/* IPTV Checker — product UI (impeccable-informed: restrained accent, solid type, no gradient text) */
:root {
  --bg: #0c111c;
  --surface: #141c2c;
  --surface-input: #0a0f18;
  --border: #2a3649;
  --accent: #38bdf8;
  --accent-hover: #0ea5e9;
  --accent-muted: rgba(56, 189, 248, 0.12);
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

@supports (color: oklch(0.2 0.05 260)) {
  :root {
    --bg: oklch(0.2 0.04 262);
    --surface: oklch(0.25 0.045 262);
    --surface-input: oklch(0.17 0.038 262);
    --border: oklch(0.35 0.04 262);
    --text: oklch(0.97 0.01 262);
    --text-muted: oklch(0.72 0.03 262);
    --accent: oklch(0.77 0.14 232);
    --accent-hover: oklch(0.7 0.15 232);
  }
}

* {
  font-family: 'Outfit', sans-serif;
}
.font-mono {
  font-family: 'JetBrains Mono', monospace !important;
}

body,
body.bg-animated {
  background: var(--bg) !important;
  min-height: 100vh;
  color: var(--text);
  animation: none !important;
  background-size: auto !important;
}

.bg-animated {
  background: var(--bg) !important;
}

/* Surfaces */
.glass,
.glass-strong {
  background: var(--surface) !important;
  border: 1px solid var(--border) !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  box-shadow: none !important;
}

.glow-border,
.glow-accent {
  box-shadow: none !important;
}
.glow-text {
  text-shadow: none !important;
}

/* Primary actions — flat */
.brand-mark {
  background: var(--accent) !important;
  border: 1px solid var(--accent-hover) !important;
  background-image: none !important;
}

.hero-title {
  color: var(--text) !important;
}
.hero-title-accent {
  color: var(--accent) !important;
}

/* Feature stack: editorial list, not a uniform card grid */
.feature-stack__item {
  border-bottom: 1px solid var(--border);
}
.feature-stack__item:last-child {
  border-bottom: none;
}
.feature-stack__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem 1.25rem;
  padding: 1.75rem 0;
  align-items: start;
}
@media (min-width: 768px) {
  .feature-stack__grid {
    grid-template-columns: auto 1fr auto;
    gap: 1.5rem 2rem;
    padding: 2rem 0;
  }
}
.feature-stack__index {
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  opacity: 0.9;
}
.feature-stack__icon {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.75rem;
  align-items: center;
  justify-content: center;
  background: var(--accent-muted);
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 1.1rem;
}
@media (min-width: 768px) {
  .feature-stack__icon {
    display: flex;
  }
}

.faq-details {
  overflow: hidden;
  transition: border-color 0.18s var(--ease-out);
}
.faq-details[open] {
  border-color: var(--accent);
}
.faq-summary {
  list-style: none;
  cursor: pointer;
  padding: 1.1rem 1.25rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  user-select: none;
}
.faq-summary::-webkit-details-marker {
  display: none;
}
.faq-summary::after {
  content: '';
  width: 0.5rem;
  height: 0.5rem;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(45deg);
  flex-shrink: 0;
  opacity: 0.85;
  transition: transform 0.2s var(--ease-out);
}
.faq-details[open] .faq-summary::after {
  transform: rotate(-135deg);
}
.faq-answer {
  padding: 0 1.25rem 1.15rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 65ch;
}

/* Check results panel (craft: summary, ads slot, definition metrics, copy rows) */
.result-summary {
  max-width: 72ch;
}
.result-dl {
  border: 1px solid var(--border);
  border-radius: 1rem;
  overflow: hidden;
  background: var(--surface-input);
}
.result-dl__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.75rem 1rem;
  align-items: baseline;
  padding: 0.9rem 1.1rem;
  border-bottom: 1px solid var(--border);
}
.result-dl__row:last-child {
  border-bottom: none;
}
.result-dl__row dt {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  font-weight: 600;
}
.result-dl__row dd {
  margin: 0;
  text-align: right;
}
@media (max-width: 640px) {
  .result-dl__row {
    grid-template-columns: 1fr;
  }
  .result-dl__row dd {
    text-align: left;
  }
}

