/* WrapCalc marketing site — "Carbon & Cone", ported from the app's DESIGN.md. */

@font-face {
  font-family: 'Oswald';
  src: url('/fonts/Oswald-Variable.woff2') format('woff2');
  font-weight: 200 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'IBM Plex Sans';
  src: url('/fonts/IBMPlexSans-Variable.woff2') format('woff2');
  font-weight: 100 700;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'IBM Plex Mono';
  src: url('/fonts/IBMPlexMono-Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'IBM Plex Mono';
  src: url('/fonts/IBMPlexMono-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  /* Dark palette (default) — "Carbon & Cone" */
  --background: #131415;
  --surface: #1c1e20;
  --surface-elevated: #232527;
  --primary: #a7abb2;
  --on-primary: #16171a;
  --accent: #ff8a42;
  --accent-2: #ff5f6d;
  --on-accent: #2b1200;
  /* Accent as running text needs its own token: #ff8a42 clears AA on
     carbon (7.87:1), but the light-mode accent #ff6a13 is only 2.54:1 on
     the light background, so small text there uses this darker burnt-
     orange instead. Reserve --accent itself for buttons, borders, icons
     and other non-text uses where the 3:1 threshold applies. */
  --accent-text: #ff8a42;
  --text-primary: #f2f2f1;
  --text-secondary: #a7acb2;
  --border: #2e3033;
  --success: #4fbe84;
  --warning: #d99a2b;
  --error: #e2685a;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-xxl: 48px;
  --space-xxxl: 64px;

  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shift: -10deg;
  color-scheme: dark;
}

:root[data-theme='light'] {
  --background: #f1f1f0;
  --surface: #ffffff;
  --surface-elevated: #f7f7f6;
  --primary: #2b2e33;
  --on-primary: #f4f4f3;
  --accent: #ff6a13;
  --accent-2: #ff8a42;
  --on-accent: #241000;
  --accent-text: #a43d00;
  --text-primary: #1c1d1f;
  --text-secondary: #62666c;
  --border: #dbdcdc;
  --success: #1f8a55;
  --warning: #a66b00;
  --error: #c23b2e;
  color-scheme: light;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme='dark']) {
    --background: #f1f1f0;
    --surface: #ffffff;
    --surface-elevated: #f7f7f6;
    --primary: #2b2e33;
    --on-primary: #f4f4f3;
    --accent: #ff6a13;
    --accent-2: #ff8a42;
    --on-accent: #241000;
    --accent-text: #a43d00;
    --text-primary: #1c1d1f;
    --text-secondary: #62666c;
    --border: #dbdcdc;
    --success: #1f8a55;
    --warning: #a66b00;
    --error: #c23b2e;
    color-scheme: light;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  background: var(--background);
  color: var(--text-primary);
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

/* Several components below set their own `display` (flex, grid, etc.),
   which by normal cascade rules beats the browser's default [hidden]
   rule even without a specificity difference, since author styles are
   applied after the UA stylesheet. This keeps the hidden attribute
   authoritative everywhere on the site, so toggling `.hidden = true` in
   JS always actually hides the element. */
[hidden] {
  display: none !important;
}

a {
  color: var(--accent-text);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--accent);
  color: var(--on-accent);
  padding: 10px 16px;
  border-radius: 0 0 var(--radius-sm) 0;
  font-family: 'IBM Plex Sans', sans-serif;
  font-weight: 600;
}

.skip-link:focus {
  left: 0;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }
}

h1,
h2,
h3,
h4 {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  line-height: 1.05;
  margin: 0;
}

h1 {
  font-size: clamp(40px, 8vw, 84px);
}

h2 {
  font-size: clamp(28px, 5vw, 44px);
}

h3 {
  font-size: 22px;
}

p {
  margin: 0;
}

.eyebrow {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-text);
}

.lede {
  font-size: 19px;
  color: var(--text-secondary);
  max-width: 56ch;
}

.mono {
  font-family: 'IBM Plex Mono', monospace;
}

/* --- Header --- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--background) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.site-header__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-primary);
  text-decoration: none;
}

