/* ── 2026 Design System ── */

:root {
  --font-neo-grotesque: Inter, Roboto, Helvetica Neue, Arial Nova, Nimbus Sans, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, Liberation Mono, monospace;
  --font-size-fluid-1: max(1rem, min(4vw, 1.5rem));
  --font-size-fluid-2: max(1.5rem, min(6vw, 2.5rem));
  --font-size-fluid-3: max(2rem, min(9vw, 3.5rem));
  --size-2: 0.5rem;
  --size-3: 1rem;
  --size-4: 1.25rem;
  --size-5: 1.5rem;
  --size-6: 1.75rem;
  --size-7: 2rem;
  --size-8: 3rem;
  --size-9: 4rem;
  --size-10: 5rem;
  --size-fluid-4: max(2rem, min(4vw, 3rem));
  --size-fluid-5: max(4rem, min(5vw, 5rem));
  --surface-0: oklch(98% 0.01 80);
  --surface-1: oklch(99% 0.005 80);
  --surface-2: oklch(95% 0.01 78);
  --surface-3: oklch(90% 0.015 80);
  --ink-0: oklch(23% 0.02 60);
  --ink-1: oklch(35% 0.02 58);
  --ink-2: oklch(48% 0.015 60);
  --accent: oklch(27% 0.03 40);
  --accent-soft: oklch(91% 0.025 75);
  --border-soft: color-mix(in oklab, var(--ink-2) 18%, white);
  --shadow-soft: 0 1px 2px rgba(43, 33, 20, 0.04), 0 8px 32px rgba(43, 33, 20, 0.06);
  --shadow-hover: 0 2px 4px rgba(43, 33, 20, 0.05), 0 16px 48px rgba(43, 33, 20, 0.1);
  --radius-card: 24px;
  --radius-pill: 999px;
  --content-width: min(100% - 32px, 1160px);
  --reading-width: min(100% - 32px, 760px);
  --font-sans-custom: 'Sora', var(--font-neo-grotesque);
  --font-serif-custom: 'Sora', var(--font-neo-grotesque);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

::selection {
  background: oklch(88% 0.025 75);
  color: var(--ink-0);
}

html {
  background: linear-gradient(180deg, #fbfaf7 0%, #f4f0ea 100%);
  color: var(--ink-0);
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans-custom);
  color: var(--ink-0);
  background:
    radial-gradient(circle at top left, rgba(202, 190, 172, 0.18), transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.82) 0%, rgba(248, 245, 239, 0.88) 100%);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color 0.2s var(--ease-out);
}

button,
input {
  font: inherit;
}

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

/* ── Page Shell ── */

.page-shell {
  min-height: 100vh;
}

/* ── Site Header ── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  background: rgba(248, 245, 239, 0.78);
  border-bottom: 1px solid var(--border-soft);
}

.site-header__inner,
.site-footer__inner {
  width: var(--content-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--size-5);
}

.site-header__inner {
  min-height: 72px;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--ink-0);
  transition: opacity 0.2s var(--ease-out);
}

.site-brand:hover {
  opacity: 0.7;
}

.site-brand__mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 10px;
  background: #111;
  color: #fff;
  font-family: var(--font-serif-custom);
  font-size: 1.3rem;
  font-weight: 400;
  line-height: 1;
  flex-shrink: 0;
}

.site-brand__text {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.eyebrow {
  margin: 0;
  color: var(--ink-2);
  font-family: var(--font-sans-custom);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem;
}

.site-nav a {
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  color: var(--ink-2);
  font-size: 0.92rem;
  font-weight: 500;
  transition: all 0.2s var(--ease-out);
}

.site-nav a:hover,
.site-nav a.is-active {
  background: rgba(17, 17, 17, 0.06);
  color: var(--ink-0);
}

/* ── Mobile Menu ── */

.site-header__menu,
.site-header__menu-button,
.site-header__drawer {
  display: none;
}

