/* ── Variables ──────────────────────────────────────────────────────────── */
:root {
  --ops-bg: #121212;
  --ops-bg-elevated: #1b1b1b;
  --ops-bg-muted: rgba(35,35,35,0.26);
  --ops-border: #3b3b3b;
  --ops-border-soft: rgba(255,255,255,0.08);
  --ops-text: #ececec;
  --ops-text-muted: #b4b4b4;
  --ops-text-subtle: #8a8a8a;
  --ops-accent: #d64b57;
  --ops-accent-strong: #ec6470;
  --cyan: var(--ops-accent-strong);
  --success: #39b978;
  --warning: #d2a438;
  --error: #db5a68;
}

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

html, body {
  min-height: 100%;
  background: var(--ops-bg);
  color: var(--ops-text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

/* ── Background layer ───────────────────────────────────────────────────── */
.bg-layer {
  position: fixed;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(60% 70% at 82% 32%, rgba(214,75,87,0.10), transparent 62%),
    linear-gradient(180deg, rgba(255,255,255,0.025), rgba(255,255,255,0) 220px),
    linear-gradient(160deg, #121212 0%, #161616 52%, #0d0d0d 100%);
}

.bg-layer::before {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 32px 32px;
  opacity: 0.14;
  pointer-events: none;
}

.bg-image {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
  opacity: 0.95;
  pointer-events: none;
}

.bg-layer::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 2;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px, transparent 2px,
    rgba(0,0,0,0.045) 2px, rgba(0,0,0,0.045) 3px
  );
  pointer-events: none;
  animation: scanFlicker 7s ease-in-out infinite;
}

@keyframes scanFlicker {
  0%, 100% { opacity: 1; }
  48% { opacity: 1; }
  50% { opacity: 0.72; }
  52% { opacity: 1; }
}

.scanlines { position: relative; }
.scanlines::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px, transparent 2px,
    rgba(0,0,0,0.04) 2px, rgba(0,0,0,0.04) 3px
  );
  pointer-events: none;
  z-index: 1;
  border-radius: inherit;
}

/* ── Page wrapper ───────────────────────────────────────────────────────── */
.page { display: none; min-height: 100vh; }
.page.active { display: block; }

/* ── Header / Nav ───────────────────────────────────────────────────────── */
.site-header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 18px 40px 14px;
  border-bottom: 1px solid var(--ops-border-soft);
  background: rgba(12,12,12,0.22);
  backdrop-filter: blur(1px);
  -webkit-backdrop-filter: blur(1px);
}

.header-brand {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ops-text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.header-username {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  font-size: 0.72rem;
  color: var(--ops-text-muted);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ── Auth page ──────────────────────────────────────────────────────────── */
.auth-shell {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px;
}

.auth-card {
  width: min(420px, 100%);
  background: rgba(28,28,28,0.58);
  border: 1px solid var(--ops-border);
  border-radius: 8px;
  padding: 30px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.32);
}

.auth-kicker,
.auth-field label,
.auth-error,
.auth-submit {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.auth-kicker {
  display: block;
  font-size: 0.7rem;
  color: var(--ops-text-muted);
  margin-bottom: 8px;
}

.auth-title {
  font-size: 1.35rem;
  line-height: 1.1;
  color: var(--ops-text);
  margin-bottom: 24px;
}

.auth-field {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 16px;
}

.auth-field label {
  font-size: 0.65rem;
  color: var(--ops-text-muted);
}

.auth-field input {
  height: 42px;
  border-radius: 6px;
  border: 1px solid var(--ops-border);
  background: rgba(20,20,20,0.48);
  color: var(--ops-text);
  font: 0.9rem ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  padding: 0 12px;
  outline: none;
}

.auth-field input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px rgba(214,75,87,0.22);
}

.auth-error {
  color: var(--error);
  font-size: 0.68rem;
  margin-bottom: 14px;
}

.auth-submit {
  width: 100%;
  height: 42px;
  border-radius: 6px;
  border: 1px solid rgba(214,75,87,0.46);
  background: rgba(214,75,87,0.14);
  color: var(--ops-text);
  cursor: pointer;
  font-size: 0.78rem;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: border-color .15s, background .15s;
}

.auth-submit:hover {
  border-color: var(--cyan);
  background: rgba(214,75,87,0.22);
}

.auth-submit:disabled {
  cursor: wait;
  opacity: 0.65;
}

/* ── App selection ──────────────────────────────────────────────────────── */
.apps-page {
  position: relative;
  min-height: 100vh;
}

.apps-content {
  position: relative;
  z-index: 10;
}

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
  padding: 32px 40px;
  max-width: 900px;
}

.app-card {
  background: rgba(28,28,28,0.58);
  border: 1px solid var(--ops-border);
  border-radius: 8px;
  padding: 24px;
  cursor: pointer;
  text-decoration: none;
  display: block;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  transition: border-color .15s, background .15s, transform .1s;
  position: relative;
}

