/* RKN DMCA — iOS design system aligned with stats.anistorage.com */

:root {
  --ios-blue: #007AFF;
  --ios-green: #34C759;
  --ios-red: #FF3B30;
  --ios-orange: #FF9500;
  --ios-gray: #8E8E93;
  --ios-bg: #F2F2F7;
  --ios-grouped: #FFFFFF;
  --ios-fill: rgba(120, 120, 128, 0.16);
  --ios-separator: rgba(60, 60, 67, 0.12);
  --ios-label: #000000;
  --ios-secondary: rgba(60, 60, 67, 0.6);
  --ios-tertiary: rgba(60, 60, 67, 0.3);
  --ios-radius: 12px;
  --ios-radius-lg: 16px;
  --ios-spring: cubic-bezier(0.32, 0.72, 0, 1);
  --ios-spring-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ios-nav-height: 56px;
  --bs-body-font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
    "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --bs-body-bg: var(--ios-bg);
  --bs-body-color: var(--ios-label);
  --bs-primary: var(--ios-blue);
  --bs-link-color: var(--ios-blue);
  --bs-border-radius: var(--ios-radius);
  --bs-border-radius-lg: var(--ios-radius-lg);
}

[data-bs-theme="dark"] {
  --ios-bg: #000000;
  --ios-grouped: #1C1C1E;
  --ios-fill: rgba(120, 120, 128, 0.36);
  --ios-separator: rgba(84, 84, 88, 0.65);
  --ios-label: #FFFFFF;
  --ios-secondary: rgba(235, 235, 245, 0.6);
  --ios-tertiary: rgba(235, 235, 245, 0.3);
  --bs-body-bg: var(--ios-bg);
  --bs-body-color: var(--ios-label);
}

* {
  -webkit-tap-highlight-color: transparent;
}

html {
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
}

body {
  font-family: var(--bs-body-font-family);
  background: var(--ios-bg);
  color: var(--ios-label);
  min-height: 100dvh;
  letter-spacing: -0.01em;
  overflow-x: hidden;
  overflow-y: scroll;
  margin: 0;
}

/* —— Login —— */
.login-screen {
  display: none;
  min-height: 100dvh;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(0, 122, 255, 0.18), transparent 60%),
    radial-gradient(ellipse 50% 40% at 100% 100%, rgba(52, 199, 89, 0.12), transparent 50%),
    var(--ios-bg);
}

.login-screen.show {
  display: flex;
  animation: iosFadeIn 0.45s var(--ios-spring) both;
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--ios-grouped);
  border-radius: 22px;
  padding: 36px 28px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
  border: 0.5px solid var(--ios-separator);
  animation: iosSheetIn 0.55s var(--ios-spring) both;
}

.login-logo {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: linear-gradient(145deg, #0A84FF, #5AC8FA);
  display: grid;
  place-items: center;
  margin: 0 auto 20px;
  color: #fff;
  font-size: 28px;
  box-shadow: 0 8px 24px rgba(0, 122, 255, 0.35);
}

.login-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.03em;
  text-align: center;
  margin-bottom: 4px;
}

.login-subtitle {
  text-align: center;
  color: var(--ios-secondary);
  font-size: 15px;
  margin-bottom: 28px;
}

.ios-input {
  background: var(--ios-fill) !important;
  border: none !important;
  border-radius: 12px !important;
  padding: 14px 16px !important;
  font-size: 17px !important;
  color: var(--ios-label) !important;
  box-shadow: none !important;
  transition: background 0.2s var(--ios-spring), transform 0.2s var(--ios-spring);
}

.ios-input:focus {
  background: var(--ios-fill) !important;
  outline: 2px solid rgba(0, 122, 255, 0.35);
  outline-offset: 1px;
}

textarea.ios-input {
  min-height: 140px;
  resize: vertical;
  line-height: 1.45;
}

