:root {
  --bg: #f3eee4;
  --ink: #1f1a16;
  --muted: #6d645c;
  --panel: #fffaf2;
  --line: #d9cfc2;
  --accent: #c45c26;
  --accent-dark: #9b3f14;
  --ok: #2f6f4e;
  --shadow: 0 18px 40px rgba(47, 32, 18, 0.08);
}

* { box-sizing: border-box; }

html, body {
  min-height: 100%;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top right, #f7d9b8 0, transparent 28%),
    linear-gradient(180deg, #f7f1e6 0%, var(--bg) 40%);
  color: var(--ink);
  font-family: "Outfit", "Segoe UI", sans-serif;
}

h1, h2, .brand-text, .eyebrow {
  font-family: "Fraunces", Georgia, serif;
}

.shell {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(243, 238, 228, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
}

.brand-mark {
  width: 40px;
  height: 40px;
  display: block;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 2px 8px rgba(47, 32, 18, 0.18);
}

.site-nav {
  display: flex;
  gap: 8px;
}

.site-nav .nav-link {
  color: var(--muted);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 999px;
  font-weight: 500;
}

.site-nav .nav-link:hover,
.site-nav .nav-link.is-active {
  color: var(--ink);
  background: rgba(196, 92, 38, 0.12);
}

.site-main {
  padding: 32px 0 80px;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.site-footer a {
  color: var(--accent);
  text-decoration: none;
}

.site-footer a:hover,
.lede a {
  text-decoration: underline;
}

.lede a {
  color: var(--accent);
}

.page-intro h1,
.about-page h1,
.unavailable-page h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.15;
  margin: 8px 0 12px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  color: var(--accent);
  margin: 0;
}

.lede {
  max-width: 42rem;
  color: var(--muted);
  font-size: 1.05rem;
}

.converter-layout {
  margin-top: 28px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.drop-zone {
  min-height: 380px;
  display: grid;
  place-items: center;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.4), transparent),
    repeating-linear-gradient(-45deg, transparent, transparent 12px, rgba(196, 92, 38, 0.04) 12px, rgba(196, 92, 38, 0.04) 13px);
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  position: relative;
}

.drop-zone.is-hover {
  outline: 3px dashed var(--accent);
  outline-offset: -12px;
}

.drop-zone img {
  max-width: calc(100% - 48px);
  max-height: 420px;
  object-fit: contain;
}

.drop-prompt {
  text-align: center;
  color: var(--muted);
  display: grid;
  gap: 6px;
}

.drop-prompt strong {
  color: var(--ink);
  font-size: 1.6rem;
  font-family: "Fraunces", Georgia, serif;
}

.controls-panel {
  padding: 20px 22px 24px;
  display: grid;
  gap: 16px;
}

.control-row,
.control-grid,
.url-fields {
  display: grid;
  gap: 12px;
}

.url-row label {
  font-size: 0.85rem;
  color: var(--muted);
}

.url-fields {
  grid-template-columns: 1fr auto;
}

.control-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: end;
}

.select-field,
.number-field {
  display: grid;
  gap: 6px;
}

.select-field label,
.number-field label {
  font-size: 0.8rem;
  color: var(--muted);
}

input[type="url"],
input[type="number"],
select {
  width: 100%;
  border: 1px solid var(--line);
  background: white;
  border-radius: 10px;
  padding: 9px 12px;
  font: inherit;
  color: var(--ink);
}

.check-field {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
}

.btn-primary,
.btn-secondary,
.btn-ghost {
  border: 0;
  border-radius: 999px;
  padding: 10px 16px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-dark);
}

.btn-secondary {
  background: var(--ink);
  color: white;
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
}

.is-disabled,
.btn-primary:disabled,
.btn-secondary:disabled {
  opacity: 0.45;
  pointer-events: none;
}

.status-message {
  margin: 0;
  color: var(--muted);
}

.status-message.is-error {
  color: #9b1c1c;
}

.about-hero {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  align-items: start;
  margin: 12px 0 8px;
}

.about-hero img {
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.about-hero h1 {
  margin-top: 0;
}

.download-grid,
.about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-top: 28px;
}

.about-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.download-card,
.about-grid article {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.download-logo {
  display: block;
  border-radius: 14px;
  margin-bottom: 12px;
  box-shadow: 0 4px 14px rgba(47, 32, 18, 0.16);
}

.os-label {
  color: var(--accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.78rem;
  margin: 0 0 8px;
}

.download-card ul,
.plain-list {
  padding-left: 18px;
  color: var(--muted);
}

.mac-actions {
  display: grid;
  gap: 10px;
}

.download-btn {
  width: 100%;
}

.file-size {
  font-weight: 500;
  opacity: 0.8;
}

.unavailable-note {
  color: var(--muted);
}

.unavailable-note code,
.plain-list code {
  font-size: 0.9em;
}

@media (max-width: 800px) {
  .control-grid,
  .url-fields,
  .download-grid,
  .about-grid,
  .about-hero,
  .header-inner {
    grid-template-columns: 1fr;
    display: grid;
  }

  .header-inner {
    padding: 12px 0;
  }

  .site-nav {
    flex-wrap: wrap;
  }
}