.site-header__menu {
  position: relative;
}

.site-header__menu-button {
  position: relative;
  z-index: 61;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid var(--border-soft);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.8);
  color: var(--ink-0);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.22rem;
  transition: all 0.25s var(--ease-out);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}

.site-header__menu-button:hover {
  background: rgba(255, 255, 255, 1);
  box-shadow: var(--shadow-soft);
}

.site-header__menu-button::-webkit-details-marker {
  display: none;
}

.site-header__menu-button::marker {
  content: "";
}

.site-header__menu-button span {
  width: 1rem;
  height: 1.5px;
  border-radius: 999px;
  background: currentColor;
  transition: all 0.3s var(--ease-out);
}

.site-header__drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100dvh;
  width: 100vw;
  padding: 5.25rem 1.5rem 1.5rem;
  border-left: none;
  background: rgba(251, 250, 247, 0.95);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  z-index: 60;
  overflow-y: auto;
}

.site-header__menu[open]::before {
  content: "";
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(4px);
  z-index: 50;
}

.site-header__menu[open] .site-header__menu-button {
  position: fixed;
  top: 12px;
  right: 16px;
  background: rgba(0, 0, 0, 0.05);
  border-color: transparent;
  box-shadow: none;
}

.site-header__menu[open] .site-header__menu-button span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.site-header__menu[open] .site-header__menu-button span:nth-child(2) {
  opacity: 0;
}

.site-header__menu[open] .site-header__menu-button span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.site-header__drawer-nav {
  display: grid;
  gap: 0.15rem;
}

.site-header__drawer-nav a {
  display: block;
  padding: 1rem 1.1rem;
  border-radius: 14px;
  color: var(--ink-1);
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 600;
  transition: all 0.2s var(--ease-out);
}

.site-header__drawer-nav a.is-active,
.site-header__drawer-nav a:hover {
  background: rgba(17, 17, 17, 0.06);
  color: var(--ink-0);
}

/* ── Main Layout ── */

main {
  width: var(--content-width);
  margin: 0 auto;
  padding: var(--size-fluid-5) 0 var(--size-10);
}

.hero,
.listing-hero,
.message-shell,
.tool-page,
.document-shell,
.section {
  margin-bottom: var(--size-fluid-5);
}

.tool-page {
  display: grid;
  gap: var(--size-fluid-4);
  min-width: 0;
}

.tool-page__canvas {
  min-width: 0;
  overflow-x: hidden;
}

/* ── Hero ── */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(320px, 430px);
  gap: var(--size-8);
  align-items: start;
  padding: var(--size-9) 0 var(--size-6);
}

.hero h1,
.listing-hero h1,
.document-header h1,
.message-card h1,
.tool-page__intro h1 {
  margin: var(--size-2) 0 var(--size-4);
  max-width: 14ch;
  font-family: var(--font-serif-custom);
  font-size: var(--font-size-fluid-3);
  line-height: 0.96;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

.hero__lede,
.listing-hero p,
.document-header__lede,
.message-card p,
.tool-page__intro p,
.tool-page__notes p {
  max-width: 64ch;
  margin: 0;
  font-size: 1.14rem;
  line-height: 1.8;
  color: var(--ink-1);
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--size-3);
  margin-top: var(--size-6);
}

.hero__stats article {
  min-width: 160px;
  padding: var(--size-4);
  border: 1px solid var(--border-soft);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.3s var(--ease-out);
}

.hero__stats article:hover {
  background: rgba(255, 255, 255, 0.85);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.hero__stats strong,
.calculator-results strong {
  display: block;
  font-family: var(--font-serif-custom);
  font-size: clamp(1.1rem, 2.2vw, 1.6rem);
  letter-spacing: -0.04em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hero__stats span,
.calculator-results span {
  color: var(--ink-2);
  font-size: 0.88rem;
}

/* ── Cards & Panels ── */

.subscribe-panel,
.feature-card,
.doc-card,
.message-card,
.tool-page__canvas,
.tool-page__notes,
.tool-promo,
.tool-callout,
.sidebar > .subscribe-panel {
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: all 0.35s var(--ease-out);
}

