/*
 * PatPDFs static site — the page's own styles, in patenttk.com's language.
 *
 * Copyright (c) 2025 Brown Dog Software LLC. All Rights Reserved.
 *
 * The values are patenttk.com's Twenty Twenty-Five global styles as rendered
 * on 2026-10-31 (palette, Manrope, the fluid type scale, the spacing scale,
 * the 645px/1340px content and wide widths, the black-on-base button). Kept
 * as custom properties under plain names; the two `--wp--preset--*` names at
 * the end exist only because app.css — shared with the WordPress plugin —
 * reads them. app.css carries the downloader's structural styles; this file
 * restyles its blue buttons and gray toggles to the site palette below it.
 */

@font-face {
  font-family: Manrope;
  font-style: normal;
  font-weight: 200 800;
  font-display: fallback;
  src: url("../fonts/Manrope-VariableFont_wght.woff2") format("woff2");
}

:root {
  color-scheme: light;
  --color-base: #F8F7F5;
  --color-contrast: #191919;
  --color-accent-1: #FFFFFF;
  --color-accent-2: #1d4687;
  --color-accent-3: #191919;
  --color-accent-4: #5F5F5F;
  --color-accent-5: #F1EEE9;
  --color-accent-6: #19191933;
  --color-border: #dddddd;
  --font-sans: Manrope, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, "Courier New", monospace;
  --size-small: 0.875rem;
  --size-medium: clamp(1rem, 1rem + ((1vw - 0.2rem) * 0.196), 1.125rem);
  --size-large: clamp(1.125rem, 1.125rem + ((1vw - 0.2rem) * 0.392), 1.375rem);
  --size-x-large: clamp(1.75rem, 1.75rem + ((1vw - 0.2rem) * 0.392), 2rem);
  --size-xx-large: clamp(2.15rem, 2.15rem + ((1vw - 0.2rem) * 1.333), 3rem);
  --space-20: 10px;
  --space-30: 20px;
  --space-40: 30px;
  --space-50: clamp(30px, 5vw, 50px);
  --space-60: clamp(30px, 7vw, 70px);
  --space-70: clamp(50px, 7vw, 90px);
  --content-size: 645px;
  --wide-size: 1340px;
  /* Read by app.css (shared with the plugin), where a theme would define them. */
  --wp--preset--color--background: var(--color-accent-1);
  --wp--preset--color--link: var(--color-accent-2);
  --wp--preset--color--link-hover: var(--color-accent-2);
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  background-color: var(--color-base);
  color: var(--color-accent-4);
  font-family: var(--font-sans);
  font-size: var(--size-medium);
  font-weight: 300;
  letter-spacing: -0.1px;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--color-accent-3);
  font-weight: 400;
  letter-spacing: -0.1px;
  line-height: 1.125;
  margin: 1.2em 0 0.5em;
}

h1 {
  font-size: var(--size-xx-large);
  margin-top: 0;
}

h2 {
  font-size: var(--size-x-large);
}

h3 {
  font-size: var(--size-large);
}

p,
ul,
ol {
  margin: 0 0 1em;
}

a {
  color: var(--color-accent-2);
  text-decoration: underline;
  text-underline-offset: 0.12em;
}

a:hover {
  text-decoration: none;
}

strong {
  font-weight: 600;
  color: var(--color-accent-3);
}

button {
  font: inherit;
  cursor: pointer;
}

/* ── Header ─────────────────────────────────────────────────────────────── */

.site-header {
  border-bottom: 1px solid var(--color-border);
  padding: 18px 24px;
}

.site-header__inner,
.site-footer__inner {
  max-width: var(--wide-size);
  margin: 0 auto;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--color-accent-3);
  font-size: var(--size-medium);
  font-weight: 700;
  letter-spacing: -0.5px;
  text-decoration: none;
}

.brand:hover {
  text-decoration: underline;
}

.brand img {
  width: 36px;
  height: 36px;
  display: block;
}

.brand__by {
  color: var(--color-accent-4);
  font-size: var(--size-small);
  font-weight: 400;
  letter-spacing: -0.1px;
  margin-left: 2px;
}