.result-copy-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background: var(--surface-input);
  transition: border-color 0.18s var(--ease-out);
}
.result-copy-row:focus-within {
  border-color: var(--accent);
}
.result-copy-btn {
  flex-shrink: 0;
  padding: 0.5rem;
  border-radius: 0.5rem;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  transition: background-color 0.18s var(--ease-out), border-color 0.18s var(--ease-out);
}
.result-copy-btn:hover {
  background: var(--accent-muted);
  border-color: var(--border);
}

.copy-button--done {
  background: var(--accent-hover) !important;
  color: #0c111c !important;
}

.results-ads-slot:not(.hidden) {
  padding-bottom: 0.25rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.btn-primary {
  background: var(--accent) !important;
  color: #0c111c !important;
  font-weight: 700 !important;
  transition: background-color 0.18s var(--ease-out), opacity 0.18s var(--ease-out);
}
.btn-primary::before {
  display: none !important;
}
.btn-primary:hover {
  background: var(--accent-hover) !important;
  transform: none !important;
  box-shadow: none !important;
}

.input-modern {
  background: var(--surface-input) !important;
  border: 1px solid var(--border) !important;
  color: var(--text) !important;
  transition: border-color 0.18s var(--ease-out), box-shadow 0.18s var(--ease-out);
}
.input-modern:focus {
  background: var(--surface-input) !important;
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 2px var(--accent-muted) !important;
  outline: none !important;
}
.input-modern::placeholder {
  color: rgba(148, 163, 184, 0.75);
}

.fade-in {
  animation: none !important;
}

.pulse-success,
.pulse-error {
  animation: none !important;
}

.loader-ring {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.card-hover {
  transition: border-color 0.18s var(--ease-out), background-color 0.18s var(--ease-out);
}
.card-hover:hover {
  transform: none !important;
  box-shadow: none !important;
  border-color: var(--accent) !important;
}

.hero-pill,
.hero-chip,
.checker-shell {
  background: var(--surface) !important;
  border: 1px solid var(--border) !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}
.checker-shell {
  background: var(--surface) !important;
}
.hero-chip {
  color: var(--text-muted);
}
.checker-input {
  font-size: 0.95rem;
}

::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--surface);
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #64748b;
}

.nav-link {
  position: relative;
  transition: color 0.18s var(--ease-out);
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.22s var(--ease-out);
}
.nav-link:hover::after {
  width: 100%;
}

.particles,
.particle {
  display: none !important;
}

/* Toasts */
.toast-container {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  color: #fff;
  font-size: 0.875rem;
  border: 1px solid var(--border);
  box-shadow: none;
  animation: none;
}
.toast-success {
  background: #15803d !important;
  border-color: #166534;
}
.toast-error {
  background: #b91c1c !important;
  border-color: #991b1b;
}
.toast-info {
  background: var(--surface) !important;
  border-color: var(--border);
  color: var(--text);
  font-weight: 600;
}

.reminder-card {
  background: var(--surface) !important;
  border: 1px solid var(--border) !important;
  box-shadow: none !important;
}
.reminder-card-visible {
  animation: none !important;
}

.shareable-link-panel {
  border: 2px solid rgba(56, 189, 248, 0.45);
  background: rgba(14, 165, 233, 0.08);
  border-radius: 1rem;
  padding: 1.25rem;
  box-shadow: 0 8px 32px rgba(14, 165, 233, 0.12);
}

.shareable-link-input {
  user-select: all;
  cursor: text;
  color-scheme: dark;
  background-color: #0a121f !important;
  color: #38bdf8 !important;
  -webkit-text-fill-color: #38bdf8 !important;
  caret-color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.45) !important;
  font-weight: 500;
}

.shareable-link-input:focus {
  outline: none;
  border-color: rgba(56, 189, 248, 0.7) !important;
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.25);
  color: #38bdf8 !important;
  -webkit-text-fill-color: #38bdf8 !important;
}

