:root {
  --bg: #ffffff;
  --text: #0b0b0f;
  --muted: #5b5b66;
  --line: rgba(0, 0, 0, 0.08);
  --soft: rgba(0, 0, 0, 0.03);
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
  --nav-bg: rgba(255, 255, 255, 0.78);
  --surface: #ffffff;
  --surface-2: #fafafa;
  --surface-3: #f6f6f8;
  --surface-4: #f9f9fb;
  --surface-5: #fbfbfc;
  --card-shadow: 0 12px 40px rgba(0, 0, 0, 0.06);
  --elev-shadow: 0 18px 60px rgba(0, 0, 0, 0.06);
  --btn-bg: #ffffff;
  --btn-hover-bg: #fafafa;
  --btn-hover-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  --btn-primary-bg: #0b0b0f;
  --btn-primary-hover: #11111a;
  --btn-primary-text: #ffffff;
  --btn-primary-border: rgba(0, 0, 0, 0.12);
  --focus-ring: #2c6bed;
  --scroll-btn-bg: rgba(255, 255, 255, 0.92);
  --scroll-btn-hover: #ffffff;
  --floating-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
  --kicker-dot: #2b2b34;
  --spark-start: rgba(0, 0, 0, 0.15);
  --spark-end: rgba(0, 0, 0, 0.03);
  --cursor-bg: rgba(0, 0, 0, 0.6);
  --star-off: rgba(0, 0, 0, 0.22);
  --star-on: rgba(0, 0, 0, 0.82);
  --mark-border: rgba(0, 0, 0, 0.1);
  --mark-shadow-inset: rgba(255, 255, 255, 0.65);
  --mark-shadow-drop: rgba(0, 0, 0, 0.1);
  --mark-shadow-hover: rgba(0, 0, 0, 0.14);
  --theme-toggle-dark-bg: #0b0b0f;
  --theme-toggle-dark-line: rgba(255, 255, 255, 0.2);
  --theme-toggle-dark-hover: #11111a;
  --theme-toggle-dark-text: #ffffff;
  --radius: 18px;
  --max: 1120px;
}

[data-theme='dark'] {
  --bg: #0e1116;
  --text: #f3f5f8;
  --muted: #b8c0cc;
  --line: rgba(255, 255, 255, 0.14);
  --soft: rgba(255, 255, 255, 0.08);
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
  --nav-bg: rgba(14, 17, 22, 0.82);
  --surface: #151b24;
  --surface-2: #1b2230;
  --surface-3: #161d28;
  --surface-4: #121923;
  --surface-5: #1a2230;
  --card-shadow: 0 14px 44px rgba(0, 0, 0, 0.35);
  --elev-shadow: 0 22px 64px rgba(0, 0, 0, 0.42);
  --btn-bg: #171f2a;
  --btn-hover-bg: #202a38;
  --btn-hover-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
  --btn-primary-bg: #f3f5f8;
  --btn-primary-hover: #ffffff;
  --btn-primary-text: #0b0b0f;
  --btn-primary-border: rgba(255, 255, 255, 0.28);
  --focus-ring: #6aa9ff;
  --scroll-btn-bg: rgba(21, 27, 36, 0.95);
  --scroll-btn-hover: #1f2735;
  --floating-shadow: 0 10px 24px rgba(0, 0, 0, 0.45);
  --kicker-dot: #8ea4c5;
  --spark-start: rgba(255, 255, 255, 0.35);
  --spark-end: rgba(255, 255, 255, 0.08);
  --cursor-bg: rgba(255, 255, 255, 0.85);
  --star-off: rgba(255, 255, 255, 0.32);
  --star-on: rgba(255, 255, 255, 0.86);
  --mark-border: rgba(255, 255, 255, 0.28);
  --mark-shadow-inset: rgba(255, 255, 255, 0.1);
  --mark-shadow-drop: rgba(0, 0, 0, 0.4);
  --mark-shadow-hover: rgba(0, 0, 0, 0.55);
  --theme-toggle-dark-bg: #090d14;
  --theme-toggle-dark-line: rgba(255, 255, 255, 0.25);
  --theme-toggle-dark-hover: #101622;
  --theme-toggle-dark-text: #ffffff;
}