.brand__icon {
  width: 28px;
  height: 28px;
  color: var(--accent-text);
}

.brand__name {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 20px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav__links {
  display: flex;
  gap: var(--space-lg);
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav__links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
}

.nav__links a:hover,
.nav__links a[aria-current='page'] {
  color: var(--text-primary);
}

.nav__toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
}

@media (max-width: 760px) {
  .nav__links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: var(--space-sm) 0;
  }
  .nav__links.is-open {
    display: flex;
  }
  .nav__links a {
    padding: var(--space-md) var(--space-lg);
    display: block;
  }
  .nav__toggle {
    display: inline-flex;
  }
}

/* --- Buttons --- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  text-decoration: none;
  border-radius: var(--radius-sm);
  padding: 14px 28px;
  min-height: 44px;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn--accent {
  background: var(--accent);
  color: var(--on-accent);
}

.btn--outline {
  background: transparent;
  border-color: var(--border);
  color: var(--text-primary);
}

.btn--outline:hover {
  border-color: var(--accent);
}

/* --- Hero --- */

.hero {
  position: relative;
  padding: var(--space-xxxl) 0 var(--space-xxl);
  overflow: hidden;
}

.hero__glow {
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 560px;
  pointer-events: none;
  z-index: 0;
  background: conic-gradient(
    from calc(180deg + var(--shift)),
    var(--accent),
    var(--accent-2),
    transparent 45%,
    transparent 55%,
    var(--accent-2),
    var(--accent)
  );
  opacity: 0.18;
  filter: blur(60px);
  transition: opacity 0.4s ease;
}

@media (prefers-reduced-motion: reduce) {
  .hero__glow {
    background: radial-gradient(60% 60% at 30% 20%, var(--accent) 0%, transparent 70%);
    opacity: 0.14;
  }
}

.hero__content {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--space-lg);
}

.hero__actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-top: var(--space-sm);
}

.hero__meta {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
  margin-top: var(--space-lg);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--text-secondary);
}

.hero__meta span {
  border-left: 2px solid var(--accent);
  padding-left: var(--space-sm);
}

/* --- Sections --- */

.section {
  padding: var(--space-xxxl) 0;
  border-top: 1px solid var(--border);
}

.section__head {
  max-width: 640px;
  margin-bottom: var(--space-xl);
  display: grid;
  gap: var(--space-sm);
}

/* --- Showcase (screenshot + copy pairs) --- */

.showcase {
  display: grid;
  gap: var(--space-xxl);
}

.showcase__item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-xl);
  align-items: start;
}

.showcase__item--reverse .showcase__figure {
  order: 2;
}

.showcase__figure {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  justify-content: center;
}

.showcase__figure img {
  border-radius: var(--radius-sm);
  max-height: 640px;
  width: auto;
}

.showcase__copy {
  display: grid;
  gap: var(--space-sm);
  align-content: start;
}

.showcase__spec {
  margin-top: var(--space-md);
  display: grid;
  gap: 6px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
  color: var(--text-secondary);
  border-top: 1px solid var(--border);
  padding-top: var(--space-md);
}

.showcase__spec strong {
  color: var(--text-primary);
  font-weight: 700;
}

.disclaimer-note {
  margin-top: var(--space-md);
  padding: var(--space-md);
  border: 1px solid var(--error);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--error) 12%, transparent);
  color: var(--text-primary);
  font-size: 14px;
}

@media (max-width: 900px) {
  .showcase__item,
  .showcase__item--reverse .showcase__figure {
    grid-template-columns: 1fr;
    order: initial;
  }
  .showcase__item {
    grid-template-columns: 1fr;
  }
}

/* --- Free calculator --- */

.calculator {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: grid;
  gap: var(--space-lg);
}

.field {
  display: grid;
  gap: var(--space-xs);
}

.field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.field select,
.field input {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 16px;
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 12px 14px;
  min-height: 44px;
}

.field select:focus,
.field input:focus,
.search-result:focus-visible,
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent-text);
  outline-offset: 2px;
}