.ios-btn-primary {
  background: var(--ios-blue);
  border: none;
  border-radius: 14px;
  padding: 14px 20px;
  font-size: 17px;
  font-weight: 600;
  color: #fff;
  width: 100%;
  transition: transform 0.25s var(--ios-spring-bounce), opacity 0.2s ease, filter 0.2s ease;
}

.ios-btn-primary:hover {
  filter: brightness(1.05);
  color: #fff;
}

.ios-btn-primary:active {
  transform: scale(0.97);
}

/* —— App shell —— */
#app {
  display: none;
  padding-bottom: 100px;
  animation: iosFadeIn 0.4s var(--ios-spring) both;
}

#app.show {
  display: block;
}

.ios-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--ios-nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  background: rgba(242, 242, 247, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 0.5px solid var(--ios-separator);
}

[data-bs-theme="dark"] .ios-nav {
  background: rgba(0, 0, 0, 0.72);
}

.ios-nav h1 {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
}

.ios-icon-btn {
  width: 36px;
  height: 36px;
  border: none;
  border-radius: 50%;
  background: var(--ios-fill);
  color: var(--ios-blue);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: transform 0.25s var(--ios-spring-bounce), background 0.2s ease;
  cursor: pointer;
}

.ios-icon-btn:active {
  transform: scale(0.88);
}

/* Segmented control */
.ios-segmented {
  position: relative;
  display: flex;
  background: var(--ios-fill);
  border-radius: 10px;
  padding: 2px;
  width: calc(100% - 32px);
  max-width: 1068px;
  margin: 12px auto 0;
  isolation: isolate;
  box-sizing: border-box;
}

.ios-segmented .seg-thumb {
  position: absolute;
  top: 2px;
  bottom: 2px;
  left: 2px;
  width: calc((100% - 4px) / 5);
  border-radius: 8px;
  background: var(--ios-grouped);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.12), 0 0 1px rgba(0, 0, 0, 0.08);
  transform: translateX(0);
  transition: transform 0.38s var(--ios-spring);
  z-index: 0;
  pointer-events: none;
  will-change: transform;
}

[data-bs-theme="dark"] .ios-segmented .seg-thumb {
  background: #636366;
  box-shadow: none;
}

.ios-segmented .seg {
  position: relative;
  z-index: 1;
  flex: 1;
  border: none;
  background: transparent;
  color: var(--ios-secondary);
  font-size: 12px;
  font-weight: 500;
  padding: 8px 2px;
  border-radius: 8px;
  transition: color 0.25s ease, transform 0.2s var(--ios-spring);
  white-space: nowrap;
  cursor: pointer;
  font-family: inherit;
}

.ios-segmented .seg.active {
  color: var(--ios-label);
  font-weight: 600;
}

.ios-segmented .seg:active {
  transform: scale(0.96);
}

.ios-period {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.ios-chip {
  border: none;
  background: var(--ios-fill);
  color: var(--ios-label);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 999px;
  transition: background 0.3s var(--ios-spring), color 0.2s ease, transform 0.25s var(--ios-spring-bounce);
  cursor: pointer;
  font-family: inherit;
}

.ios-chip.active {
  background: var(--ios-blue);
  color: #fff;
}

.ios-chip:active {
  transform: scale(0.94);
}

.page-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px;
  position: relative;
  overflow: hidden;
}

.section-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 8px 0 4px;
}

.section-sub {
  color: var(--ios-secondary);
  font-size: 15px;
  margin-bottom: 20px;
}

.tab-pane-ios {
  display: none;
  will-change: transform, opacity;
}

.tab-pane-ios.active {
  display: block;
  animation: iosFadeIn 0.28s var(--ios-spring) both;
}

/* Metric cards */
.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

@media (min-width: 768px) {
  .metric-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.metric-card {
  background: var(--ios-grouped);
  border-radius: var(--ios-radius-lg);
  padding: 16px;
  border: 0.5px solid var(--ios-separator);
  transition: transform 0.3s var(--ios-spring);
}

