/* =========================================================================
   Adio site — editorial, near-monochrome.
   ========================================================================= */
@import url("./tokens.css");

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

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

body {
  margin: 0;
  font-family: var(--adio-font-sans);
  font-size: var(--adio-fs-body);
  line-height: var(--adio-lh-normal);
  color: var(--adio-fg-1);
  background: var(--adio-white);
  font-feature-settings: "ss01", "ss02";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; text-decoration: none; }
a:hover { text-decoration: none; }

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

h1, h2, h3, h4, h5, h6, p, ul, ol { margin: 0; }
ul, ol { padding: 0; }

button { font-family: inherit; cursor: pointer; border: 0; background: transparent; color: inherit; }
input, textarea, select, button { font-family: inherit; font-size: inherit; color: inherit; }

hr { border: 0; border-top: 1px solid var(--adio-border); margin: 0; }

/* ---------- Container ---------- */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
}
@media (max-width: 640px) {
  .container { padding: 0 20px; }
}

/* ---------- Nav ---------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: var(--adio-z-overlay);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--adio-hairline);
}
.nav-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 32px;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 48px;
}
.nav-logo {
  display: inline-flex;
  align-items: center;
  height: 28px;
}
.nav-logo img, .nav-logo svg { height: 22px; width: auto; display: block; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  margin-left: 8px;
}
.nav-links > a,
.nav-dropdown > .nav-trigger {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 68px;
  padding: 0 14px;
  font-size: 14px;
  font-weight: var(--adio-weight-medium);
  color: var(--adio-fg-1);
  letter-spacing: -0.005em;
  position: relative;
  transition: opacity var(--adio-dur-base) var(--adio-ease);
}
.nav-links > a:hover,
.nav-dropdown > .nav-trigger:hover { opacity: 0.6; }

.nav-links > a.is-current::after,
.nav-dropdown.is-current > .nav-trigger::after {
  content: "";
  position: absolute;
  left: 14px; right: 14px; bottom: -1px;
  height: 1.5px;
  background: var(--adio-fg-1);
}

.nav-dropdown { position: relative; height: 68px; }
.nav-dropdown .chev {
  width: 10px; height: 10px; opacity: 0.5;
  transition: transform var(--adio-dur-base) var(--adio-ease);
}
.nav-dropdown:hover .chev,
.nav-dropdown:focus-within .chev { transform: rotate(180deg); }

.dropdown-menu {
  position: absolute;
  top: calc(100% - 1px);
  left: 0;
  min-width: 280px;
  background: var(--adio-white);
  border: 1px solid var(--adio-border);
  box-shadow: var(--adio-shadow-lg);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity var(--adio-dur-base) var(--adio-ease),
              transform var(--adio-dur-base) var(--adio-ease),
              visibility var(--adio-dur-base) var(--adio-ease);
  border-radius: 6px;
}
.nav-dropdown:hover .dropdown-menu,
.nav-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-menu a {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px;
  border-radius: 4px;
  transition: background var(--adio-dur-fast) var(--adio-ease);
}
.dropdown-menu a:hover { background: var(--adio-ink-050); }
.dropdown-menu a .dd-title {
  font-size: 14px;
  font-weight: var(--adio-weight-medium);
  color: var(--adio-fg-1);
}
.dropdown-menu a .dd-desc {
  font-size: 12px;
  color: var(--adio-fg-3);
  line-height: 1.4;
}
.dropdown-divider {
  height: 1px;
  background: var(--adio-hairline);
  margin: 6px 4px;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 0 18px;
  font-size: 14px;
  font-weight: var(--adio-weight-medium);
  letter-spacing: -0.005em;
  border-radius: var(--adio-r-sm);
  border: 1px solid transparent;
  transition: background var(--adio-dur-base) var(--adio-ease),
              color var(--adio-dur-base) var(--adio-ease),
              border-color var(--adio-dur-base) var(--adio-ease),
              transform var(--adio-dur-fast) var(--adio-ease);
  white-space: nowrap;
  cursor: pointer;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--adio-black);
  color: var(--adio-white);
  border-color: var(--adio-black);
}
.btn-primary:hover { background: var(--adio-ink-800); border-color: var(--adio-ink-800); }

.btn-ghost {
  background: transparent;
  color: var(--adio-fg-1);
  border-color: var(--adio-border);
}
.btn-ghost:hover { background: var(--adio-ink-050); }

.btn-lg { height: 48px; padding: 0 22px; font-size: 15px; }
.btn-sm { height: 32px; padding: 0 12px; font-size: 13px; }
.btn-block { width: 100%; }

