:root {
    color-scheme: dark;
    --font-display: "Space Grotesk", "Segoe UI", sans-serif;
    --font-mono: "JetBrains Mono", monospace;
    --bg-void: #02040a;
    --bg-panel: rgba(6, 12, 26, 0.82);
    --bg-panel-strong: rgba(6, 16, 34, 0.94);
    --grid-glow: rgba(0, 217, 255, 0.08);
    --accent-primary: #45f4ff;
    --accent-secondary: #ff81ff;
    --accent-tertiary: #6dffb2;
    --text-strong: #f2f8ff;
    --text-muted: #97b5d8;
    --danger: #ff7a8a;
    --safe: #65ffcb;
    --border-strong: rgba(69, 244, 255, 0.35);
    --border-soft: rgba(69, 244, 255, 0.14);
    --shadow-neon: 0 24px 68px rgba(17, 230, 255, 0.18);
}

@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&family=Space+Grotesk:wght@400;500;600;700&display=swap");

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-display);
    background: radial-gradient(circle at 15% 20%, rgba(111, 99, 255, 0.32), transparent 55%),
        radial-gradient(circle at 85% 15%, rgba(69, 244, 255, 0.28), transparent 62%),
        radial-gradient(circle at 50% 80%, rgba(255, 129, 255, 0.18), transparent 60%),
        var(--bg-void);
    color: var(--text-strong);
    overflow-x: hidden;
}

.grid-backdrop {
    position: fixed;
    inset: 0;
    background-image: linear-gradient(var(--grid-glow) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-glow) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.35;
    z-index: -2;
    filter: blur(0.4px);
    animation: drift 18s linear infinite;
}

.scanlines {
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(0deg, rgba(16, 32, 64, 0.08) 0, rgba(16, 32, 64, 0.08) 1px, transparent 3px, transparent 5px);
    mix-blend-mode: screen;
    opacity: 0.5;
    z-index: -1;
    pointer-events: none;
}

.app-shell {
    position: relative;
    max-width: 1080px;
    margin: 0 auto;
    padding: clamp(28px, 5vw, 56px);
    display: flex;
    flex-direction: column;
    gap: clamp(32px, 5vw, 48px);
}

.hero {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(24px, 4vw, 48px);
    align-items: center;
    padding: clamp(32px, 5vw, 48px);
    border-radius: 32px;
    background: linear-gradient(135deg, rgba(10, 26, 50, 0.88), rgba(9, 14, 34, 0.92));
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow-neon);
    position: relative;
    overflow: hidden;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 20%, rgba(69, 244, 255, 0.34), transparent 60%);
    mix-blend-mode: screen;
    pointer-events: none;
}

.hero-copy {
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: relative;
    z-index: 1;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 8px 16px;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    background: rgba(6, 20, 40, 0.7);
    color: var(--accent-primary);
    box-shadow: 0 0 24px rgba(69, 244, 255, 0.18);
}

.hero h1 {
    margin: 0;
    font-size: clamp(2.8rem, 6vw, 4.4rem);
    line-height: 1.05;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.hero p {
    margin: 0;
    color: var(--text-muted);
    max-width: 32ch;
    font-size: 1.05rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.action-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 22px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-weight: 600;
    text-decoration: none;
    color: var(--bg-void);
    background: linear-gradient(120deg, var(--accent-primary), rgba(68, 229, 255, 0.68));
    position: relative;
    transition: transform 220ms ease, box-shadow 220ms ease, border 220ms ease;
}

.action-link.secondary {
    background: transparent;
    color: var(--accent-primary);
    border-color: var(--border-strong);
}

.action-link::after {
    content: "";
    position: absolute;
    inset: -12px;
    border-radius: inherit;
    background: radial-gradient(circle, rgba(69, 244, 255, 0.3), transparent 60%);
    opacity: 0;
    transition: opacity 220ms ease;
    z-index: -1;
}

.action-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 44px rgba(69, 244, 255, 0.28);
}

.action-link:hover::after {
    opacity: 1;
}

.hero-robot {
    position: relative;
    display: grid;
    place-items: center;
}

.robot-glow {
    width: min(320px, 60vw);
    animation: float 4.6s ease-in-out infinite;
    filter: drop-shadow(0 0 18px rgba(69, 244, 255, 0.45));
}

.robot-shadow {
    width: 240px;
    height: 50px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.48);
    filter: blur(16px);
    transform: translateY(42px);
    opacity: 0.8;
    animation: shadowPulse 4.6s ease-in-out infinite;
}

.panel {
    background: var(--bg-panel);
    border: 1px solid var(--border-soft);
    border-radius: 26px;
    padding: clamp(24px, 4vw, 36px);
    backdrop-filter: blur(12px);
    box-shadow: var(--shadow-neon);
    position: relative;
    overflow: hidden;
}

.panel::before {
    content: "";
    position: absolute;
    inset: -120px -140px auto auto;
    height: 240px;
    width: 240px;
    background: radial-gradient(circle, rgba(255, 129, 255, 0.25), transparent 65%);
    transform: rotate(15deg);
    opacity: 0.6;
    pointer-events: none;
}

.panel-header {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 24px;
}

.panel-title {
    margin: 0;
    font-size: 1.8rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.panel-subtitle {
    margin: 0;
    color: var(--text-muted);
    max-width: 60ch;
}

.form-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 10px;
    color: var(--accent-primary);
}

