/* Video capture PDF — hub-aligned surface */

@import url("https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;1,9..40,400&family=Fraunces:ital,opsz,wght@0,9..144,500;0,9..144,600;0,9..144,700&family=IBM+Plex+Mono:wght@500;600&display=swap");

* {
  box-sizing: border-box;
}

:root {
  --eerie-black: hsl(225, 9%, 9%);
  --eerie-black-60: hsla(225, 9%, 9%, 0.55);
  --light-gray-2: hsl(240, 2%, 81%);
  --cultured: hsl(300, 8%, 96%);
  --white: hsl(0, 0%, 100%);
  --accent-mist: hsl(225, 18%, 94%);
  --accent-glow: hsl(230, 35%, 92%);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 280ms;
  --font-serif: "Fraunces", ui-serif, Georgia, serif;
  --font-sans: "DM Sans", system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  --surface: var(--white);
  --border: var(--light-gray-2);
  --muted: var(--eerie-black-60);
  --text: var(--eerie-black);
  --shadow-hover: 4px 4px 0 0 var(--eerie-black);
  --pad-x: max(1rem, env(safe-area-inset-left, 0px));
  --pad-x-end: max(1rem, env(safe-area-inset-right, 0px));
  --pad-y: env(safe-area-inset-bottom, 0px);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: clamp(0.9375rem, 0.88rem + 0.25vw, 1.0625rem);
  margin: 0;
  padding: clamp(1.25rem, 4vw, 2rem) calc(var(--pad-x) + clamp(0.2rem, 1.5vw, 0.65rem))
    calc(var(--pad-y) + 1.5rem) calc(var(--pad-x-end) + clamp(0.2rem, 1.5vw, 0.65rem));
  background-color: var(--white);
  color: var(--text);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  min-height: 100dvh;
  position: relative;
  isolation: isolate;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background:
    radial-gradient(circle at 78% 12%, var(--accent-glow), transparent 52%),
    radial-gradient(circle at 8% 88%, var(--accent-mist), transparent 55%);
  opacity: 0.65;
}

.ambient {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.ambient::before,
.ambient::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(88px);
  opacity: 0.5;
}

.ambient::before {
  width: min(70vw, 480px);
  height: min(70vw, 480px);
  top: -16%;
  right: -10%;
  background: radial-gradient(circle at 30% 30%, var(--accent-glow), transparent 70%);
}

.ambient::after {
  width: min(58vw, 400px);
  height: min(58vw, 400px);
  bottom: -6%;
  left: -12%;
  background: radial-gradient(circle at 70% 70%, var(--accent-mist), transparent 72%);
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--eerie-black);
  outline-offset: 3px;
}

.brand {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: clamp(0.62rem, 0.58rem + 0.12vw, 0.7rem);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--eerie-black-60);
  margin-block-end: clamp(0.75rem, 2vw, 1.25rem);
  padding-block: 0.2rem;
  text-decoration: none;
  transition: color var(--dur) var(--ease-out);
}

.brand:hover,
.brand:focus-visible {
  color: var(--eerie-black);
}

.app {
  max-width: min(1200px, 100%);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

header {
  text-align: left;
  margin-bottom: clamp(1.5rem, 3vw, 2.25rem);
  max-width: min(56ch, 100%);
}

header h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 1.1rem + 3.2vw, 2.85rem);
  font-weight: 600;
  letter-spacing: -0.028em;
  line-height: 1.08;
  color: var(--eerie-black);
}

.subtitle {
  margin: 0.75rem 0 0;
  color: var(--muted);
  font-size: clamp(0.88rem, 0.82rem + 0.2vw, 1rem);
  max-width: 52ch;
}

.tool-try-note {
  margin: 0.85rem 0 0;
  font-size: clamp(0.82rem, 0.78rem + 0.15vw, 0.92rem);
  color: var(--muted);
  max-width: 52ch;
}

.browser-export-note {
  margin: 0.65rem 0 0;
  font-size: clamp(0.8rem, 0.76rem + 0.12vw, 0.88rem);
  color: var(--muted);
  max-width: 56ch;
  line-height: 1.5;
}

.card {
  background: var(--surface);
  padding: clamp(1.25rem, 2.8vw, 1.65rem);
  margin-bottom: clamp(1rem, 2vw, 1.35rem);
  border: 1px solid var(--border);
  transition: border-color var(--dur) var(--ease-out);
}