.feature-card:hover,
.doc-card:hover,
.tool-promo:hover,
.tool-callout:hover {
  background: rgba(255, 255, 255, 0.8);
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}

.subscribe-panel,
.message-card,
.tool-page__notes,
.tool-page__canvas,
.tool-promo,
.tool-callout {
  padding: clamp(1.5rem, 2vw, 2rem);
}

.subscribe-panel h2,
.section-heading h2,
.feature-card h3,
.doc-card h3,
.tool-promo h2,
.tool-callout h2,
.tool-page__notes h2 {
  margin: var(--size-2) 0 var(--size-3);
  font-family: var(--font-serif-custom);
  font-size: var(--font-size-fluid-2);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.subscribe-panel p,
.feature-card p,
.doc-card p,
.tool-promo p,
.tool-callout p,
.tool-page__notes p {
  margin: 0;
  color: var(--ink-1);
  line-height: 1.75;
}

/* ── Forms & Buttons ── */

.subscribe-form {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--size-2);
  margin: var(--size-4) 0 var(--size-2);
}

.subscribe-form input,
.subscribe-form button,
.contact-form button,
.reaction-pill__button,
.button-link,
.share-bar__link {
  border-radius: 14px;
}

.subscribe-form input {
  min-width: 0;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-soft);
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink-0);
  transition: all 0.2s var(--ease-out);
}

.subscribe-form button {
  width: 100%;
}

.subscribe-form input:focus {
  outline: none;
  border-color: rgba(53, 44, 34, 0.3);
  box-shadow: 0 0 0 3px rgba(53, 44, 34, 0.08);
  background: #fff;
}

.subscribe-form button,
.contact-form button,
.button-link,
.share-bar__link,
.reaction-pill__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.85rem 1.2rem;
  min-height: 3rem;
  border: none;
  background: #111;
  color: white;
  text-decoration: none;
  cursor: pointer;
  font-weight: 600;
  font-family: inherit;
  font-size: 0.92rem;
  line-height: 1;
  vertical-align: middle;
  appearance: none;
  -webkit-appearance: none;
  transition: all 0.25s var(--ease-out);
}

.subscribe-form button:hover,
.contact-form button:hover,
.button-link:hover {
  background: #2a2520;
  box-shadow: 0 4px 16px rgba(43, 33, 20, 0.2);
  transform: translateY(-1px);
}

.subscribe-form button:active,
.contact-form button:active,
.button-link:active {
  transform: translateY(0);
  box-shadow: none;
}

.subscribe-form button:disabled,
.contact-form button:disabled,
.button-link:disabled {
  cursor: not-allowed;
  opacity: 0.72;
  transform: none;
  box-shadow: none;
}

.button-link--dark {
  background: #111;
  color: #fff;
}

.button-link--promo {
  flex: 0 0 auto;
  min-width: 13.5rem;
  min-height: 3.65rem;
  padding-inline: 1.35rem;
  white-space: nowrap;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

.button-link--promo:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.18);
}

.subscribe-panel__message {
  margin-top: var(--size-3);
  padding: 0.85rem 1rem;
  border-radius: 14px;
  background: var(--accent-soft);
  color: var(--ink-0);
}

.subscribe-panel__fineprint {
  margin-top: var(--size-3);
  font-size: 0.88rem;
  color: var(--ink-2);
}

/* ── Sections ── */

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--size-4);
  margin-bottom: var(--size-5);
}

.section-heading a {
  color: var(--ink-2);
  font-size: 0.92rem;
  transition: color 0.2s var(--ease-out);
}

.section-heading a:hover {
  color: var(--ink-0);
}

/* ── Feature & Doc Cards ── */

.feature-card,
.doc-card {
  padding: var(--size-5);
}

.doc-card__thumb {
  display: block;
  margin: calc(-1 * var(--size-5)) calc(-1 * var(--size-5)) var(--size-4);
  overflow: hidden;
  border-radius: var(--radius-card) var(--radius-card) 0 0;
}

