/* ============================================================
   Kraski Mini App — элитная тёмная тема
   Цвета: #1D2739 (графит), #E31E24 (красный), #FFFFFF
   ============================================================ */

:root {
    --bg:           #0B1220;
    --bg-soft:      #111B2E;
    --surface:      #1D2739;
    --surface-2:    #243049;
    --border:       #2C3A55;
    --border-soft:  #1F2A40;
    --text:         #E8ECF3;
    --text-soft:    #A8B3C7;
    --text-mute:    #6B7898;
    --accent:       #E31E24;
    --accent-soft:  #E31E2422;
    --accent-2:     #F25A5F;
    --ok:           #10B981;
    --warn:         #F59E0B;
    --danger:       #EF4444;
    --radius:       8px;
    --radius-lg:    12px;
    --shadow:       0 4px 24px rgba(0,0,0,0.45);
    --font:         "Inter", "SF Pro Display", -apple-system, "Segoe UI",
                    Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

/* ---- header ---- */
.app-header {
    position: sticky;
    top: 0;
    z-index: 50;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    background: linear-gradient(180deg, #0B1220 0%, rgba(11,18,32,0.95) 100%);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-soft);
}
.brand { display: flex; gap: 10px; align-items: center; }
.brand-logo {
    width: 32px;
    height: 32px;
    object-fit: contain;
    filter: drop-shadow(0 0 6px rgba(227,30,36,0.35));
}
.brand-name {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.2px;
    color: #fff;
}
.brand-name::after {
    content: "·";
    color: var(--accent);
    margin-left: 4px;
}
.brand-tag {
    font-size: 10px;
    color: var(--text-mute);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.user-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 11px;
    color: var(--text-soft);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.user-role { font-weight: 600; color: var(--text); }
.user-chip.role-admin .user-role { color: var(--accent); }
.user-chip.role-technologist .user-role { color: var(--warn); }

/* ---- nav ---- */
.app-nav {
    position: sticky;
    top: 60px;
    z-index: 40;
    display: flex;
    gap: 4px;
    overflow-x: auto;
    padding: 8px 12px;
    background: var(--bg);
    border-bottom: 1px solid var(--border-soft);
    scrollbar-width: none;
}
.app-nav::-webkit-scrollbar { display: none; }
.nav-item {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border-radius: var(--radius);
    color: var(--text-mute);
    cursor: pointer;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
    transition: all 0.15s;
    border: 1px solid transparent;
}
.nav-item:hover { color: var(--text); background: var(--surface); }
.nav-item.active {
    color: #fff;
    background: var(--surface);
    border-color: var(--accent);
}
.nav-item.active .nav-icon { color: var(--accent); }
.nav-icon { font-size: 14px; opacity: 0.7; }
.nav-item.active .nav-icon { opacity: 1; }
.nav-item[data-role]:not(.allowed) { display: none; }

/* ---- main ---- */
.app-main {
    padding: 16px;
    max-width: 1100px;
    margin: 0 auto;
    min-height: 60vh;
}

.screen { animation: fade-in 0.2s ease; }
@keyframes fade-in {
    from { opacity: 0; transform: translateY(4px); }
    to   { opacity: 1; transform: translateY(0); }
}

.screen-loader {
    display: flex;
    justify-content: center;
    padding: 60px 0;
}
.spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---- headings ---- */
h1, h2, h3 { margin: 0 0 12px 0; font-weight: 700; }
h1 { font-size: 22px; letter-spacing: -0.5px; }
h2 { font-size: 16px; text-transform: uppercase; letter-spacing: 0.6px;
     color: var(--text-soft); padding-bottom: 6px;
     border-bottom: 1px solid var(--border-soft); margin-top: 24px; }
h3 { font-size: 13px; color: var(--accent); text-transform: uppercase;
     letter-spacing: 0.8px; margin-top: 16px; }

.muted { color: var(--text-mute); }
.accent { color: var(--accent); }
.small { font-size: 12px; }

/* ---- card ---- */
.card {
    background: var(--surface);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    padding: 16px;
    margin-bottom: 12px;
}
.card-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-soft);
}
.card-row:last-child { border-bottom: 0; }
.card-row .key { color: var(--text-mute); }
.card-row .val { font-weight: 600; }

.grid {
    display: grid;
    gap: 12px;
}
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 640px) {
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

.stat-card {
    background: linear-gradient(135deg, var(--surface) 0%, var(--surface-2) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 14px 16px;
}
.stat-card .stat-label {
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-mute);
}
.stat-card .stat-value {
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    margin-top: 4px;
}
.stat-card .stat-accent { color: var(--accent); }

/* ---- list rows ---- */
.list-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: var(--surface);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    margin-bottom: 6px;
    cursor: pointer;
    transition: border-color 0.15s, transform 0.05s;
}
.list-row:hover { border-color: var(--accent); }
.list-row:active { transform: scale(0.995); }
.list-row .title { font-weight: 600; color: #fff; }
.list-row .meta { font-size: 12px; color: var(--text-mute); margin-top: 2px; }
.list-row .right { text-align: right; color: var(--text-soft); font-size: 12px; }