.card:hover {
  border-color: var(--eerie-black);
}

.card h2 {
  margin: 0 0 1rem;
  font-family: var(--font-serif);
  font-size: clamp(1.02rem, 0.94rem + 0.4vw, 1.22rem);
  font-weight: 600;
  color: var(--eerie-black);
}

.hidden {
  display: none !important;
}

.upload-row-single {
  max-width: 28rem;
}

.upload-box {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.25rem;
  border: 1px dashed var(--border);
  background: var(--cultured);
  cursor: pointer;
  transition: border-color var(--dur) var(--ease-out);
}

.upload-box:hover {
  border-color: var(--eerie-black);
}

.upload-label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.file-name {
  font-size: 0.85rem;
  word-break: break-all;
}

.upload-box:not(.has-file) .file-name {
  color: var(--muted);
  font-style: italic;
}

.file-input-native {
  position: absolute;
  width: 0.01px;
  height: 0.01px;
  opacity: 0;
  overflow: hidden;
  z-index: -1;
}

.output-settings-row {
  margin-top: 1rem;
  max-width: 28rem;
}

.output-settings-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.output-settings-input {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--border);
  font-family: var(--font-sans);
  font-size: 0.95rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1;
  padding: 0.85rem 1.1rem;
  min-height: 44px;
  border: 2px solid var(--eerie-black);
  cursor: pointer;
  transition: color var(--dur) var(--ease-out), background var(--dur) var(--ease-out), transform 0.15s var(--ease-out);
}

.btn-primary {
  background: var(--eerie-black);
  color: var(--white);
}

.btn-primary:hover:not(:disabled) {
  background: var(--white);
  color: var(--eerie-black);
  box-shadow: var(--shadow-hover);
}

.btn-primary:disabled {
  background: var(--light-gray-2);
  color: var(--eerie-black-60);
  border-color: var(--light-gray-2);
  cursor: not-allowed;
  box-shadow: none;
}

.btn-secondary {
  background: var(--white);
  color: var(--eerie-black);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--eerie-black);
  color: var(--white);
  box-shadow: var(--shadow-hover);
}

.btn-secondary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-danger {
  background: hsl(0, 55%, 36%);
  color: var(--white);
  border-color: hsl(0, 55%, 28%);
}

.btn-danger:hover:not(:disabled) {
  background: hsl(0, 55%, 28%);
  box-shadow: var(--shadow-hover);
}

.btn-danger:disabled {
  background: hsl(0, 18%, 78%);
  color: hsla(0, 0%, 100%, 0.75);
  border-color: hsl(0, 12%, 70%);
  cursor: not-allowed;
  box-shadow: none;
}

.error-message {
  margin: 0 0 1rem;
  padding: 0.75rem 1rem;
  background: hsl(0, 42%, 96%);
  border: 1px solid hsl(0, 30%, 85%);
  color: hsl(0, 55%, 32%);
  font-size: 0.9rem;
}

.tour-workspace {
  display: grid;
  grid-template-columns: min(200px, 32vw) 1fr;
  gap: 0;
  min-height: min(72vh, 640px);
  border: 1px solid var(--border);
  background: var(--cultured);
}

@media (max-width: 720px) {
  .tour-workspace {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    min-height: unset;
  }
}

.tour-sidebar {
  border-right: 1px solid var(--border);
  background: var(--white);
  overflow-y: auto;
  max-height: min(72vh, 640px);
}

@media (max-width: 720px) {
  .tour-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border);
    max-height: 160px;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    gap: 0.5rem;
    padding: 0.5rem;
  }
}

.tour-sidebar__inner {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 0.65rem;
}

@media (max-width: 720px) {
  .tour-sidebar__inner {
    flex-direction: row;
    flex-wrap: nowrap;
    width: max-content;
  }
}

.tour-thumb {
  display: block;
  width: 100%;
  padding: 0.35rem;
  border: 2px solid transparent;
  background: var(--cultured);
  cursor: pointer;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--muted);
  transition: border-color var(--dur) var(--ease-out);
}

.tour-thumb:hover {
  border-color: var(--eerie-black-60);
}

.tour-thumb.is-active {
  border-color: var(--eerie-black);
  color: var(--eerie-black);
}