.app-card:hover {
  border-color: var(--ops-accent);
  background: rgba(28,28,28,0.80);
  transform: translateY(-2px);
}

.app-card-icon {
  font-size: 1.8rem;
  margin-bottom: 10px;
}

.app-card-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--ops-text);
  margin-bottom: 4px;
}

.app-card-desc {
  font-size: 0.78rem;
  color: var(--ops-text-subtle);
}

/* ── Admin page ─────────────────────────────────────────────────────────── */
.admin-page {
  position: relative;
  min-height: 100vh;
}

.admin-content {
  position: relative;
  z-index: 10;
  max-width: 860px;
  padding: 32px 40px;
}

.section-title {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ops-text-muted);
  margin-bottom: 12px;
  margin-top: 24px;
}

.card {
  background: rgba(28,28,28,0.72);
  border: 1px solid var(--ops-border);
  border-radius: 8px;
  padding: 20px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  margin-bottom: 16px;
}

/* ── Forms ──────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: 14px; }

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ops-text-muted);
}

.form-group input {
  height: 38px;
  width: 100%;
  border-radius: 6px;
  border: 1px solid var(--ops-border);
  background: rgba(20,20,20,0.48);
  color: var(--ops-text);
  font: 0.875rem ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  padding: 0 10px;
  outline: none;
  transition: border-color .15s;
}

.form-group input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 2px rgba(214,75,87,0.18);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 520px) { .form-row { grid-template-columns: 1fr; } }

.checkbox-label {
  display: flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  color: var(--ops-text);
  font-size: 0.85rem;
  margin-bottom: 6px;
}

.checkbox-label input[type="checkbox"] {
  width: 14px;
  height: 14px;
  accent-color: var(--ops-accent);
  cursor: pointer;
}

.app-checkbox-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  padding: 4px 0;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.4rem 0.9rem;
  border-radius: 6px;
  border: 1px solid transparent;
  font: inherit;
  font-size: 0.8rem;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
  white-space: nowrap;
}

.btn-primary {
  background: rgba(214,75,87,0.18);
  border-color: rgba(214,75,87,0.5);
  color: var(--ops-text);
}
.btn-primary:hover {
  background: rgba(214,75,87,0.30);
  border-color: var(--ops-accent-strong);
}

.btn-ghost {
  background: transparent;
  border-color: var(--ops-border);
  color: var(--ops-text-muted);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.05);
  border-color: var(--ops-text-subtle);
  color: var(--ops-text);
}

.btn-danger {
  background: transparent;
  border-color: var(--ops-border);
  color: var(--error);
}
.btn-danger:hover {
  background: rgba(219,90,104,0.15);
  border-color: var(--error);
}

.btn-sm { padding: 0.25rem 0.6rem; font-size: 0.72rem; }

/* ── Alerts ──────────────────────────────────────────────────────────────── */
.alert {
  padding: 0.5rem 0.8rem;
  border-radius: 6px;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  margin-bottom: 12px;
}
.alert-error {
  background: rgba(219,90,104,0.14);
  border: 1px solid rgba(219,90,104,0.35);
  color: var(--error);
}

/* ── Table ───────────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }

thead tr { background: rgba(20,20,20,0.4); }

th {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ops-text-muted);
  padding: 8px 10px;
  text-align: left;
  border-bottom: 1px solid var(--ops-border);
}

td {
  padding: 8px 10px;
  font-size: 0.84rem;
  border-bottom: 1px solid rgba(59,59,59,0.5);
}

tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: rgba(255,255,255,0.03); }

/* ── Tags ────────────────────────────────────────────────────────────────── */
.tag {
  display: inline-block;
  padding: 0.12rem 0.45rem;
  border-radius: 4px;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 1px 2px;
  background: rgba(255,255,255,0.06);
  color: var(--ops-text-muted);
  border: 1px solid var(--ops-border);
}

.tag-cicd {
  background: rgba(214,75,87,0.14);
  color: var(--ops-accent-strong);
  border-color: rgba(214,75,87,0.35);
}

.tag-gym {
  background: rgba(57,185,120,0.12);
  color: #4dd496;
  border-color: rgba(57,185,120,0.3);
}

.tag-admin {
  background: rgba(210,164,56,0.12);
  color: #e0b84a;
  border-color: rgba(210,164,56,0.3);
}

/* ── Modal ───────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(0,0,0,0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  backdrop-filter: blur(2px);
}

.modal-card {
  background: #1b1b1b;
  border: 1px solid var(--ops-border);
  border-radius: 8px;
  padding: 28px;
  width: 100%;
  max-width: 480px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

/* ── Flex helpers ────────────────────────────────────────────────────────── */
.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .site-header { padding: 14px 20px; }
  .apps-grid, .admin-content { padding: 20px; }
  .auth-card { padding: 22px; }
}