:root {
    --black: #070706;
    --black-2: #0E0D0C;
    --ink: #F3EFE6;
    --dim: rgba(243,239,230,0.68);
    --muted: rgba(243,239,230,0.42);
    --yellow: #FFCC00;
    --yellow-dim: rgba(255,204,0,0.5);
    --hairline: rgba(243,239,230,0.1);
    --shell: rgba(255,255,255,0.035);
    --error: #ff5c5c;
    --good: #4ade80;
    --ease: cubic-bezier(0.32,0.72,0,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    background: var(--black);
    color: var(--ink);
    font-family: 'Barlow', sans-serif;
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    min-height: 100dvh;
}

a { color: inherit; text-decoration: none; }
.condensed { font-family: 'Barlow Condensed', sans-serif; }

header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--hairline);
    gap: 16px;
}
.brand { font-family: 'Barlow Condensed', sans-serif; font-size: 14px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; flex-shrink: 0; }
.brand span { color: var(--yellow); }
.header-nav { display: flex; gap: 4px; flex: 1; justify-content: center; }
.header-nav a {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
    color: var(--muted);
    padding: 6px 12px;
    border: 1px solid transparent;
}
.header-nav a:hover { color: var(--ink); }
.header-nav a.active { color: var(--yellow); border-color: var(--hairline); background: var(--shell); }
.logout-link { font-family: 'Barlow Condensed', sans-serif; font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); flex-shrink: 0; }
.logout-link:hover { color: var(--error); }

main { padding: 20px; max-width: 480px; margin: 0 auto; }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    font-family: 'Barlow Condensed', sans-serif;
    font-weight: 800; letter-spacing: 0.05em; text-transform: uppercase;
    font-size: 14px; padding: 14px 20px;
    border: 1px solid transparent; cursor: pointer;
    transition: background 0.25s var(--ease), border-color 0.25s var(--ease), color 0.25s var(--ease);
    width: 100%;
}
.btn-primary { background: var(--yellow); color: var(--black); }
.btn-primary:hover { background: #ffe066; }
.btn-ghost { border-color: var(--hairline); color: var(--ink); background: transparent; }
.btn-ghost:hover { border-color: var(--yellow-dim); color: var(--yellow); }

/* scanner */
.scan-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    background: var(--black-2);
    border: 1px solid var(--hairline);
    overflow: hidden;
    margin-bottom: 16px;
}
.scan-frame video { width: 100%; height: 100%; object-fit: cover; display: block; }
.scan-reticle {
    position: absolute; inset: 12%;
    border: 2px solid var(--yellow);
    pointer-events: none;
}
.scan-hint {
    position: absolute; left: 0; right: 0; bottom: 0;
    padding: 12px; text-align: center;
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--dim);
    background: linear-gradient(to top, rgba(7,7,6,0.85), transparent);
}

/* result card */
.result {
    padding: 8px;
    background: var(--shell);
    border: 1px solid var(--hairline);
    position: relative;
    margin-bottom: 16px;
}
.result::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; }
.result.ok::before { background: var(--good); }
.result.warn::before { background: var(--yellow); }
.result.bad::before { background: var(--error); }
.result-inner { background: var(--black-2); padding: 24px; text-align: center; }
.result-status {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 26px; font-weight: 900; text-transform: uppercase; letter-spacing: -0.01em;
    margin-bottom: 6px;
}
.result.ok .result-status { color: var(--good); }
.result.warn .result-status { color: var(--yellow); }
.result.bad .result-status { color: var(--error); }
.result-name { font-family: 'Barlow Condensed', sans-serif; font-size: 18px; font-weight: 700; text-transform: uppercase; }
.result-meta { color: var(--muted); font-size: 12px; margin-top: 8px; }

.divider { display: flex; align-items: center; gap: 12px; margin: 20px 0; color: var(--muted); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; font-family: 'Barlow Condensed', sans-serif; }
.divider::before, .divider::after { content: ''; flex: 1; height: 1px; background: var(--hairline); }

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 12px; }
label { font-family: 'Barlow Condensed', sans-serif; font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
input[type="text"], input[type="password"] {
    width: 100%; background: var(--black-2); border: 1px solid var(--hairline); color: var(--ink);
    font-family: 'Barlow', sans-serif; font-size: 15px; padding: 13px 14px;
}
input:focus { outline: none; border-color: var(--yellow-dim); }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.login-box { width: 100%; max-width: 340px; padding: 8px; background: var(--shell); border: 1px solid var(--hairline); position: relative; }
.login-box::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--yellow); }
.login-inner { background: var(--black-2); padding: 30px; }

.form-msg { font-size: 13px; padding: 12px 14px; margin-bottom: 16px; border: 1px solid; }
.form-msg.error { border-color: rgba(255,92,92,0.35); color: var(--error); background: rgba(255,92,92,0.06); }

.stats-strip { display: flex; gap: 12px; margin-bottom: 20px; }
.stat-mini { flex: 1; border: 1px solid var(--hairline); background: var(--shell); padding: 12px 14px; }
.stat-mini .n { font-family: 'Barlow Condensed', sans-serif; font-size: 22px; font-weight: 800; }
.stat-mini .l { font-family: 'Barlow Condensed', sans-serif; font-size: 10px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin-top: 2px; }