.doc-card__thumb img {
  display: block;
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform 0.35s var(--ease-out);
}

.doc-card:hover .doc-card__thumb img {
  transform: scale(1.03);
}

.feature-card__thumb {
  display: block;
  margin: calc(-1 * clamp(1.5rem, 2vw, 2rem)) calc(-1 * clamp(1.5rem, 2vw, 2rem)) var(--size-4);
  overflow: hidden;
  border-radius: var(--radius-card) var(--radius-card) 0 0;
}

.feature-card__thumb img {
  display: block;
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: transform 0.35s var(--ease-out);
}

.feature-card:hover .feature-card__thumb img {
  transform: scale(1.03);
}

.feature-card__meta,
.doc-card__meta,
.document-header__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--size-2);
  color: var(--ink-2);
  font-size: 0.88rem;
}

.document-header__meta {
  margin-top: var(--size-3);
}

.feature-card h3,
.doc-card h3 {
  margin-bottom: var(--size-3);
}

.feature-card h3 a,
.doc-card h3 a {
  text-decoration: none;
  transition: color 0.2s var(--ease-out);
}

.feature-card h3 a:hover,
.doc-card h3 a:hover {
  color: var(--ink-0);
}

.doc-card h3 a {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
}

.doc-card p {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
}

.tool-card__summary {
  margin-top: var(--size-3);
  color: var(--ink-2);
}

.feature-card__actions {
  margin-top: var(--size-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--size-3);
  align-items: center;
  color: var(--ink-2);
}

/* ── Grid & Layout ── */

.stack-list {
  display: grid;
  gap: var(--size-4);
}

.grid-section {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--size-8);
  align-items: stretch;
}

.grid-section > div {
  display: flex;
  flex-direction: column;
}

.grid-section .stack-list {
  flex: 1;
}

.grid-section .stack-list > * {
  height: 100%;
}

.grid-section .doc-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.tool-promo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--size-5);
}

.tool-promo > div {
  max-width: 48rem;
}

.listing-hero,
.message-shell,
.tool-page__intro {
  max-width: 760px;
}

.tool-page__intro {
  max-width: 860px;
}

.tool-page__intro h1 {
  max-width: 16ch;
}

/* ── Document Layout ── */

.two-column,
.document-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: var(--size-8);
  align-items: start;
}

.sidebar {
  position: sticky;
  top: 96px;
}

.document-hero {
  margin-bottom: var(--size-8);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.document-hero img {
  display: block;
  width: 100%;
  max-height: 400px;
  object-fit: cover;
}

.document-header {
  width: min(100%, 720px);
  margin: 0 0 var(--size-8);
}

.document-header h1 {
  max-width: 100%;
}

.document-header__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--size-3);
  margin-top: var(--size-5);
}

.document-body {
  width: min(100%, 720px);
}

/* ── Prose ── */

.prose {
  font-family: var(--font-serif-custom);
  font-size: 1.18rem;
  line-height: 1.85;
}

.prose > * {
  margin: 0 0 1.35em;
}

.prose h2,
.prose h3 {
  margin-top: 1.9em;
  margin-bottom: 0.6em;
  font-family: var(--font-serif-custom);
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.prose h2 {
  font-size: var(--font-size-fluid-2);
}

.prose h3 {
  font-size: var(--font-size-fluid-1);
}

.prose p,
.prose li,
.prose blockquote {
  color: var(--ink-0);
}

.prose ul,
.prose ol {
  padding-left: 1.15em;
}

.prose blockquote {
  margin-left: 0;
  padding: 1.1rem 1.3rem;
  border-left: 3px solid rgba(17, 17, 17, 0.14);
  background: rgba(255, 255, 255, 0.5);
  border-radius: 0 14px 14px 0;
  backdrop-filter: blur(8px);
}