.metric-card:active {
  transform: scale(0.98);
}

.metric-label {
  font-size: 13px;
  color: var(--ios-secondary);
  font-weight: 500;
  margin-bottom: 6px;
}

.metric-value {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--ios-blue);
  line-height: 1.1;
}

.metric-value.danger { color: var(--ios-red); }
.metric-value.success { color: var(--ios-green); }

.metric-sub {
  font-size: 12px;
  color: var(--ios-tertiary);
  margin-top: 4px;
}

/* Grouped list */
.ios-group {
  background: var(--ios-grouped);
  border-radius: var(--ios-radius-lg);
  overflow: hidden;
  border: 0.5px solid var(--ios-separator);
  margin-bottom: 20px;
}

.ios-group-header {
  padding: 12px 16px 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ios-secondary);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.ios-cell,
.log-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 0.5px solid var(--ios-separator);
  min-height: 52px;
}

.ios-cell:last-child,
.log-row:last-child {
  border-bottom: none;
}

.log-row {
  cursor: pointer;
  transition: background 0.2s ease;
  text-align: left;
  width: 100%;
  border-left: 0;
  border-right: 0;
  border-top: 0;
  background: transparent;
  font-family: inherit;
  color: inherit;
}

.log-row:active {
  background: var(--ios-fill);
}

.log-main {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
  flex: 1;
  text-align: left;
}

.log-title {
  font-weight: 600;
  font-size: 15px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.log-meta {
  font-size: 12px;
  color: var(--ios-secondary);
}

.cell-title { font-size: 15px; font-weight: 500; }
.cell-value { font-size: 14px; color: var(--ios-secondary); text-align: right; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.85em; }

.badge-status {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 6px;
  white-space: nowrap;
  letter-spacing: 0.02em;
  color: #fff;
  text-transform: uppercase;
}

.badge-status.success { background: var(--ios-green); }
.badge-status.error,
.badge-status.partial_error { background: var(--ios-red); }
.badge-status.no_match,
.badge-status.pending { background: var(--ios-orange); }

/* Site cards */
.sites-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 640px) {
  .sites-grid {
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  }
}

.site-card {
  background: var(--ios-grouped);
  border-radius: var(--ios-radius-lg);
  padding: 18px;
  border: 0.5px solid var(--ios-separator);
  transition: transform 0.3s var(--ios-spring), box-shadow 0.3s ease;
}

.site-card:hover {
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.06);
}

.site-card:active {
  transform: scale(0.985);
}

.site-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 10px;
}

.site-name {
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.02em;
}

.site-domain {
  font-size: 13px;
  color: var(--ios-blue);
  margin-top: 2px;
}

.site-meta {
  font-size: 12px;
  color: var(--ios-secondary);
  margin-top: 8px;
}

.site-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.chart-card {
  background: var(--ios-grouped);
  border-radius: var(--ios-radius-lg);
  border: 0.5px solid var(--ios-separator);
  padding: 16px;
  margin-bottom: 20px;
}

.chart-card-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.chart-card-title {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
}

.chart-card-sub {
  font-size: 13px;
  color: var(--ios-secondary);
}

.toolbar-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.btn-ios-filled {
  background: var(--ios-blue);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 10px 16px;
  font-size: 15px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: transform 0.25s var(--ios-spring-bounce), filter 0.2s ease;
  cursor: pointer;
  font-family: inherit;
}

.btn-ios-filled:hover {
  color: #fff;
  filter: brightness(1.06);
}

.btn-ios-filled:active {
  transform: scale(0.96);
}

.btn-ios-text {
  background: none;
  border: none;
  color: var(--ios-blue);
  font-weight: 600;
  font-size: 17px;
  padding: 8px 12px;
  cursor: pointer;
  font-family: inherit;
}

.btn-ios-text:active { opacity: 0.5; }
.btn-ios-text.danger { color: var(--ios-red); }

