:root {
    --bg: #0a0e10;
    --bg-elev: #111719;
    --bg-elev-2: #161d20;
    --border: #1f292d;
    --border-strong: #2a363a;
    --text: #e6edef;
    --text-dim: #94a3a8;
    --text-mute: #5e6e74;
    --accent: #14b8a6;
    --accent-dim: #0f766e;
    --accent-glow: rgba(20, 184, 166, 0.18);
    --gold: #e8b228;
    --danger: #ef4444;
    --danger-dim: #b91c1c;
    --radius: 10px;
    --radius-sm: 6px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0; padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-size: 15px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--text); }

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 24px 20px 64px;
}

.topbar {
    border-bottom: 1px solid var(--border);
    background: var(--bg-elev);
    position: sticky;
    top: 0;
    z-index: 50;
    backdrop-filter: blur(8px);
}
.topbar-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 18px;
}
.brand {
    font-weight: 700;
    font-size: 18px;
    letter-spacing: -0.02em;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
}
.brand-dot {
    width: 8px; height: 8px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent-glow);
}
.topbar nav {
    display: flex;
    gap: 4px;
    margin-left: auto;
}
.topbar nav a {
    color: var(--text-dim);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 14px;
}
.topbar nav a:hover { background: var(--bg-elev-2); color: var(--text); }
.topbar form { margin: 0; }

h1 { font-size: 24px; font-weight: 700; margin: 0 0 16px; letter-spacing: -0.02em; }
h2 { font-size: 18px; font-weight: 600; margin: 28px 0 12px; letter-spacing: -0.01em; }
h3 { font-size: 15px; font-weight: 600; margin: 0 0 8px; }

.card {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
}
.card + .card { margin-top: 16px; }

.grid {
    display: grid;
    gap: 14px;
}
.grid-stats { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.grid-projects { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

.stat {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 18px;
}
.stat-label { color: var(--text-dim); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; }
.stat-value { font-size: 22px; font-weight: 700; margin-top: 6px; letter-spacing: -0.01em; }
.stat-value.accent { color: var(--accent); }
.stat-value.gold { color: var(--gold); }

.project-card {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    border-left: 3px solid var(--accent);
    transition: border-color .15s, transform .15s;
    position: relative;
}
.project-card:hover { border-color: var(--border-strong); }
.project-card-name { font-size: 16px; font-weight: 600; }
.project-card-client { color: var(--text-dim); font-size: 13px; margin-top: 2px; }
.project-card-rate { color: var(--accent); font-size: 13px; margin-top: 8px; font-weight: 500; }
.project-card-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}
.project-card-stat-label { font-size: 11px; color: var(--text-mute); text-transform: uppercase; letter-spacing: 0.05em; }
.project-card-stat-value { font-size: 15px; font-weight: 600; margin-top: 2px; }
.project-card-actions { display: flex; gap: 6px; margin-top: 14px; }

button, .btn {
    background: var(--bg-elev-2);
    color: var(--text);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    padding: 9px 14px;
    font-family: inherit;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background .12s, border-color .12s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
button:hover, .btn:hover { background: #1d2629; border-color: #344149; }

.btn-primary { background: var(--accent-dim); border-color: var(--accent-dim); color: white; }
.btn-primary:hover { background: var(--accent); border-color: var(--accent); }
.btn-danger { color: #fca5a5; border-color: #4a1f1f; }
.btn-danger:hover { background: #2a1414; border-color: #6a2a2a; color: #fecaca; }
.btn-ghost { background: transparent; border-color: transparent; color: var(--text-dim); padding: 6px 10px; }
.btn-ghost:hover { background: var(--bg-elev-2); color: var(--text); }
.btn-sm { padding: 5px 9px; font-size: 12px; }
.btn-block { width: 100%; justify-content: center; }

input, textarea, select {
    background: var(--bg);
    color: var(--text);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    padding: 9px 11px;
    font-family: inherit;
    font-size: 14px;
    width: 100%;
}
input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
input[type="color"] { padding: 2px; height: 38px; cursor: pointer; }
label { display: block; font-size: 12px; color: var(--text-dim); margin-bottom: 5px; text-transform: uppercase; letter-spacing: 0.05em; }
.form-row { display: flex; gap: 10px; }
.form-row > * { flex: 1; }
.form-group { margin-bottom: 12px; }

.active-banner {
    background: linear-gradient(135deg, rgba(20,184,166,0.14), rgba(20,184,166,0.04));
    border: 1px solid var(--accent-dim);
    border-radius: var(--radius);
    padding: 18px 22px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 18px;
    flex-wrap: wrap;
}
.active-banner .pulse {
    width: 10px; height: 10px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 0 0 var(--accent);
    animation: pulse 1.6s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(20,184,166,0.6); }
    70% { box-shadow: 0 0 0 14px rgba(20,184,166,0); }
    100% { box-shadow: 0 0 0 0 rgba(20,184,166,0); }
}
.timer {
    font-family: 'JetBrains Mono', ui-monospace, 'Cascadia Code', monospace;
    font-variant-numeric: tabular-nums;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--accent);
}
.active-banner .meta { color: var(--text-dim); font-size: 13px; }
.active-banner .meta strong { color: var(--text); font-weight: 600; }
.active-banner .actions { margin-left: auto; display: flex; gap: 8px; }

table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; color: var(--text-dim); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: 0.05em; padding: 10px 12px; border-bottom: 1px solid var(--border); }
td { padding: 10px 12px; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--bg-elev-2); }
.mono { font-family: 'JetBrains Mono', ui-monospace, monospace; font-variant-numeric: tabular-nums; }
.amount { color: var(--gold); font-weight: 600; }

.error {
    background: #2a1414;
    border: 1px solid #6a2a2a;
    color: #fecaca;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 14px;
    font-size: 14px;
}

.muted { color: var(--text-mute); }
.right { text-align: right; }
.flex { display: flex; align-items: center; gap: 10px; }
.flex-between { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.tag { background: var(--bg-elev-2); border: 1px solid var(--border); padding: 2px 8px; border-radius: 999px; font-size: 12px; color: var(--text-dim); }
.empty { text-align: center; padding: 40px 20px; color: var(--text-mute); }

.modal-backdrop {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.7);
    display: none;
    align-items: center; justify-content: center;
    padding: 20px;
    z-index: 100;
}
.modal-backdrop.open { display: flex; }
.modal {
    background: var(--bg-elev);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    padding: 22px;
    width: 100%;
    max-width: 440px;
}
.modal h2 { margin: 0 0 14px; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 14px; }

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.login-card {
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    width: 100%;
    max-width: 380px;
}
.login-brand {
    text-align: center;
    margin-bottom: 24px;
}
.login-brand .logo {
    width: 48px; height: 48px;
    margin: 0 auto 10px;
    background: linear-gradient(135deg, var(--accent), var(--accent-dim));
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 22px;
    font-weight: 800;
    color: white;
}
.login-brand h1 { margin: 0; font-size: 22px; }
.login-brand p { color: var(--text-dim); font-size: 13px; margin: 4px 0 0; }

.session-row.active { background: linear-gradient(90deg, rgba(20,184,166,0.08), transparent); }

@media (max-width: 600px) {
    .container { padding: 16px 12px 48px; }
    .topbar-inner { padding: 10px 12px; gap: 10px; }
    .topbar nav a { padding: 6px 8px; }
    .timer { font-size: 22px; }
    .form-row { flex-direction: column; }
    table { font-size: 13px; }
    th, td { padding: 8px 6px; }
}