.prose code {
  padding: 0.12rem 0.35rem;
  border-radius: 7px;
  background: rgba(0, 0, 0, 0.05);
  font-family: var(--font-mono);
  font-size: 0.88em;
}

.prose pre {
  overflow-x: auto;
  padding: 1.15rem 1.25rem;
  border-radius: 16px;
  background: #1f1c18;
  color: #f7f1ea;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* ── Tags ── */

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0;
  margin: var(--size-4) 0 0;
  list-style: none;
}

.tag-row li {
  padding: 0.3rem 0.7rem;
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.04);
  color: var(--ink-2);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.2s var(--ease-out);
}

.tag-row li:hover {
  background: rgba(0, 0, 0, 0.08);
  color: var(--ink-0);
}

/* ── Reactions & Sharing ── */

.reaction-pill,
.share-bar {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.reaction-pill__button {
  background: rgba(0, 0, 0, 0.04);
  color: var(--ink-0);
  border: 1px solid var(--border-soft);
}

.reaction-pill__button:hover {
  background: rgba(0, 0, 0, 0.08);
  border-color: rgba(0, 0, 0, 0.12);
}

.reaction-pill__button > *,
.share-bar__link > *,
.button-link > * {
  line-height: 1;
}

.reaction-pill__button strong {
  font-size: 1em;
}

.reaction-pill__button[disabled] {
  opacity: 1;
  cursor: default;
}

.share-bar__link {
  background: rgba(0, 0, 0, 0.04);
  color: var(--ink-1);
  border: 1px solid var(--border-soft);
}

.share-bar__link:hover {
  background: rgba(0, 0, 0, 0.08);
  color: var(--ink-0);
  border-color: rgba(0, 0, 0, 0.12);
  transform: translateY(-1px);
}

.share-bar__link svg {
  flex-shrink: 0;
}

/* ── Tool Callout ── */

.tool-callout__header {
  margin-bottom: var(--size-4);
}

.calculator-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--size-4);
}

.calculator-field {
  display: grid;
  gap: 0.65rem;
}

.calculator-field span {
  color: var(--ink-2);
  font-size: 0.95rem;
}

.calculator-field strong {
  font-family: var(--font-serif-custom);
  font-size: 1.55rem;
}

.calculator-field input[type="range"] {
  width: 100%;
  accent-color: #111;
}

.calculator-results {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--size-3);
  margin-top: var(--size-5);
}

.calculator-results article {
  padding: var(--size-4);
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.03);
  transition: all 0.25s var(--ease-out);
}

.calculator-results article:hover {
  background: rgba(0, 0, 0, 0.06);
}

.calculator-results__highlight {
  background: #111 !important;
}

.calculator-results__highlight:hover {
  background: #2a2520 !important;
}

.calculator-results__highlight strong,
.calculator-results__highlight span {
  color: #fff;
}

.tool-callout__footer {
  margin-top: var(--size-4) !important;
  font-size: 0.95rem;
}

/* ── Message Page ── */

.message-shell {
  display: grid;
  place-items: center;
  min-height: 52vh;
}

.message-card {
  width: min(100%, 640px);
}

/* ── Contact Page ── */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: var(--size-8);
  align-items: start;
}

.contact-form {
  display: grid;
  gap: 0.75rem;
  margin-top: var(--size-4);
}

.contact-form label {
  font-size: 0.9rem;
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  min-width: 0;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-soft);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink-0);
  font: inherit;
  font-size: 0.95rem;
  transition: all 0.2s var(--ease-out);
}

.contact-form textarea {
  resize: vertical;
  min-height: 8rem;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: rgba(53, 44, 34, 0.3);
  box-shadow: 0 0 0 3px rgba(53, 44, 34, 0.08);
  background: #fff;
}

.contact-form button {
  justify-self: start;
}

.contact-company__card {
  padding: var(--size-5);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(12px);
  margin-bottom: var(--size-4);
}