.btn-ios-secondary {
  background: var(--ios-fill);
  color: var(--ios-blue);
  border: none;
  border-radius: 12px;
  padding: 8px 12px;
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  font-family: inherit;
}

.btn-ios-danger {
  background: var(--ios-red);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 15px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  font-family: inherit;
}

.btn-ios-danger:active { transform: scale(0.97); }

/* Switch */
.ios-switch {
  position: relative;
  display: inline-block;
  width: 51px;
  height: 31px;
  flex-shrink: 0;
}
.ios-switch input { opacity: 0; width: 0; height: 0; }
.ios-switch .slider {
  position: absolute;
  inset: 0;
  background: #E9E9EB;
  border-radius: 31px;
  transition: 0.2s;
  cursor: pointer;
}
[data-bs-theme="dark"] .ios-switch .slider { background: #39393d; }
.ios-switch .slider::before {
  content: "";
  position: absolute;
  height: 27px;
  width: 27px;
  left: 2px;
  top: 2px;
  background: #fff;
  border-radius: 50%;
  transition: 0.2s;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}
.ios-switch input:checked + .slider { background: var(--ios-green); }
.ios-switch input:checked + .slider::before { transform: translateX(20px); }

/* FAB / overlay / toast */
.ios-fab {
  position: fixed;
  right: 20px;
  bottom: 24px;
  width: 56px;
  height: 56px;
  border: none;
  border-radius: 50%;
  background: var(--ios-blue);
  color: #fff;
  font-size: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 122, 255, 0.4);
  z-index: 90;
  transition: transform 0.3s var(--ios-spring-bounce);
  cursor: pointer;
}

.ios-fab:active { transform: scale(0.9); }

.loading-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(242, 242, 247, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1500;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 12px;
}

[data-bs-theme="dark"] .loading-overlay {
  background: rgba(0, 0, 0, 0.55);
}

.loading-overlay.show {
  display: flex;
  animation: iosFadeIn 0.25s ease both;
}

.ios-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--ios-fill);
  border-top-color: var(--ios-blue);
  border-radius: 50%;
  animation: iosSpin 0.7s linear infinite;
}

.ios-toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  transform: translateX(-50%) translateY(calc(100% + 40px));
  background: rgba(30, 30, 30, 0.92);
  color: #fff;
  padding: 12px 20px;
  border-radius: 14px;
  font-size: 15px;
  font-weight: 500;
  z-index: 2000;
  max-width: min(90vw, 360px);
  text-align: center;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  visibility: hidden;
  transition:
    transform 0.45s var(--ios-spring),
    opacity 0.28s ease,
    visibility 0.28s ease;
  pointer-events: none;
}

.ios-toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
  visibility: visible;
}

.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--ios-secondary);
}

.empty-state i {
  font-size: 48px;
  opacity: 0.35;
  display: block;
  margin-bottom: 12px;
}

.hint-box {
  margin-top: 4px;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 13px;
  background: var(--ios-fill);
  color: var(--ios-secondary);
  line-height: 1.4;
}

.hint-box code {
  font-size: 12px;
  color: var(--ios-label);
}

.code-panel {
  background: var(--ios-fill);
  border-radius: 12px;
  padding: 14px 16px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.8rem;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 420px;
  overflow: auto;
  color: var(--ios-label);
}

/* Modal */
.modal-content {
  border: none;
  border-radius: 20px;
  background: var(--ios-grouped);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
  color: var(--ios-label);
}

.modal.fade .modal-dialog {
  transform: translateY(40px) scale(0.96);
  transition: transform 0.4s var(--ios-spring);
}

.modal.show .modal-dialog {
  transform: none;
}

.modal-header,
.modal-footer {
  border-color: var(--ios-separator);
}

[data-bs-theme="dark"] .btn-close {
  filter: invert(1) grayscale(100%);
}

@keyframes iosFadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes iosSheetIn {
  from {
    opacity: 0;
    transform: translateY(28px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@keyframes iosSpin {
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}