/* Arsh Kumar design system: component styles (subset used by the search page). Values come from tokens.css. */
.ak-root, .ak-root * { box-sizing: border-box; }
html { background: var(--paper); scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; }
.ak-root { background: transparent; color: var(--ink); font-family: var(--font-sans); font-size: 16px; line-height: 26px; -webkit-font-smoothing: antialiased; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

.ak-label { font-family: var(--font-mono); font-size: 12px; line-height: 16px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; }
.ak-meta { font-family: var(--font-mono); font-size: 13px; line-height: 20px; color: var(--ink-muted); }
.ak-link { color: var(--ink); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; text-decoration-color: var(--rule-strong); transition: color 160ms cubic-bezier(.2,.7,.2,1); }
.ak-link:hover { color: var(--oxide-ink); text-decoration-color: currentColor; }
.ak-btn:focus-visible, .ak-nav a:focus-visible, .ak-link:focus-visible, .ak-input:focus-visible, .theme-switch:focus-visible, .skip:focus-visible {
  outline: var(--size-focus) solid var(--oxide); outline-offset: 2px;
}

/* wordmark */
.ak-wordmark { display: inline-flex; align-items: baseline; gap: 2px; font-family: var(--font-display); font-size: 30px; line-height: 36px; letter-spacing: -.01em; color: var(--ink); text-decoration: none; }

/* buttons */
.ak-btn { display: inline-flex; align-items: center; gap: var(--space-2); padding: var(--space-3) var(--space-4); border-radius: var(--radius-xs); border: var(--size-hairline) solid transparent;
  font-family: var(--font-mono); font-size: 12px; line-height: 16px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; text-decoration: none; cursor: pointer;
  transition: background-color 160ms cubic-bezier(.2,.7,.2,1), color 160ms cubic-bezier(.2,.7,.2,1), border-color 160ms cubic-bezier(.2,.7,.2,1); }
.ak-btn__arrow { display: inline-block; transition: transform 240ms cubic-bezier(.2,.7,.2,1); }
.ak-btn:hover .ak-btn__arrow { transform: translateX(4px); }
.ak-btn--primary { background: var(--ink); color: var(--on-ink); }
.ak-btn--primary:hover { background: var(--oxide); color: var(--on-oxide); }
.ak-btn--secondary { background: transparent; color: var(--ink); border-color: var(--rule-strong); }
.ak-btn--secondary:hover { border-color: var(--ink); }
.ak-btn--secondary[aria-pressed="true"] { background: var(--oxide-soft); border-color: var(--oxide); color: var(--oxide-ink); }
.ak-btn--ghost { background: transparent; color: var(--ink); padding-left: 0; padding-right: 0; }
.ak-btn--ghost:hover { color: var(--oxide-ink); }
.ak-btn--sm { padding: var(--space-2) var(--space-3); }
.ak-btn[disabled] { background: var(--paper-sunk); color: var(--ink-muted); border-color: var(--rule); cursor: wait; }

/* tags */
.ak-tag { display: inline-flex; align-items: center; padding: var(--space-1) 10px; border-radius: var(--radius-pill); border: var(--size-hairline) solid var(--rule);
  font-family: var(--font-mono); font-size: 12px; line-height: 16px; color: var(--ink-muted); background: var(--paper-raised); white-space: nowrap; }
.ak-tag--model { background: var(--oxide-soft); border-color: transparent; color: var(--oxide-ink); }
.ak-tags { display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* input */
.ak-input { flex: 1 1 280px; min-width: 0; padding: var(--space-3) var(--space-4); background: var(--paper-raised); color: var(--ink); border: var(--size-hairline) solid var(--rule-strong); border-radius: var(--radius-xs);
  font-family: var(--font-mono); font-size: 14px; line-height: 20px; transition: border-color 160ms cubic-bezier(.2,.7,.2,1); }
.ak-input::placeholder { color: var(--ink-faint); }
.ak-input:hover { border-color: var(--ink); }

/* card */
.ak-card { display: flex; flex-direction: column; gap: var(--space-4); padding: var(--space-6); background: var(--paper-raised); border: var(--size-hairline) solid var(--rule); border-radius: var(--radius-sm); color: var(--ink); transition: border-color 160ms cubic-bezier(.2,.7,.2,1); }
.ak-card:hover { border-color: var(--rule-strong); }
.ak-card__top { display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-4); }
.ak-card__index { color: var(--ink-muted); }
.ak-card__title { margin: 0; font-family: var(--font-display); font-weight: 400; font-size: 26px; line-height: 32px; letter-spacing: -.01em; }
.ak-card__desc { margin: 0; font-size: 14px; line-height: 22px; color: var(--ink-muted); }
.ak-card__foot { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); padding-top: var(--space-4); border-top: var(--size-hairline) solid var(--rule); }
.idea { padding: var(--space-3) var(--space-4); background: var(--oxide-soft); color: var(--oxide-ink); border-radius: var(--radius-xs); font-size: 14px; line-height: 22px; }
.idea .ak-label { display: block; margin-bottom: var(--space-1); }