.contact-company__card h3 {
  margin: var(--size-2) 0 var(--size-3);
  font-family: var(--font-serif-custom);
  font-size: 1.15rem;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.contact-company__card p {
  margin: 0;
  color: var(--ink-1);
  line-height: 1.7;
  font-size: 0.95rem;
}

.contact-company__address {
  font-style: normal;
  color: var(--ink-1);
  line-height: 1.7;
  font-size: 0.95rem;
}

.contact-success {
  text-align: center;
  padding: 2rem 1rem;
}

.contact-success__icon {
  margin: 0 0 0.5rem;
  font-size: 2rem;
}

.contact-success__title {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--ink-0);
}

.contact-success__text {
  margin: 0;
  color: var(--ink-1);
  font-size: 0.95rem;
}

/* ── Site Footer ── */

.site-footer {
  border-top: 1px solid var(--border-soft);
  padding: var(--size-7) 0;
  background: rgba(255, 255, 255, 0.35);
  backdrop-filter: blur(8px);
}

.site-footer p {
  margin: 0.5rem 0 0;
  color: var(--ink-2);
  font-size: 0.9rem;
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--size-3);
}

.site-footer__links a {
  color: var(--ink-2);
  font-size: 0.9rem;
  transition: color 0.2s var(--ease-out);
}

.site-footer__links a:hover {
  color: var(--ink-0);
}

/* ── Tablet Breakpoint ── */

@media (max-width: 1040px) {
  .hero,
  .document-hero,
  .grid-section,
  .two-column,
  .document-grid,
  .contact-grid,
  .tool-promo {
    grid-template-columns: 1fr;
  }

  .tool-promo {
    align-items: flex-start;
  }

  .button-link--promo {
    min-width: 0;
  }

  .sidebar {
    position: static;
  }

  .document-hero .sidebar {
    order: 2;
  }

  .document-hero .document-header {
    order: 1;
  }

  .document-grid .document-body {
    grid-column: auto;
  }
}

/* ── Mobile Breakpoint ── */

@media (max-width: 720px) {
  .site-header__inner {
    align-items: center;
    padding: 12px 0;
  }

  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
    padding: 16px 0;
  }

  .site-nav--desktop {
    display: none;
  }

  .site-header__menu {
    display: block;
    margin-left: auto;
  }

  .site-header__menu-button {
    display: inline-flex;
  }

  .site-header__drawer {
    display: none;
  }

  .site-header__menu[open] .site-header__drawer {
    display: block;
  }

  .site-brand__text {
    display: none;
  }

  main {
    padding-top: var(--size-7);
  }

  .hero {
    padding-top: var(--size-4);
  }

  .hero h1,
  .listing-hero h1,
  .document-header h1,
  .tool-page__intro h1,
  .message-card h1 {
    font-size: var(--font-size-fluid-3);
  }

  .document-header h1 {
    max-width: 100%;
  }

  .subscribe-form,
  .hero__stats,
  .calculator-grid,
  .calculator-results {
    grid-template-columns: 1fr;
    flex-direction: column;
  }

  .document-header__actions {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .share-bar {
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .share-bar__link {
    padding: 0.7rem 0.9rem;
    font-size: 0.8rem;
  }

  .subscribe-form {
    display: grid;
  }

  .feature-card,
  .doc-card,
  .tool-page__canvas,
  .tool-page__notes,
  .tool-promo,
  .tool-callout,
  .subscribe-panel,
  .message-card {
    padding: 1.25rem;
  }

  .feature-card:hover,
  .doc-card:hover,
  .tool-promo:hover,
  .tool-callout:hover,
  .hero__stats article:hover {
    transform: none;
  }

  .section-heading {
    flex-wrap: wrap;
    align-items: baseline;
  }

  .section-heading h2 {
    font-size: 1.4rem;
  }

  .grid-section {
    gap: var(--size-fluid-5);
  }

  .tool-promo {
    flex-direction: column;
    align-items: stretch;
  }

  .button-link--promo {
    width: 100%;
    justify-content: center;
  }

}