.input-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 14px;
}

@media (max-width: 720px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero p {
        max-width: none;
        margin-inline: auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .input-row {
        grid-template-columns: 1fr;
    }
}

input[type="url"] {
    width: 100%;
    background: rgba(6, 20, 42, 0.92);
    border: 1px solid rgba(69, 244, 255, 0.22);
    border-radius: 16px;
    padding: 18px 20px;
    color: var(--text-strong);
    font-size: 1.05rem;
    transition: border 160ms ease, box-shadow 160ms ease;
    backdrop-filter: blur(6px);
}

input[type="url"]::placeholder {
    color: rgba(151, 181, 216, 0.4);
}

input[type="url"]:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 4px rgba(69, 244, 255, 0.18);
}

button {
    cursor: pointer;
    border: none;
    padding: 18px 28px;
    border-radius: 16px;
    font-weight: 600;
    background: linear-gradient(110deg, var(--accent-primary), rgba(69, 244, 255, 0.7));
    color: var(--bg-void);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: transform 160ms ease, box-shadow 200ms ease;
    box-shadow: 0 8px 24px rgba(69, 244, 255, 0.28);
}

button:hover {
    transform: translateY(-2px);
    box-shadow: 0 18px 46px rgba(69, 244, 255, 0.35);
}

button:disabled {
    opacity: 0.6;
    cursor: wait;
    transform: none;
    box-shadow: none;
}

.hint {
    margin-top: 16px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.result {
    margin-top: 28px;
    padding: 22px;
    border-radius: 20px;
    background: var(--bg-panel-strong);
    border: 1px solid rgba(69, 244, 255, 0.18);
    display: grid;
    gap: 20px;
    position: relative;
}

.result::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(69, 244, 255, 0.08), transparent 55%);
    pointer-events: none;
}

.summary h3 {
    margin: 0 0 8px 0;
    font-size: 1.4rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.summary p {
    margin: 0;
    color: var(--text-muted);
}

.details h4 {
    margin: 0 0 12px 0;
    font-size: 1.05rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--accent-primary);
}

.details ul {
    margin: 0;
    padding-left: 18px;
    display: grid;
    gap: 8px;
    color: var(--text-muted);
}

.sample-list {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.sample {
    background: rgba(10, 36, 68, 0.65);
    border: 1px solid rgba(69, 244, 255, 0.18);
    color: var(--text-strong);
    padding: 12px 20px;
    border-radius: 14px;
    transition: transform 160ms ease, border 160ms ease, box-shadow 160ms ease;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.sample:hover {
    transform: translateY(-3px);
    border-color: var(--accent-primary);
    box-shadow: 0 14px 28px rgba(69, 244, 255, 0.22);
}

.sample:active {
    transform: translateY(-1px);
}

.dataset {
    background: rgba(8, 18, 38, 0.88);
}

.dataset-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.status-chip {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    border-radius: 999px;
    border: 1px solid rgba(69, 244, 255, 0.35);
    background: rgba(6, 20, 40, 0.85);
    color: var(--accent-primary);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    text-transform: uppercase;
}

.status-chip.error {
    border-color: rgba(255, 122, 138, 0.6);
    color: var(--danger);
}

.dataset-report {
    margin-top: 28px;
    display: grid;
    gap: 18px;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.dataset-metric {
    background: rgba(4, 18, 34, 0.78);
    border: 1px solid rgba(69, 244, 255, 0.18);
    border-radius: 18px;
    padding: 18px 20px;
    display: grid;
    gap: 10px;
}

.metric-label {
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.metric-value {
    font-size: 1.5rem;
    font-weight: 600;
}

.heuristics-note {
    margin: 22px 0 0 0;
    color: var(--text-muted);
    font-size: 0.88rem;
}

.heuristics {
    margin-top: 20px;
    display: grid;
    gap: 16px;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.heuristic-block {
    background: rgba(4, 18, 34, 0.78);
    border: 1px solid rgba(69, 244, 255, 0.22);
    border-radius: 18px;
    padding: 18px;
    display: grid;
    gap: 12px;
}

.heuristic-block h3 {
    margin: 0;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    font-size: 1rem;
}

.heuristic-block p {
    margin: 0;
    color: var(--text-muted);
    font-size: 0.86rem;
}

.heuristic-block ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 6px;
}

.heuristic-block li {
    color: var(--text-strong);
    font-family: var(--font-mono);
    font-size: 0.85rem;
}

.verdict-safe {
    color: var(--safe);
}

.verdict-risk {
    color: var(--danger);
}

.confidence-bar {
    width: 100%;
    height: 10px;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.08);
    margin-top: 16px;
    overflow: hidden;
}

.confidence-bar span {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, rgba(69, 244, 255, 0.35), var(--accent-primary));
    transform-origin: left;
    transform: scaleX(0.4);
}

.reputation {
    margin-top: 12px;
    font-size: 0.88rem;
    color: var(--text-muted);
}

.footer {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    padding-bottom: 16px;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-16px); }
}

@keyframes shadowPulse {
    0%, 100% { transform: translateY(42px) scaleX(1); opacity: 0.8; }
    50% { transform: translateY(42px) scaleX(0.85); opacity: 0.55; }
}

@keyframes drift {
    0% { transform: translate3d(0, 0, 0); }
    100% { transform: translate3d(-60px, -40px, 0); }
}