ---------- */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    background:
        radial-gradient(ellipse 90% 50% at 30% 0%, rgba(180, 167, 214, 0.07) 0%, transparent 60%),
        radial-gradient(ellipse 70% 60% at 75% 20%, rgba(139, 157, 195, 0.06) 0%, transparent 55%),
        radial-gradient(ellipse 60% 40% at 50% 90%, rgba(100, 120, 180, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse 40% 30% at 10% 50%, rgba(180, 167, 214, 0.03) 0%, transparent 45%);
    animation: aurora 16s ease-in-out infinite alternate;
}

@keyframes aurora {
    0% {
        background:
            radial-gradient(ellipse 90% 50% at 30% 0%, rgba(180, 167, 214, 0.07) 0%, transparent 60%),
            radial-gradient(ellipse 70% 60% at 75% 20%, rgba(139, 157, 195, 0.06) 0%, transparent 55%),
            radial-gradient(ellipse 60% 40% at 50% 90%, rgba(100, 120, 180, 0.04) 0%, transparent 50%),
            radial-gradient(ellipse 40% 30% at 10% 50%, rgba(180, 167, 214, 0.03) 0%, transparent 45%);
    }

    33% {
        background:
            radial-gradient(ellipse 80% 55% at 40% 5%, rgba(180, 167, 214, 0.09) 0%, transparent 60%),
            radial-gradient(ellipse 65% 55% at 80% 30%, rgba(139, 157, 195, 0.07) 0%, transparent 55%),
            radial-gradient(ellipse 55% 35% at 60% 85%, rgba(100, 120, 180, 0.05) 0%, transparent 50%),
            radial-gradient(ellipse 45% 35% at 15% 45%, rgba(180, 167, 214, 0.04) 0%, transparent 45%);
    }

    66% {
        background:
            radial-gradient(ellipse 85% 45% at 35% 8%, rgba(139, 157, 195, 0.08) 0%, transparent 60%),
            radial-gradient(ellipse 60% 50% at 70% 25%, rgba(180, 167, 214, 0.08) 0%, transparent 55%),
            radial-gradient(ellipse 50% 45% at 45% 80%, rgba(100, 120, 180, 0.04) 0%, transparent 50%),
            radial-gradient(ellipse 50% 25% at 20% 55%, rgba(139, 157, 195, 0.03) 0%, transparent 45%);
    }

    100% {
        background:
            radial-gradient(ellipse 95% 55% at 45% 3%, rgba(180, 167, 214, 0.1) 0%, transparent 60%),
            radial-gradient(ellipse 75% 65% at 65% 15%, rgba(139, 157, 195, 0.07) 0%, transparent 55%),
            radial-gradient(ellipse 65% 40% at 55% 95%, rgba(180, 167, 214, 0.05) 0%, transparent 50%),
            radial-gradient(ellipse 35% 30% at 5% 60%, rgba(100, 120, 180, 0.04) 0%, transparent 45%);
    }
}

/* ---------- Subtle dot grid overlay ---------- */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 28px 28px;
    pointer-events: none;
}

/* ---------- Mouse-reactive glow ---------- */
.ambient-glow {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
            rgba(180, 167, 214, 0.06),
            transparent 60%);
    transition: background 0.3s ease;
}

/* ---------- Main container ---------- */
.vertex-page {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 3rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    animation: page-enter 1.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes page-enter {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.96);
        filter: blur(8px);
    }

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

/* ---------- Wordmark (hero brand mark) ---------- */
.vertex-wordmark {
    font-size: 1.25rem;
    font-weight: var(--font-medium);
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    line-height: 1.1;
    padding-top: 1rem;
    transition: color var(--transition);
}

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

.vertex-wordmark .vertex-name {
    display: block;
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: var(--font-bold);
    letter-spacing: 0.15em;
    margin-top: 0.5rem;
    background: linear-gradient(135deg,
            var(--accent-lavender) 0%,
            var(--accent-1) 20%,
            var(--text-primary) 45%,
            var(--accent-2) 65%,
            var(--accent-lavender) 85%,
            var(--accent-1) 100%);
    background-size: 400% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shimmer 6s ease-in-out infinite;
    filter: drop-shadow(0 0 40px rgba(180, 167, 214, 0.15));
    transition: filter var(--transition);
}

.vertex-wordmark:hover .vertex-name {
    filter: drop-shadow(0 0 60px rgba(180, 167, 214, 0.25));
}

@media (min-width: 768px) {
    .vertex-wordmark {
        font-size: 1.5rem;
    }

    .vertex-wordmark .vertex-name {
        font-size: clamp(4rem, 8vw, 7rem);
    }
}

