/* ═══════════════════════════════════════════════
   BAN // COMMAND CENTER — Design System
   app.lukaszbanach.pl
   ═══════════════════════════════════════════════ */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

:root {
    /* Void */
    --void: #020202;
    --surface: #080808;
    --panel: #0a0a0a;
    --card: rgba(255,255,255,0.02);
    --edge: #1a1a1a;
    --edge-hover: rgba(148,163,184,0.25);

    /* Silver system */
    --silver: #94A3B8;
    --silver-light: #CBD5E1;
    --silver-dark: #64748B;
    --silver-dim: #475569;
    --silver-glow: rgba(148,163,184,0.15);

    /* Cyan accent */
    --cyan: #67e8f9;
    --cyan-glow: rgba(103,232,249,0.08);
    --cyan-border: rgba(103,232,249,0.15);

    /* Project colors */
    --cm: #a78bfa;
    --co: #4ade80;
    --ca: #60a5fa;
    --cg: #C5A065;

    /* Text */
    --txt: #EDEDED;
    --txt-dim: #9CA3AF;
    --txt-muted: #6B7280;

    /* Status */
    --success: #4ade80;
    --error: #f87171;
    --warning: #facc15;

    /* Type */
    --font-heading: 'Cinzel', serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

body {
    font-family: var(--font-body);
    background: var(--void);
    color: var(--txt);
    overflow-x: hidden;
    min-height: 100vh;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--void); }
::-webkit-scrollbar-thumb { background: #333; border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--silver); }

a { color: var(--cyan); text-decoration: none; }
a:hover { color: var(--silver-light); }

/* ─── Scanline overlay ─── */
.scanline {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(148,163,184,0.012) 2px, rgba(148,163,184,0.012) 4px);
    pointer-events: none; z-index: 999;
}

/* ─── Grid background ─── */
.grid-bg {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-image:
        linear-gradient(rgba(148,163,184,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148,163,184,0.025) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 40%, transparent 100%);
    pointer-events: none; z-index: 0;
}

/* ─── Nav ─── */
.nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(2,2,2,0.88);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--edge);
}
.nav-inner {
    max-width: 1100px; margin: 0 auto;
    padding: 0 24px;
    height: 56px;
    display: flex; align-items: center; justify-content: space-between;
}
.nav-brand {
    font-family: var(--font-heading);
    font-size: 11px;
    letter-spacing: 0.15em;
    color: var(--txt);
}
.nav-brand span { color: var(--txt-muted); }

.nav-links {
    display: flex; align-items: center; gap: 4px;
}
.nav-link {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--txt-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 8px 14px;
    transition: all 0.2s ease;
    text-decoration: none;
}
.nav-link:hover { color: var(--txt); }
.nav-link.active {
    color: var(--txt);
    background: var(--card);
    border: 1px solid var(--edge);
}

.nav-right {
    display: flex; align-items: center; gap: 12px;
}
.nav-user {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--silver-dim);
    letter-spacing: 0.05em;
}
.nav-logout {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--txt-muted);
    background: none;
    border: 1px solid var(--edge);
    padding: 6px 12px;
    cursor: pointer;
    transition: all 0.2s;
}
.nav-logout:hover { color: var(--txt); border-color: var(--silver-dark); }

/* ─── Layout ─── */
.container {
    position: relative; z-index: 10;
    max-width: 1100px; margin: 0 auto;
    padding: 80px 24px 60px;
}

.page-header {
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--edge);
}
.page-header h1 {
    font-family: var(--font-heading);
    font-size: clamp(22px, 4vw, 30px);
    font-weight: 500;
    margin-bottom: 6px;
}
.page-header .subtitle {
    font-size: 14px;
    color: var(--txt-dim);
}

/* ─── Section label ─── */
.label {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--silver-dim);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 14px;
    display: flex; align-items: center; gap: 8px;
}
.label::before {
    content: '';
    width: 5px; height: 5px;
    background: var(--silver);
    border-radius: 50%;
}

/* ─── Cards ─── */
.card {
    background: var(--surface);
    border: 1px solid var(--edge);
    padding: 24px;
    position: relative;
    transition: border-color 0.3s;
}
.card:hover { border-color: var(--edge-hover); }
.card-corner-tl, .card-corner-br { position: absolute; width: 12px; height: 12px; border-style: solid; border-color: var(--silver-dark); }
.card-corner-tl { top: -1px; left: -1px; border-width: 1px 0 0 1px; }
.card-corner-br { bottom: -1px; right: -1px; border-width: 0 1px 1px 0; }

/* ─── Stat cards ─── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}
.stat-card {
    background: var(--surface);
    border: 1px solid var(--edge);
    padding: 20px;
}
.stat-label {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--silver-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}
.stat-value {
    font-family: var(--font-heading);
    font-size: 32px;
    font-weight: 500;
    line-height: 1;
}
.stat-change {
    font-family: var(--font-mono);
    font-size: 11px;
    margin-top: 6px;
}
.stat-change.up { color: var(--success); }
.stat-change.down { color: var(--error); }

/* ─── Project badge ─── */
.badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 4px 10px;
    border: 1px solid;
}
.badge-cm { color: var(--cm); border-color: rgba(167,139,250,0.25); background: rgba(167,139,250,0.06); }
.badge-co { color: var(--co); border-color: rgba(74,222,128,0.25); background: rgba(74,222,128,0.06); }
.badge-ca { color: var(--ca); border-color: rgba(96,165,250,0.25); background: rgba(96,165,250,0.06); }
.badge-cg { color: var(--cg); border-color: rgba(197,160,101,0.25); background: rgba(197,160,101,0.06); }