/* nav (identical to arshkumar.com) */
.ak-nav { display: flex; align-items: center; justify-content: space-between; gap: var(--space-6); padding: var(--space-3) var(--space-6); background: var(--paper-raised); border-bottom: var(--size-hairline) solid var(--rule); }
.ak-nav .ak-wordmark { font-size: 24px; line-height: 28px; }
.ak-nav__links { display: flex; align-items: center; gap: var(--space-6); list-style: none; margin: 0; padding: 0; }
.ak-nav__links a { color: var(--ink-muted); text-decoration: none; transition: color 160ms cubic-bezier(.2,.7,.2,1); }
.ak-nav__links a:hover { color: var(--ink); }
.skip { position: absolute; left: var(--space-4); top: -48px; z-index: 20; padding: var(--space-2) var(--space-3); background: var(--ink); color: var(--on-ink); }
.skip:focus { top: var(--space-2); }
.site-nav { position: sticky; top: 0; z-index: 10; }
.site-nav .ak-nav { padding-left: max(var(--space-6), calc((100vw - var(--size-content)) / 2)); padding-right: max(var(--space-6), calc((100vw - var(--size-content)) / 2)); }
.theme-switch { position: relative; display: inline-flex; align-items: center; justify-content: space-between; width: 52px; height: 26px; padding: 0 5px; background: var(--paper-sunk); border: var(--size-hairline) solid var(--rule-strong); border-radius: var(--radius-pill); color: var(--ink-faint); cursor: pointer; vertical-align: middle; }
.theme-switch svg { position: relative; z-index: 1; width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; transition: color .2s; }
.theme-switch__knob { position: absolute; top: 2px; left: 2px; width: 20px; height: 20px; border-radius: 50%; background: var(--oxide); transition: transform .22s cubic-bezier(.4, 0, .2, 1); }
.theme-switch[aria-checked="true"] .theme-switch__knob { transform: translateX(26px); }
.theme-switch[aria-checked="false"] .theme-switch__sun, .theme-switch[aria-checked="true"] .theme-switch__moon { color: var(--on-oxide); }
.theme-switch:hover { border-color: var(--ink); }
@media (prefers-reduced-motion: reduce) { .theme-switch__knob, .theme-switch svg { transition: none; } }
@media (max-width: 720px) { .ak-nav__links li:not(:last-child) { display: none; } }

/* page */
.wrap { width: 100%; max-width: calc(var(--size-content) + 2 * var(--space-12)); margin: 0 auto; padding: 0 var(--space-12); }
@media (max-width: 720px) { .wrap { padding: 0 var(--space-4); } }
.site-nav, main, footer { position: relative; z-index: 1; }
#bg { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; pointer-events: none; display: block; }

.hero { padding-top: var(--space-24); padding-bottom: var(--space-8); }
@media (max-width: 720px) { .hero { padding-top: var(--space-12); } }
.hero__eyebrow { color: var(--oxide-ink); margin: 0 0 var(--space-4); }
.hero h1 { margin: 0 0 var(--space-4); font-family: var(--font-display); font-weight: 400; font-size: clamp(48px, 7.2vw, 88px); line-height: .96; letter-spacing: -.025em; max-width: 14ch; }
.hero h1 em { font-style: italic; color: var(--oxide-ink); }
.hero__lede { margin: 0 0 var(--space-8); max-width: 52ch; font-size: 18px; line-height: 30px; color: var(--ink-muted); }

.search { display: flex; flex-direction: column; gap: var(--space-3); max-width: 760px; }
.search__row { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.search__opts { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-2); }
.search__opts .ak-label { color: var(--ink-muted); margin-right: var(--space-1); }
.search__k { margin-left: auto; display: flex; align-items: center; gap: var(--space-2); }
.search select { padding: var(--space-2) var(--space-3); background: var(--paper-raised); color: var(--ink); border: var(--size-hairline) solid var(--rule-strong); border-radius: var(--radius-xs); font-family: var(--font-mono); font-size: 12px; }

.results { display: grid; gap: var(--space-4); padding: var(--space-8) 0 var(--space-24); max-width: 820px; }
.status { min-height: 20px; margin: var(--space-4) 0 0; }
.reveal { opacity: 0; transform: translateY(12px); transition: opacity 240ms cubic-bezier(.2,.7,.2,1), transform 240ms cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }

.foot { border-top: var(--size-hairline) solid var(--rule); padding: var(--space-6) 0 var(--space-12); color: var(--ink-muted); background: var(--paper); }
.foot .wrap { display: flex; flex-direction: column; gap: var(--space-2); max-width: calc(var(--size-content) + 2 * var(--space-12)); }
.foot p { margin: 0; max-width: 90ch; }