/* The one button shape, patenttk.com's: black on the base color, square. */
.btn {
  display: inline-block;
  background: var(--color-contrast);
  color: var(--color-base);
  border: 0;
  padding: 1rem 2.25rem;
  font-weight: 600;
  text-decoration: none;
  line-height: 1.2;
}

.btn:hover,
.btn:focus-visible {
  background: var(--color-accent-2);
  color: var(--color-base);
  text-decoration: none;
}

.btn--small {
  padding: 0.55rem 1.1rem;
  font-size: var(--size-small);
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: var(--color-accent-4);
  text-decoration: none;
  font-size: var(--size-medium);
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-accent-2);
}

.site-nav a.btn,
.site-nav a.btn:hover {
  color: var(--color-base);
}

/* ── Content ────────────────────────────────────────────────────────────── */

.site-main {
  max-width: var(--content-size);
  margin: 0 auto;
  padding: var(--space-50) var(--space-50) var(--space-60);
}

.site-main--wide {
  max-width: 800px;
}

.hero-title {
  text-align: center;
  padding: var(--space-30) 0 var(--space-20);
}

.lede {
  text-align: center;
  font-size: var(--size-large);
  max-width: 40rem;
  margin: 0 auto var(--space-40);
}

/* ── The Patent Toolkit section, below the downloader ───────────────────── */

.toolkit {
  margin-top: var(--space-60);
  padding-top: var(--space-50);
  border-top: 1px solid var(--color-border);
}

.toolkit__eyebrow {
  font-size: var(--size-small);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0 0 0.5em;
}

.toolkit h2 {
  margin-top: 0;
}

.toolkit__rows {
  list-style: none;
  padding: 0;
  margin: var(--space-30) 0;
  display: grid;
  gap: var(--space-20);
}

.toolkit__rows li {
  padding-left: 1.1rem;
  border-left: 3px solid var(--color-accent-2);
}

.toolkit__rows strong {
  font-weight: 600;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-20) var(--space-30);
  margin: var(--space-30) 0 var(--space-20);
}

.cta-row__secondary {
  font-weight: 600;
}

.toolkit__note {
  font-size: var(--size-small);
  margin-bottom: var(--space-40);
}

.toolkit__figure {
  margin: 0;
}

.toolkit__figure img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--color-border);
  border-radius: 12px;
}

.toolkit__figure figcaption {
  font-size: var(--size-small);
  margin-top: 0.75em;
}

.faq h3 {
  font-size: var(--size-medium);
  font-weight: 600;
  margin: 1.4em 0 0.35em;
}

details.instructions {
  margin: var(--space-30) 0;
}

details.instructions summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--color-accent-3);
}

details.instructions ol {
  margin-top: var(--space-20);
  padding-left: 1.25rem;
}

details.instructions ul {
  margin: 0.25rem 0 0.75rem;
  padding-left: 1.25rem;
}

/* ── Footer ─────────────────────────────────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 40px 24px 24px;
}

.site-footer__inner {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
}

@media (max-width: 781px) {
  .site-footer__inner {
    grid-template-columns: 1fr;
  }
}

.footer-brand .brand img {
  width: 32px;
  height: 32px;
}

.footer-brand p {
  margin: 0.75em 0 0;
}

.site-footer h4 {
  font-size: var(--size-small);
  margin: 0 0 0.75em;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: var(--size-small);
}

.site-footer li {
  margin: 0 0 0.5em;
}

.site-footer li a {
  color: var(--color-accent-4);
  text-decoration: none;
}

.site-footer li a:hover {
  color: var(--color-accent-2);
}

.copyright {
  text-align: center;
  font-size: var(--size-small);
  padding-top: var(--space-30);
  margin: 0;
}

/* ── The downloader, restyled to the palette ────────────────────────────── */
/* app.css ships the structure for the plugin and the static site alike; the
   colors it carries are the old page's blues and grays. Everything below is
   an override and is deliberately scoped under .patpdfs-app. */

.patpdfs-app fieldset,
.patpdfs-app textarea,
.patpdfs-app .status-legend,
.patpdfs-app .need-list,
.patpdfs-app .toolkit-offer {
  border-color: var(--color-border);
}

.patpdfs-app fieldset {
  border-radius: 18px;
  padding: var(--space-30);
}

.patpdfs-app legend {
  color: var(--color-accent-3);
}

.patpdfs-app textarea {
  background: var(--color-accent-1);
  color: var(--color-contrast);
  font-family: var(--font-mono);
}