.search-wrap {
  position: relative;
}

.search-results {
  position: absolute;
  z-index: 5;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  list-style: none;
  margin: 0;
  padding: var(--space-xs);
  max-height: 260px;
  overflow-y: auto;
}

.search-result {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: var(--text-primary);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-sm);
  display: flex;
  justify-content: space-between;
  gap: var(--space-md);
  cursor: pointer;
  font-family: 'IBM Plex Sans', sans-serif;
  font-size: 14px;
}

.search-result:hover {
  background: var(--surface);
}

.search-result__meta {
  font-family: 'IBM Plex Mono', monospace;
  color: var(--text-secondary);
  font-size: 12px;
  white-space: nowrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--surface-elevated);
  border: 1px solid var(--accent-text);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 14px;
  width: fit-content;
}

.chip button {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  padding: 0;
}

.base-area-note {
  font-size: 13px;
  color: var(--text-secondary);
}

.result-primary {
  background: var(--surface-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: grid;
  gap: var(--space-xs);
}

.result-primary__label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

.result-primary__value {
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 700;
  font-size: 32px;
  color: var(--text-primary);
}

.result-primary__sub {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 15px;
  color: var(--accent-text);
}

.roll-compare {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: grid;
  gap: var(--space-sm);
}

.roll-compare__label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

.roll-compare__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.roll-compare__item {
  display: grid;
  gap: 2px;
}

.roll-compare__width {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--text-secondary);
}

.roll-compare__value {
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 700;
  font-size: 20px;
  color: var(--text-primary);
}

.roll-compare__note {
  font-size: 13px;
  color: var(--text-secondary);
}

@media (max-width: 640px) {
  .roll-compare__row {
    grid-template-columns: 1fr;
  }
}

.calc-disclaimer {
  font-size: 13px;
  color: var(--text-secondary);
  border-top: 1px solid var(--border);
  padding-top: var(--space-md);
}

/* --- Pricing --- */

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.price-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: grid;
  gap: var(--space-sm);
}

.price-card__amount {
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 700;
  font-size: 40px;
  color: var(--text-primary);
}

.price-card__period {
  font-size: 14px;
  color: var(--text-secondary);
}

@media (max-width: 860px) {
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}

/* --- Feature spec table --- */

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 14px;
}

.spec-table th,
.spec-table td {
  text-align: left;
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--border);
}

.spec-table th {
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.06em;
}

/* --- Simple content pages (privacy, support, terms) --- */

.doc {
  max-width: 760px;
  margin: 0 auto;
  padding: var(--space-xxl) var(--space-lg) var(--space-xxxl);
  display: grid;
  gap: var(--space-lg);
}

.doc h2 {
  margin-top: var(--space-xl);
}

.doc p,
.doc li {
  color: var(--text-secondary);
  font-size: 16px;
}

.doc ul {
  padding-left: 1.2em;
  display: grid;
  gap: var(--space-sm);
}

.doc__updated {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  color: var(--text-secondary);
}

.contact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

/* --- Footer --- */

.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-xl) 0;
}

.site-footer__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.site-footer__links {
  display: flex;
  gap: var(--space-lg);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer__links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
}

.site-footer__links a:hover {
  color: var(--text-primary);
}

/* --- Launch-notice signup --- */

.signup {
  margin-top: var(--space-xl);
  max-width: 480px;
}

.signup__field {
  display: grid;
  gap: var(--space-sm);
}

.signup__field > label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.signup__row {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.signup__row input {
  flex: 1 1 240px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 16px;
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 12px 14px;
  min-height: 44px;
}

.signup__row input:focus {
  outline: 2px solid var(--accent-text);
  outline-offset: 2px;
}

.signup__row .btn {
  flex: 0 0 auto;
}

.signup__hp {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.signup__status {
  font-size: 14px;
  min-height: 1.4em;
}

.signup__status[data-state='ok'] {
  color: var(--accent-text);
}

.signup__status[data-state='error'] {
  color: var(--error);
}

.signup__fine {
  font-size: 13px;
  color: var(--text-secondary);
}

.signup__fine a {
  color: var(--text-secondary);
  text-decoration: underline;
}

.site-footer__fine {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: var(--space-lg);
}