.tour-thumb canvas {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--border);
  background: var(--white);
}

.tour-main {
  display: flex;
  flex-direction: column;
  background: hsl(225, 10%, 12%);
  min-height: 0;
}

.tour-preview-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(0.5rem, 2vw, 1rem);
  min-height: 200px;
}

.tour-preview-wrap canvas {
  max-width: 100%;
  height: auto;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  background: #fff;
}

.tour-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
  padding: 0.85rem 1rem;
  border-top: 1px solid hsl(225, 8%, 22%);
  background: hsl(225, 9%, 10%);
}

.tour-toolbar .btn {
  width: auto;
  margin: 0;
}

.tour-toolbar__record {
  min-width: 11.5rem;
}

.tour-toolbar__status {
  flex: 1;
  min-width: 8rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: hsla(0, 0%, 100%, 0.55);
}

.tour-toolbar__status strong {
  color: hsl(0, 0%, 100%);
  font-weight: 600;
}

.settings-backdrop {
  position: fixed;
  inset: 0;
  z-index: 50;
  background: hsla(225, 9%, 9%, 0.4);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.settings-backdrop[hidden] {
  display: none;
}

.settings-modal.card-like {
  background: var(--surface);
  border: 1px solid var(--border);
  max-width: min(28rem, 100%);
  width: 100%;
  padding: 0;
  position: relative;
  box-shadow: var(--shadow-hover);
  transition: border-color var(--dur) var(--ease-out);
}

.settings-modal.card-like:hover {
  border-color: var(--eerie-black);
}

.settings-modal__header {
  display: grid;
  grid-template-columns: 1fr auto;
  grid-template-rows: auto auto;
  gap: 0.15rem 0.75rem;
  padding: clamp(1.1rem, 2.5vw, 1.35rem) clamp(1.1rem, 2.5vw, 1.35rem) 0.85rem;
  border-bottom: 1px solid var(--border);
  align-items: start;
}

.settings-modal__kicker {
  grid-column: 1;
  grid-row: 1;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.settings-modal__title {
  grid-column: 1;
  grid-row: 2;
  margin: 0;
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 0.95rem + 0.35vw, 1.2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--eerie-black);
  line-height: 1.2;
}

.settings-modal__close {
  grid-column: 2;
  grid-row: 1 / span 2;
  align-self: center;
  margin: 0;
  padding: 0.55rem 0.75rem;
  min-height: auto;
}

.settings-modal__body {
  padding: clamp(1rem, 2.2vw, 1.25rem) clamp(1.1rem, 2.5vw, 1.35rem);
  background: var(--cultured);
  border-bottom: 1px solid var(--border);
}

.settings-field {
  margin-bottom: 1rem;
  padding: 0.85rem 0.95rem;
  background: var(--white);
  border: 1px solid var(--border);
}

.settings-field:last-of-type {
  margin-bottom: 0;
}

.settings-field--checkbox {
  padding: 0.75rem 0.95rem;
}

.settings-field__checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-family: var(--font-sans);
  font-size: clamp(0.82rem, 0.78rem + 0.12vw, 0.9rem);
  line-height: 1.45;
  color: var(--text);
  cursor: pointer;
}

.settings-field__checkbox {
  margin: 0.2rem 0 0;
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  accent-color: var(--eerie-black);
}

.settings-field__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.45rem;
}

.settings-field__range,
.settings-field__select {
  width: 100%;
}

.settings-field__select {
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--border);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  background: var(--white);
  color: var(--text);
}

.settings-range-val {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text);
  margin: 0.35rem 0 0;
}

.settings-modal__hint {
  margin: 1rem 0 0;
  font-size: clamp(0.8rem, 0.76rem + 0.12vw, 0.88rem);
  color: var(--muted);
  line-height: 1.5;
  max-width: 52ch;
}

.settings-modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
  padding: clamp(0.85rem, 2vw, 1rem) clamp(1.1rem, 2.5vw, 1.35rem);
  background: var(--surface);
}

.settings-modal__done {
  min-width: 7rem;
}

.app-who-for p,
.app-faq p {
  margin: 0 0 0.75rem;
  color: var(--muted);
}

.app-faq h3 {
  margin: 1rem 0 0.35rem;
  font-size: 0.95rem;
  color: var(--eerie-black);
}