.shareable-link-input:-webkit-autofill,
.shareable-link-input:-webkit-autofill:hover,
.shareable-link-input:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0 1000px #0a121f inset !important;
  box-shadow: 0 0 0 1000px #0a121f inset !important;
  -webkit-text-fill-color: #38bdf8 !important;
  transition: background-color 9999s ease-out;
}

html[data-theme="light"] .shareable-link-input {
  color-scheme: light;
  color: #0369a1 !important;
  -webkit-text-fill-color: #0369a1 !important;
  caret-color: #0369a1;
  background-color: #e0f2fe !important;
  border-color: rgba(2, 132, 199, 0.45) !important;
}

html[data-theme="light"] .shareable-link-input:-webkit-autofill,
html[data-theme="light"] .shareable-link-input:-webkit-autofill:hover,
html[data-theme="light"] .shareable-link-input:-webkit-autofill:focus {
  -webkit-text-fill-color: #0369a1 !important;
  -webkit-box-shadow: 0 0 0 1000px #e0f2fe inset !important;
  box-shadow: 0 0 0 1000px #e0f2fe inset !important;
}

/* Admin URL log — single line with ellipsis */
.admin-url-oneline {
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.admin-url-table {
  table-layout: fixed;
  width: 100%;
}

.admin-url-table th:nth-child(1),
.admin-url-table td:nth-child(1) {
  width: 10.5rem;
}

.admin-url-table th:nth-child(3),
.admin-url-table td:nth-child(3) {
  width: 12rem;
}

.admin-url-table th:nth-child(4),
.admin-url-table td:nth-child(4) {
  width: 6.5rem;
}

.admin-url-cell {
  overflow: hidden;
  max-width: 0;
}

.admin-expires-cell {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 12rem;
}

.btn-reminder {
  color: #fff !important;
  background: var(--accent) !important;
  border: 1px solid var(--accent-hover);
  box-shadow: none !important;
}
.btn-reminder:hover {
  background: var(--accent-hover) !important;
  transform: none !important;
  box-shadow: none !important;
}
.btn-reminder:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.status-ok {
  color: #4ade80 !important;
}
.status-error {
  color: #f87171 !important;
}
.status-info {
  color: var(--text-muted) !important;
}

/* Flatten leftover gradient utility combos in legacy markup */
.bg-gradient-to-br.from-indigo-500.to-purple-600 {
  background-color: var(--accent) !important;
  background-image: none !important;
}

.bg-clip-text.text-transparent {
  background-image: none !important;
  color: inherit !important;
  -webkit-text-fill-color: inherit !important;
}

.bg-black\/20,
.bg-black\/30 {
  background-color: var(--surface-input) !important;
}

.js-theme-toggle {
  display: none !important;
}

#adEnabled:checked + .ad-toggle-track .ad-toggle-thumb {
  transform: translateX(1.25rem);
}

/* Light theme */
html[data-theme="light"] {
  --bg: #f1f5f9;
  --surface: #ffffff;
  --surface-input: #f8fafc;
  --border: #cbd5e1;
  --accent: #0284c7;
  --accent-hover: #0369a1;
  --accent-muted: rgba(2, 132, 199, 0.15);
  --text: #0f172a;
  --text-muted: #64748b;
}

html[data-theme="light"] body,
html[data-theme="light"] body.bg-animated {
  background: var(--bg) !important;
  color: var(--text) !important;
}

html[data-theme="light"] .text-white {
  color: var(--text) !important;
}
html[data-theme="light"] .text-gray-300 {
  color: #475569 !important;
}
html[data-theme="light"] .text-gray-400,
html[data-theme="light"] .text-gray-500 {
  color: #64748b !important;
}

html[data-theme="light"] .nav-link::after {
  background: var(--accent);
}

/* --- Responsive layout & touch (impeccable adapt) --- */
:root {
  --space-page-y: clamp(2rem, 5vw, 3.5rem);
  --space-shell: clamp(1.15rem, 3.5vw, 2rem);
  --hero-size: clamp(1.85rem, 5vw + 0.5rem, 3.25rem);
  --touch-min: 2.75rem;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body,
body.bg-animated {
  padding-left: max(0px, env(safe-area-inset-left));
  padding-right: max(0px, env(safe-area-inset-right));
}