.patpdfs-app textarea:focus-visible {
  outline: 2px solid var(--color-accent-2);
  outline-offset: 1px;
}

.patpdfs-app .hint {
  font-size: var(--size-small);
}

.patpdfs-app #primaryActions .btn {
  border-radius: 0;
  padding: 1rem 2.25rem;
  font-weight: 600;
}

.patpdfs-app #primaryActions .button-primary {
  background: var(--color-contrast);
  color: var(--color-base);
  box-shadow: none;
}

.patpdfs-app #primaryActions .button-primary:hover,
.patpdfs-app #primaryActions .button-primary:focus-visible {
  background: var(--color-accent-2);
  color: var(--color-base);
  box-shadow: none;
}

.patpdfs-app #primaryActions .button-primary:disabled,
.patpdfs-app #primaryActions .button-primary[aria-disabled="true"] {
  background: var(--color-accent-6);
  color: var(--color-base);
}

.patpdfs-app #primaryActions .button-secondary {
  background: var(--color-accent-5);
  color: var(--color-accent-4);
}

.patpdfs-app #primaryActions .button-secondary:hover,
.patpdfs-app #primaryActions .button-secondary:focus-visible {
  background: var(--color-border);
  color: var(--color-contrast);
}

.patpdfs-app #primaryActions .button-secondary:disabled,
.patpdfs-app #primaryActions .button-secondary[aria-disabled="true"] {
  background: var(--color-accent-5);
  color: var(--color-accent-6);
}

.patpdfs-app .status-toggle {
  border-radius: 0;
  background: var(--color-accent-5);
  color: var(--color-accent-4);
  border: 0;
}

.patpdfs-app .status-toggle:not([disabled]):hover,
.patpdfs-app .status-toggle:not([disabled]):focus,
.patpdfs-app .status-toggle:not([disabled]):focus-visible {
  background: var(--color-border);
  color: var(--color-contrast);
}

.patpdfs-app .status-toggle:focus-visible {
  outline: 2px solid var(--color-accent-2);
  outline-offset: 2px;
}

.patpdfs-app .status-summary__spinner {
  border-color: var(--color-accent-6);
  border-top-color: var(--color-accent-2);
}

.patpdfs-app #statusTable .status-spinner {
  border-color: var(--color-accent-5);
  border-top-color: var(--color-accent-2);
}

.patpdfs-app #statusTable tr.status-row--active td {
  background: var(--color-accent-5);
}

.patpdfs-app #statusTable .status-icon {
  background: var(--color-accent-1);
  border-color: var(--color-border);
}

.patpdfs-app .status-legend,
.patpdfs-app .need-list,
.patpdfs-app .toolkit-offer {
  background: var(--color-accent-1);
}

.patpdfs-app .toolkit-offer {
  border-left-color: var(--color-accent-2);
}

/* The in-flow offer's link is the same button as everywhere else on the site. */
.patpdfs-app .toolkit-offer a {
  display: inline-block;
  margin-left: 0.5rem;
  padding: 0.45rem 1rem;
  background: var(--color-contrast);
  color: var(--color-base);
  text-decoration: none;
  white-space: nowrap;
}

.patpdfs-app .toolkit-offer a:hover,
.patpdfs-app .toolkit-offer a:focus-visible {
  background: var(--color-accent-2);
  color: var(--color-base);
}

.patpdfs-app .modal-content,
.patpdfs-app #captchaBox {
  border-radius: 18px;
}

.patpdfs-app .modal-content h3,
.patpdfs-app #captchaBox h3 {
  margin-top: 0;
}

.patpdfs-app #captchaActions button {
  border: 0;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  background: var(--color-accent-5);
  color: var(--color-accent-4);
}

.patpdfs-app #captchaActions #captchaContinue {
  background: var(--color-contrast);
  color: var(--color-base);
}

.patpdfs-app #captchaActions button:hover,
.patpdfs-app #captchaActions button:focus-visible {
  background: var(--color-accent-2);
  color: var(--color-base);
}

.patpdfs-app .examples {
  font-family: var(--font-mono);
  font-size: var(--size-small);
}

.patpdfs-app p.examples {
  font-family: var(--font-sans);
}