/* ---- forms ---- */
.form-group { margin-bottom: 12px; }
label {
    display: block;
    font-size: 11px;
    color: var(--text-mute);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}
input, textarea, select {
    width: 100%;
    padding: 10px 12px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.15s;
}
input:focus, textarea:focus, select:focus { border-color: var(--accent); }
textarea { resize: vertical; min-height: 80px; }

input[type="number"] { font-variant-numeric: tabular-nums; }

.btn {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-weight: 600;
    cursor: pointer;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.15s;
}
.btn:hover { border-color: var(--accent); color: #fff; }
.btn:active { transform: scale(0.98); }
.btn.primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.btn.primary:hover { background: var(--accent-2); border-color: var(--accent-2); }
.btn.ghost { background: transparent; border-color: var(--border-soft); }
.btn.danger { color: var(--danger); border-color: var(--danger); }
.btn.full { width: 100%; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }

.btn-row {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

/* ---- tables ---- */
table.data {
    width: 100%;
    border-collapse: collapse;
    background: var(--surface);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
    overflow: hidden;
}
table.data th, table.data td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--border-soft);
    font-size: 13px;
}
table.data th {
    background: var(--surface-2);
    color: var(--text-mute);
    text-transform: uppercase;
    font-size: 10px;
    letter-spacing: 0.5px;
    font-weight: 600;
}
table.data tr:last-child td { border-bottom: 0; }
table.data tr:hover td { background: var(--bg-soft); }
table.data td.num, table.data th.num {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* ---- chips / badges ---- */
.chip {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    border-radius: 999px;
    font-size: 10px;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
    background: var(--bg-soft);
    color: var(--text-soft);
    border: 1px solid var(--border-soft);
}
.chip.accent  { background: var(--accent-soft); color: var(--accent-2); border-color: var(--accent); }
.chip.ok      { color: var(--ok); border-color: var(--ok); background: transparent; }
.chip.warn    { color: var(--warn); border-color: var(--warn); background: transparent; }
.chip.danger  { color: var(--danger); border-color: var(--danger); background: transparent; }

/* ---- search bar ---- */
.search-bar {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}
.search-bar input { flex: 1; }

/* ---- toast ---- */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(120%);
    padding: 12px 18px;
    background: var(--surface);
    border: 1px solid var(--accent);
    color: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    font-size: 13px;
    z-index: 200;
    transition: transform 0.25s ease;
    max-width: 90vw;
}
.toast.show { transform: translateX(-50%) translateY(0); }
.toast.error { border-color: var(--danger); }
.toast.success { border-color: var(--ok); }

/* ---- callout / alerts ---- */
.callout {
    padding: 12px 14px;
    background: var(--bg-soft);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius);
    margin: 12px 0;
    color: var(--text-soft);
    font-size: 13px;
}
.callout.warn { border-left-color: var(--warn); }
.callout.ok { border-left-color: var(--ok); }

/* ---- result blocks ---- */
.kpi-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    margin: 12px 0;
}
@media (max-width: 640px) {
    .kpi-row { grid-template-columns: 1fr 1fr; }
}
.kpi {
    padding: 12px;
    background: var(--surface);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
}
.kpi .label { font-size: 10px; color: var(--text-mute); text-transform: uppercase;
              letter-spacing: 0.5px; }
.kpi .value { font-size: 18px; color: #fff; font-weight: 700; margin-top: 4px;
              font-variant-numeric: tabular-nums; }
.kpi.accent .value { color: var(--accent); }

/* ---- layer rows in calculator ---- */
.layer-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 36px;
    gap: 8px;
    align-items: end;
    padding: 8px 0;
    border-top: 1px solid var(--border-soft);
}
.layer-row:first-of-type { border-top: 0; }
.layer-row .remove {
    background: transparent;
    border: 1px solid var(--border-soft);
    color: var(--text-mute);
    width: 36px;
    height: 36px;
    border-radius: var(--radius);
    cursor: pointer;
}
.layer-row .remove:hover { color: var(--danger); border-color: var(--danger); }
@media (max-width: 640px) {
    .layer-row { grid-template-columns: 1fr 1fr; }
    .layer-row .remove { grid-column: 2; justify-self: end; }
}

/* ---- defects/review output ---- */
.role-block {
    margin: 14px 0;
    padding: 14px;
    background: var(--surface);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius);
}
.role-block h3 {
    margin: 0 0 8px 0;
    font-size: 12px;
    color: var(--accent);
}
.role-block .role-body { white-space: pre-wrap; color: var(--text); font-size: 13px; }

/* ---- bottom safe area ---- */
.app-main { padding-bottom: max(24px, env(safe-area-inset-bottom)); }

/* ---- guest screen (open in browser, not from Telegram) ---- */
.guest-screen {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-top: 40px;
}
.guest-card {
    width: 100%;
    max-width: 480px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    text-align: center;
    box-shadow: 0 16px 48px rgba(0,0,0,0.45);
}
.guest-card h1 {
    font-size: 28px;
    margin: 8px 0 4px;
}
.guest-card h1::after {
    content: " ·";
    color: var(--accent);
}
.guest-logo {
    width: 56px;
    height: 56px;
    margin: 0 auto 12px;
    display: block;
    filter: drop-shadow(0 0 12px rgba(227,30,36,0.4));
}
.guest-card .callout {
    text-align: left;
    margin: 18px 0;
}