/* ============================================================
   MICRODATALINK.COM — ELEVATED 3-LINE SHOWCASE STYLESHEET
   Line 1: The Nexus
   Line 2: MICRODATALINK
   Line 3: A creation of Axdorm Technologies Limited
   Pure External CSS • Zero Inline Styles • High Contrast Optics
   ============================================================ */

:root {
    --bg-void: #02050e;
    --neon-cyan: #00f2fe;
    --neon-azure: #0ea5e9;
    --neon-blue: #38bdf8;
    --neon-violet: #8b5cf6;
    --neon-purple: #c084fc;
    --neon-magenta: #e879f9;
    --neon-emerald: #10b981;

    --border-glass: rgba(255, 255, 255, 0.08);
    --border-cyan-glow: rgba(0, 242, 254, 0.35);

    --text-pure: #ffffff;
    --text-bright: #e2e8f0;
    --text-muted: #94a3b8;
    --text-faint: #475569;

    --font-display: 'Orbitron', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-body: 'Plus Jakarta Sans', -apple-system, sans-serif;

    --ease-fluid: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── 1. BASE & 100VH VIEWPORT DISCIPLINE ───────────────────── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
    background: radial-gradient(circle at 50% 50%, #060d20 0%, #02050e 65%, #010206 100%);
    color: var(--text-bright);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    user-select: none;
}

/* ── 2. BACKGROUND AESTHETICS (NO NEURAL LINK) ─────────────── */

/* Ambient Glowing Clouds (Aligned with Fiber Cable Origins) */
.ambient-glow-cyan {
    position: fixed;
    bottom: -160px;
    left: -160px;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.2) 0%, rgba(14, 165, 233, 0.08) 45%, transparent 70%);
    filter: blur(100px);
    z-index: 1;
    pointer-events: none;
}

.ambient-glow-violet {
    position: fixed;
    top: -160px;
    right: -160px;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.2) 0%, rgba(217, 70, 239, 0.08) 45%, transparent 70%);
    filter: blur(105px);
    z-index: 1;
    pointer-events: none;
}

.ambient-glow-center {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 580px;
    height: 580px;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.09) 0%, rgba(139, 92, 246, 0.05) 50%, transparent 70%);
    filter: blur(75px);
    z-index: 1;
    pointer-events: none;
}

/* High-Tech Subtle Cyber Grid Overlay */
.grid-subtle-overlay {
    position: fixed;
    inset: 0;
    background-image: 
        linear-gradient(to right, rgba(0, 242, 254, 0.035) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(0, 242, 254, 0.035) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(circle at 50% 50%, black 40%, transparent 88%);
    -webkit-mask-image: radial-gradient(circle at 50% 50%, black 40%, transparent 88%);
    z-index: 2;
    pointer-events: none;
}

/* Subtle Command-Center Vignette Edge Frame */
.cyber-vignette-frame {
    position: fixed;
    inset: 0;
    box-shadow: inset 0 0 140px rgba(1, 2, 7, 0.85);
    z-index: 3;
    pointer-events: none;
}

/* ── 3. MASTER PHOTONIC CANVAS ────────────────────────────── */
#photonic-canvas {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 5;
    display: block;
    cursor: default;
}

/* ── 4. 100VH MINIMAL STAGE ───────────────────────────────── */
.optic-stage {
    position: relative;
    z-index: 10;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: clamp(1.4rem, 3vh, 2.6rem) clamp(1.8rem, 3.5vw, 4rem);
    pointer-events: none;
}

/* ── 5. CENTER STAGE: ELEGANT 3-LINE SOVEREIGN LOCKUP ─────── */
.nexus-center-core {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    pointer-events: none;
    z-index: 30;
    width: 92%;
    max-width: 960px;
}

/* High-Contrast Optical Singularity Backing */
/* Protects readability against the luminous center optical singularity */
.nexus-contrast-backing {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: clamp(360px, 64vw, 820px);
    height: clamp(230px, 34vh, 340px);
    border-radius: 50%;
    background: radial-gradient(ellipse at center, rgba(1, 4, 14, 0.85) 0%, rgba(1, 4, 14, 0.6) 60%, transparent 88%);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    pointer-events: none;
    z-index: -1;
}

.nexus-singularity-aura {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0, 242, 254, 0.12) 0%, rgba(139, 92, 246, 0.06) 45%, transparent 75%);
    filter: blur(40px);
    pointer-events: none;
    z-index: -2;
}

.nexus-brand-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: clamp(0.6rem, 1.4vh, 1rem);
}

/* ── LINE 1: THE NEXUS ────────────────────────────────────── */
.nexus-line-top {
    display: flex;
    align-items: center;
    justify-content: center;
}

.nexus-top-tag {
    font-family: var(--font-display);
    font-size: clamp(0.88rem, 1.25vw, 1.25rem);
    font-weight: 700;
    letter-spacing: clamp(0.28em, 0.45vw, 0.45em);
    text-transform: uppercase;
    color: var(--neon-cyan);
    text-shadow: 
        0 2px 10px rgba(0, 0, 0, 0.95),
        0 0 16px rgba(0, 242, 254, 0.85),
        0 0 35px rgba(0, 242, 254, 0.4);
    display: inline-block;
}

/* ── LINE 2: MICRODATALINK ────────────────────────────────── */
.nexus-heading {
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 6.8vw, 5.8rem);
    font-weight: 900;
    letter-spacing: 0.14em;
    color: var(--text-pure);
    line-height: 1.05;
    text-shadow: 
        0 4px 25px rgba(0, 0, 0, 0.98),
        0 0 45px rgba(0, 242, 254, 0.5),
        0 0 80px rgba(0, 242, 254, 0.2);
}

.nexus-heading span {
    background: linear-gradient(135deg, #00f2fe 0%, #38bdf8 35%, #c084fc 75%, #f43f5e 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 30px rgba(0, 242, 254, 0.75));
}

/* ── LINE 3: A CREATION OF AXDORM TECHNOLOGIES LIMITED ────── */
.nexus-line-bottom {
    display: flex;
    align-items: center;
    justify-content: center;
}

.nexus-creator-text {
    font-family: var(--font-body);
    font-size: clamp(0.82rem, 1.15vw, 1.08rem);
    font-weight: 500;
    letter-spacing: clamp(0.12em, 0.18vw, 0.22em);
    color: rgba(226, 232, 240, 0.88);
    text-shadow: 
        0 2px 10px rgba(0, 0, 0, 0.95),
        0 0 15px rgba(0, 242, 254, 0.25);
}

.creator-company {
    font-weight: 700;
    color: var(--text-pure);
    text-shadow: 
        0 2px 12px rgba(0, 0, 0, 0.95),
        0 0 14px rgba(0, 242, 254, 0.5);
}

/* ── 6. CLEAN FOOTER ──────────────────────────────────────── */
.optic-footer {
    height: 1px;
    width: 100%;
    pointer-events: none;
}