/* ─── Table ─── */
.table-wrap {
    overflow-x: auto;
}
table {
    width: 100%;
    border-collapse: collapse;
}
th {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--silver-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-align: left;
    padding: 12px 16px;
    border-bottom: 1px solid var(--edge);
}
td {
    font-size: 13px;
    color: var(--txt-dim);
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255,255,255,0.03);
}
tr:hover td { color: var(--txt); }

/* ─── Forms ─── */
.input, .textarea, .select {
    width: 100%;
    background: var(--panel);
    border: 1px solid var(--edge);
    color: var(--txt);
    font-family: var(--font-body);
    font-size: 14px;
    padding: 12px 16px;
    outline: none;
    transition: border-color 0.3s, box-shadow 0.3s;
}
.input::placeholder, .textarea::placeholder { color: var(--txt-muted); font-size: 13px; }
.input:focus, .textarea:focus, .select:focus {
    border-color: var(--silver-dark);
    box-shadow: 0 0 20px rgba(148,163,184,0.06);
}
.textarea { resize: vertical; min-height: 100px; line-height: 1.6; }
.select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236B7280' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
    cursor: pointer;
}

.form-group { margin-bottom: 20px; }
.form-label {
    display: block;
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--silver-dim);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: var(--font-mono);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 14px 32px;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
}
.btn-primary {
    background: var(--silver);
    color: var(--void);
}
.btn-primary:hover {
    background: var(--silver-light);
    transform: translateY(-1px);
    box-shadow: 0 0 25px var(--silver-glow);
}
.btn-secondary {
    background: transparent;
    color: var(--silver);
    border: 1px solid var(--edge);
}
.btn-secondary:hover {
    border-color: var(--silver-dark);
    color: var(--txt);
}
.btn-cyan {
    background: var(--cyan);
    color: var(--void);
}
.btn-cyan:hover {
    box-shadow: 0 0 25px rgba(103,232,249,0.3);
    transform: translateY(-1px);
}
.btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }
.btn .spinner {
    display: inline-block;
    width: 14px; height: 14px;
    border: 2px solid currentColor;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

/* ─── Character counter ─── */
.char-counter {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--txt-muted);
    text-align: right;
    margin-top: 6px;
}
.char-counter.warn { color: var(--warning); }
.char-counter.over { color: var(--error); }

/* ─── Toast ─── */
.toast {
    position: fixed;
    bottom: 24px; right: 24px;
    padding: 14px 20px;
    font-family: var(--font-mono);
    font-size: 12px;
    border: 1px solid var(--edge);
    background: var(--surface);
    backdrop-filter: blur(12px);
    z-index: 200;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.4s ease;
}
.toast.visible { transform: translateY(0); opacity: 1; }
.toast.success { border-color: rgba(74,222,128,0.3); color: var(--success); }
.toast.error { border-color: rgba(248,113,113,0.3); color: var(--error); }

/* ─── Filter tabs ─── */
.filter-tabs {
    display: flex; gap: 4px;
    margin-bottom: 20px;
}
.filter-tab {
    font-family: var(--font-mono);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    padding: 8px 16px;
    background: none;
    border: 1px solid var(--edge);
    color: var(--txt-muted);
    cursor: pointer;
    transition: all 0.2s;
}
.filter-tab:hover { color: var(--txt); border-color: var(--silver-dark); }
.filter-tab.active { color: var(--txt); background: var(--card); border-color: var(--silver-dark); }

/* ─── Status dot ─── */
.status-dot {
    display: inline-block;
    width: 6px; height: 6px;
    border-radius: 50%;
    margin-right: 6px;
}
.status-dot.sent { background: var(--success); box-shadow: 0 0 6px rgba(74,222,128,0.4); }
.status-dot.failed { background: var(--error); box-shadow: 0 0 6px rgba(248,113,113,0.4); }
.status-dot.queued { background: var(--warning); box-shadow: 0 0 6px rgba(250,204,21,0.4); }

/* ─── Login ─── */
.login-container {
    min-height: 100vh;
    display: flex; align-items: center; justify-content: center;
    padding: 20px;
}
.login-box {
    width: 100%;
    max-width: 400px;
}
.login-logo {
    font-family: var(--font-heading);
    font-size: 14px;
    letter-spacing: 0.2em;
    text-align: center;
    margin-bottom: 6px;
}
.login-logo span { color: var(--txt-muted); }
.login-subtitle {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--silver-dim);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    text-align: center;
    margin-bottom: 32px;
}
.login-card {
    background: var(--surface);
    border: 1px solid var(--edge);
    padding: 32px;
    position: relative;
}
.login-error {
    display: none;
    background: rgba(248,113,113,0.08);
    border: 1px solid rgba(248,113,113,0.2);
    color: var(--error);
    font-size: 13px;
    padding: 10px 14px;
    margin-bottom: 16px;
}
.login-error.visible { display: block; }

/* ─── Empty state ─── */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--txt-muted);
}
.empty-state h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 500;
    color: var(--txt-dim);
    margin-bottom: 8px;
}
.empty-state p {
    font-size: 13px;
    line-height: 1.6;
}

/* ─── Animations ─── */
@keyframes spin { to { transform: rotate(360deg); } }

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}
.fade-in { animation: fadeInUp 0.5s ease both; }
.fade-in-1 { animation-delay: 0.05s; }
.fade-in-2 { animation-delay: 0.1s; }
.fade-in-3 { animation-delay: 0.15s; }
.fade-in-4 { animation-delay: 0.2s; }

/* ─── Responsive ─── */
@media (max-width: 640px) {
    .nav-links { display: none; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .container { padding: 72px 16px 40px; }
    .filter-tabs { overflow-x: auto; flex-wrap: nowrap; }
}