/* Fallback defensivo para evitar blocos claros em dark mode com cache de CSS antigo */
[data-theme='dark'] .mock,
[data-theme='dark'] .card,
[data-theme='dark'] .cta,
[data-theme='dark'] .tile,
[data-theme='dark'] .pill,
[data-theme='dark'] .state {
  background: var(--surface);
  color: var(--text);
  border-color: var(--line);
}
[data-theme='dark'] .cover {
  background: linear-gradient(180deg, var(--surface), var(--surface-3));
}
[data-theme='dark'] .mock {
  background: linear-gradient(180deg, var(--surface), var(--surface-5));
  box-shadow: var(--shadow);
}
[data-theme='dark'] .cta,
[data-theme='dark'] .state {
  background: linear-gradient(180deg, var(--surface), var(--surface-4));
  box-shadow: var(--elev-shadow);
}
[data-theme='dark'] .dot {
  background: var(--surface);
}
[data-theme='dark'] .spark {
  background: linear-gradient(90deg, var(--spark-start), var(--spark-end));
}
[data-theme='dark'] .stars .off {
  fill: var(--star-off);
}
[data-theme='dark'] .stars .on {
  fill: var(--star-on);
}
[data-theme='dark'] .pill--reading {
  color: #a4dfbf;
  border-color: rgba(130, 210, 163, 0.32);
  background: rgba(80, 184, 117, 0.18);
}
[data-theme='dark'] .pill--to-read {
  color: #f0d79a;
  border-color: rgba(227, 191, 103, 0.35);
  background: rgba(213, 169, 64, 0.2);
}
[data-theme='dark'] .pill--done {
  color: #c3c9d3;
  border-color: rgba(176, 186, 198, 0.28);
  background: rgba(141, 152, 168, 0.16);
}
[data-theme='dark'] .pill--dropped {
  color: #f0c0c6;
  border-color: rgba(216, 146, 156, 0.34);
  background: rgba(184, 98, 109, 0.2);
}
[data-theme='dark'] .pill--neutral {
  color: #c3c9d3;
  border-color: rgba(176, 186, 198, 0.28);
  background: rgba(141, 152, 168, 0.16);
}

* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  padding-top: 64px;
  background: var(--bg);
  color: var(--text);
  font-family:
    -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Segoe UI', Roboto, Inter,
    Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 22px;
}
[hidden] {
  display: none !important;
}

.global-state {
  width: min(var(--max), calc(100% - 44px));
  margin: 12px auto 0;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--surface), var(--surface-4));
  color: var(--muted);
  line-height: 1.5;
  display: none;
}

.global-state.is-visible {
  display: block;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: 10px;
  z-index: 120;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
  transform: translateY(-130%);
  transition: transform 0.2s ease;
}
.skip-link:focus-visible {
  transform: translateY(0);
}

a:focus-visible,
button:focus-visible,
[role='button']:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

/* Top bar */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 50;
  background: var(--nav-bg);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 650;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.mark {
  width: 28px;
  height: 28px;
  border-radius: 10px;
  overflow: hidden;
  background: url('/favicon-48.png') center / cover no-repeat;

  border: 1px solid var(--mark-border);
  box-shadow:
    0 1px 0 var(--mark-shadow-inset) inset,
    0 10px 24px var(--mark-shadow-drop);
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease;
}
.brand:hover .mark {
  transform: translateY(-1px);
  box-shadow:
    0 1px 0 var(--mark-shadow-inset) inset,
    0 14px 30px var(--mark-shadow-hover);
}