.btn .arrow {
  display: inline-block;
  transition: transform var(--adio-dur-base) var(--adio-ease);
}
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- Section basics ---------- */
.section {
  padding: 48px 0;
  border-top: 1px solid var(--adio-hairline);
}
.section.tight { padding: 32px 0; }
.section.no-border { border-top: 0; }
.section.bg-linen { background: var(--adio-linen); }
.section.bg-ink { background: var(--adio-ink-900); color: var(--adio-dark-fg-1); }
.section.bg-ink .muted { color: var(--adio-dark-fg-2); }

@media (max-width: 768px) {
  .section { padding: 32px 0; }
}

/* ---------- Type utilities ---------- */
.eyebrow {
  font-family: var(--adio-font-mono);
  font-size: 11px;
  font-weight: var(--adio-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--adio-fg-3);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: "";
  width: 16px; height: 1px;
  background: currentColor;
  display: inline-block;
}

.display {
  font-size: clamp(44px, 6.2vw, 88px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  font-weight: var(--adio-weight-medium);
}
.h1 { font-size: clamp(36px, 4vw, 56px); line-height: 1.05; letter-spacing: -0.025em; font-weight: var(--adio-weight-medium); }
.h2 { font-size: clamp(28px, 2.8vw, 40px); line-height: 1.1;  letter-spacing: -0.02em;  font-weight: var(--adio-weight-medium); }
.h3 { font-size: 22px; line-height: 1.25; letter-spacing: -0.01em; font-weight: var(--adio-weight-medium); }
.lede { font-size: 18px; line-height: 1.55; color: var(--adio-fg-2); max-width: 62ch; }
.small { font-size: 13px; color: var(--adio-fg-2); }
.mono { font-family: var(--adio-font-mono); }
.muted { color: var(--adio-fg-2); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--adio-ink-900);
  color: var(--adio-dark-fg-2);
  padding: 80px 0 32px;
  font-size: 14px;
}
.site-footer a { color: var(--adio-dark-fg-1); }
.site-footer a:hover { opacity: 0.7; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 64px;
}
.footer-col h4 {
  font-size: 11px;
  font-weight: var(--adio-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--adio-dark-fg-3);
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-brand-logo {
  height: 72px; width: auto;
  margin: -16px 0 4px -6px;   /* pull up + nudge left so it reads flush, without adding footer height */
  filter: invert(1);
  display: block;
}
.footer-bottom {
  border-top: 1px solid var(--adio-dark-border);
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 12px;
  color: var(--adio-dark-fg-3);
}
@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; padding-bottom: 48px; }
}

/* ---------- Forms ---------- */
.field { display: flex; flex-direction: column; gap: 6px; }
.field label {
  font-size: 12px;
  font-weight: var(--adio-weight-medium);
  color: var(--adio-fg-2);
  letter-spacing: -0.005em;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  background: var(--adio-white);
  border: 1px solid var(--adio-border);
  border-radius: var(--adio-r-sm);
  font-size: 15px;
  color: var(--adio-fg-1);
  transition: border-color var(--adio-dur-base) var(--adio-ease),
              background var(--adio-dur-base) var(--adio-ease);
  outline: none;
}
.field textarea { height: auto; padding: 12px 14px; min-height: 120px; resize: vertical; line-height: 1.5; }
.field input::placeholder,
.field textarea::placeholder { color: var(--adio-fg-3); }
.field input:hover,
.field select:hover,
.field textarea:hover { border-color: var(--adio-border-strong); }
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--adio-fg-1);
  box-shadow: 0 0 0 3px rgba(0,0,0,0.06);
}
.field select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path fill='none' stroke='%23000' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' d='M1 1.5l5 5 5-5'/></svg>");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}
.field .hint { font-size: 12px; color: var(--adio-fg-3); }

.form-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 600px) { .form-row-2 { grid-template-columns: 1fr; } }

/* ---------- Card ---------- */
.card {
  background: var(--adio-white);
  border: 1px solid var(--adio-border);
  border-radius: var(--adio-r-md);
  padding: 32px;
  transition: border-color var(--adio-dur-base) var(--adio-ease),
              transform var(--adio-dur-base) var(--adio-ease);
}
.card.flat { box-shadow: none; }

/* ---------- Misc ---------- */
.kbd {
  display: inline-flex; align-items: center;
  padding: 2px 6px;
  border: 1px solid var(--adio-border);
  border-radius: 3px;
  font-family: var(--adio-font-mono);
  font-size: 11px;
  color: var(--adio-fg-2);
  background: var(--adio-white);
}
.pill {
  display: inline-flex; align-items: center;
  height: 24px;
  padding: 0 10px;
  border-radius: 999px;
  background: var(--adio-ink-050);
  border: 1px solid var(--adio-border);
  font-size: 12px;
  color: var(--adio-fg-2);
}

/* Hide scrollbars in nested frames */
.frame-scroll { overflow: auto; }
.frame-scroll::-webkit-scrollbar { width: 8px; height: 8px; }
.frame-scroll::-webkit-scrollbar-thumb { background: rgba(0,0,0,0.15); border-radius: 4px; }