.site-nav {
  padding-top: env(safe-area-inset-top);
}

.site-main {
  padding-top: var(--space-page-y);
  padding-bottom: var(--space-page-y);
}

.site-footer {
  padding-bottom: max(1.5rem, env(safe-area-inset-bottom));
}

.site-shell {
  padding: var(--space-shell);
}

.hero-title {
  font-size: var(--hero-size) !important;
}

.hero-intro {
  margin-bottom: clamp(2rem, 6vw, 3rem);
}

.hero-pill {
  max-width: calc(100vw - 2rem);
  text-align: left;
}

.hero-pill span:last-child {
  line-height: 1.4;
}

/* Checker: stack paste on narrow viewports; overlay on sm+ */
.checker-field {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.checker-input {
  font-size: max(16px, 0.95rem);
  padding: 0.9rem 1.1rem;
  min-height: var(--touch-min);
  line-height: 1.4;
  word-break: break-all;
}

.checker-field__actions {
  display: flex;
  justify-content: stretch;
}

.checker-paste-btn {
  flex: 1;
  min-height: var(--touch-min);
  padding: 0.65rem 1rem;
  border: 1px solid transparent;
}

@media (min-width: 640px) {
  .checker-field {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: minmax(0, 1fr);
    gap: 0;
  }

  .checker-input {
    grid-column: 1;
    grid-row: 1;
    padding: 1.1rem 7rem 1.1rem 1.25rem;
  }

  .checker-field__actions {
    grid-column: 1;
    grid-row: 1;
    align-self: stretch;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 0.5rem;
    pointer-events: none;
  }

  .checker-paste-btn {
    flex: 0 0 auto;
    pointer-events: auto;
    min-height: 2.5rem;
    padding: 0.5rem 1rem;
  }
}

@media (pointer: coarse) {
  .checker-paste-btn:active,
  .btn-primary:active,
  .btn-reminder:active,
  .mobile-nav-link:active {
    opacity: 0.88;
  }

  .card-hover:hover {
    border-color: var(--border) !important;
  }

  .nav-link:hover::after {
    width: 0;
  }
}

@media (hover: hover) and (pointer: fine) {
  .checker-paste-btn:hover {
    background: rgba(255, 255, 255, 0.18) !important;
  }
}

.icon-btn {
  min-width: var(--touch-min);
  min-height: var(--touch-min);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.mobile-nav-link {
  min-height: var(--touch-min);
  padding: 0.65rem 1rem;
  display: flex;
  align-items: center;
  font-weight: 500;
}

.faq-summary {
  min-height: var(--touch-min);
  padding-top: 0.85rem;
  padding-bottom: 0.85rem;
}

.result-copy-row {
  flex-wrap: wrap;
}

@media (max-width: 639px) {
  .result-copy-row {
    flex-direction: column;
    align-items: stretch;
  }

  .result-copy-btn {
    align-self: flex-end;
    min-width: var(--touch-min);
    min-height: var(--touch-min);
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  #copyLinkSection .btn-primary {
    width: 100%;
    min-height: var(--touch-min);
  }
}

.toast-container {
  top: max(1.5rem, env(safe-area-inset-top));
  right: max(1rem, env(safe-area-inset-right));
  left: max(1rem, env(safe-area-inset-left));
}

@media (min-width: 480px) {
  .toast-container {
    left: auto;
  }
}

/* Bulk page */
.bulk-stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

@media (min-width: 768px) {
  .bulk-stats {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.table-scroll-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
}

.table-scroll-wrap::after {
  content: '';
  display: block;
  height: 0;
}

@media (max-width: 767px) {
  .table-scroll-hint {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
  }
}

@media (min-width: 768px) {
  .table-scroll-hint {
    display: none;
  }
}

.text-accent {
  color: var(--accent) !important;
}

.bulk-textarea {
  font-size: max(16px, 0.875rem);
  min-height: clamp(12rem, 40vh, 20rem);
}

@media (max-width: 639px) {
  .section-features,
  .section-faq {
    margin-bottom: clamp(2.5rem, 8vw, 4rem);
  }

  .feature-stack__grid {
    padding: 1.35rem 0;
  }
}