.links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}
.links a {
  padding: 8px 10px;
  border-radius: 10px;
}
.links a:hover {
  background: var(--soft);
  color: var(--text);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 10px;
}
.header-search {
  height: 40px;
  width: 170px;
  min-width: 170px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-2);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 4px 4px 12px;
}
.header-search[hidden] {
  display: none !important;
}
.header-search-input {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  font-size: 15px;
  line-height: 1.2;
  width: 100%;
  min-width: 0;
  outline: 0;
}
.header-search-input::-webkit-search-cancel-button,
.header-search-input::-webkit-search-decoration {
  -webkit-appearance: none;
  appearance: none;
}
.header-search-input::placeholder {
  color: var(--muted);
  opacity: 0.9;
}
.header-search-clear {
  width: 30px;
  height: 30px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  cursor: pointer;
}
.header-search-clear[hidden] {
  display: none !important;
}
.header-search-clear svg {
  width: 16px;
  height: 16px;
  display: block;
}
.header-search-clear:hover {
  background: var(--soft);
  color: var(--text);
}
.header-search-key {
  flex: 0 0 auto;
  min-width: 44px;
  height: 30px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 650;
  letter-spacing: -0.01em;
  padding: 0 8px;
}

.btn {
  appearance: none;
  border: 1px solid var(--line);
  background: var(--btn-bg);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition:
    transform 0.15s ease,
    box-shadow 0.15s ease,
    background 0.15s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover {
  background: var(--btn-hover-bg);
  box-shadow: var(--btn-hover-shadow);
  transform: translateY(-1px);
}
.btn:active {
  transform: translateY(0px);
  box-shadow: none;
}
.btn.is-disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.btn.primary {
  border-color: var(--btn-primary-border);
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
}
.btn.primary:hover {
  background: var(--btn-primary-hover);
}
.icon-btn {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 999px;
}
.icon-btn svg {
  width: 18px;
  height: 18px;
  display: block;
}
.theme-toggle[data-theme-mode='dark'] {
  background: var(--theme-toggle-dark-bg);
  border-color: var(--theme-toggle-dark-line);
  color: var(--theme-toggle-dark-text);
}
.theme-toggle[data-theme-mode='dark']:hover {
  background: var(--theme-toggle-dark-hover);
}
.nav-toggle {
  --label-w: 0px;
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 999px;
  overflow: hidden;
  gap: 0;
  justify-content: center;
  transition:
    width 0.2s ease,
    gap 0.2s ease,
    padding 0.2s ease,
    transform 0.15s ease,
    box-shadow 0.15s ease,
    background 0.15s ease;
}
.nav-toggle svg {
  width: 18px;
  height: 18px;
  display: block;
  flex: 0 0 auto;
}
.nav-label {
  max-width: 0;
  opacity: 0;
  overflow: hidden;
  white-space: nowrap;
  transition:
    max-width 0.2s ease,
    opacity 0.15s ease;
}
.nav-toggle:hover,
.nav-toggle:focus-visible {
  width: calc(55px + var(--label-w));
  padding: 0 12px;
  gap: 8px;
  justify-content: flex-start;
}
.nav-toggle:hover .nav-label,
.nav-toggle:focus-visible .nav-label {
  max-width: var(--label-w);
  opacity: 1;
}

footer {
  border-top: 1px solid var(--line);
  padding: 24px 0 40px;
  color: var(--muted);
  font-size: 13px;
}
.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.scroll-top-btn {
  position: fixed;
  right: max(calc((100vw - var(--max)) / 2 + 22px), 16px);
  bottom: clamp(16px, 2vw, 24px);
  width: 44px;
  height: 44px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--scroll-btn-bg);
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--floating-shadow);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    background 0.15s ease;
  opacity: 0;
  transform: translateY(6px);
  pointer-events: none;
  z-index: 60;
}
.scroll-top-btn svg {
  width: 20px;
  height: 20px;
}
.scroll-top-btn.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.scroll-top-btn:hover {
  background: var(--scroll-btn-hover);
}

@media (max-width: 980px) {
  .header-search {
    min-width: 184px;
  }
}
@media (max-width: 640px) {
  .header-search {
    min-width: 0;
    width: 152px;
  }
  .header-search-key {
    display: none;
  }
}