@keyframes shimmer {
    0% {
        background-position: 0% center;
    }

    50% {
        background-position: 400% center;
    }

    100% {
        background-position: 0% center;
    }
}

/* ---------- Tagline ---------- */
.vertex-tagline {
    font-size: 1.625rem;
    font-weight: var(--font-light);
    line-height: 1.35;
    color: var(--text-primary);
    margin-bottom: 2.5rem;
    letter-spacing: -0.01em;
    opacity: 0.9;
}

@media (min-width: 768px) {
    .vertex-tagline {
        font-size: 2rem;
    }
}

/* ---------- Gradient divider — glowing ---------- */
.vertex-divider {
    width: 100px;
    height: 1px;
    margin: 0 auto 2.5rem;
    border: none;
    border-radius: 2px;
    background: linear-gradient(90deg,
            transparent,
            var(--accent-lavender),
            var(--accent-1),
            transparent);
    opacity: 0.4;
    box-shadow: 0 0 12px rgba(180, 167, 214, 0.15);
}

/* ---------- Description ---------- */
.vertex-description {
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--text-secondary);
    font-weight: var(--font-light);
    margin-bottom: 1rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.vertex-description:last-of-type {
    margin-bottom: 3.5rem;
}

/* ---------- Status badge — frosted glass ---------- */
.vertex-status {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.6875rem;
    font-weight: var(--font-semibold);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent-lavender);
    padding: 0.625rem 1.5rem;
    border-radius: 100px;
    background: rgba(180, 167, 214, 0.06);
    border: 1px solid rgba(180, 167, 214, 0.1);
    margin-bottom: 4rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 0 20px rgba(180, 167, 214, 0.05);
    transition: all var(--transition);
}

.vertex-status:hover {
    background: rgba(180, 167, 214, 0.1);
    border-color: rgba(180, 167, 214, 0.18);
    box-shadow: 0 0 30px rgba(180, 167, 214, 0.08);
}

.vertex-status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-lavender);
    animation: pulse-dot 3s ease-in-out infinite;
    box-shadow: 0 0 8px var(--accent-glow);
}

@keyframes pulse-dot {

    0%,
    100% {
        opacity: 0.4;
        box-shadow: 0 0 4px var(--accent-glow);
        transform: scale(1);
    }

    50% {
        opacity: 1;
        box-shadow: 0 0 16px var(--accent-glow-strong);
        transform: scale(1.2);
    }
}

/* ---------- Navigation links ---------- */
.vertex-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 1.75rem;
    margin-bottom: 2.5rem;
}

.vertex-nav a {
    font-size: 0.8125rem;
    font-weight: var(--font-medium);
    color: var(--text-muted);
    text-decoration: none;
    letter-spacing: 0.04em;
    transition: color var(--transition);
    position: relative;
    padding-bottom: 2px;
}

.vertex-nav a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--accent-lavender), var(--accent-1));
    transition: width var(--transition), left var(--transition);
}

.vertex-nav a:hover {
    color: var(--accent-2);
}

.vertex-nav a:hover::after {
    width: 100%;
    left: 0;
}

.vertex-nav-separator {
    width: 1px;
    height: 14px;
    background: rgba(180, 167, 214, 0.12);
}

/* ---------- Social icons ---------- */
.vertex-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.vertex-social a {
    color: var(--text-muted);
    transition: color var(--transition), transform var(--transition);
    display: flex;
    align-items: center;
    padding: 0.5rem;
    border-radius: 8px;
}

.vertex-social a:hover {
    color: var(--accent-lavender);
    transform: translateY(-2px);
}

.vertex-social svg {
    width: 17px;
    height: 17px;
}

/* ---------- Copyright — with Easter egg 💜 ---------- */
.vertex-copyright {
    font-size: 0.6875rem;
    color: rgba(93, 107, 128, 0.4);
    letter-spacing: 0.04em;
    transition: color 1s ease;
}

.vertex-copyright:hover {
    color: rgba(180, 167, 214, 0.5);
}

.vertex-copyright:hover::after {
    content: ' 💜';
    animation: heart-pop 0.4s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

@keyframes heart-pop {
    0% {
        opacity: 0;
        transform: scale(0);
    }

    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* ---------- Accessibility ---------- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ---------- Focus styles ---------- */
a:focus-visible {
    outline: 2px solid var(--accent-lavender);
    outline-offset: 4px;
    border-radius: 2px;
}

/* ---------- Selection — lavender ---------- */
::selection {
    background: rgba(180, 167, 214, 0.2);
    color: var(--text-primary);
}