/* Kurik Mobile: Instrument tokens (Kurik slate/teal with orange action). */
:root {
  --ink: #123D4E;
  --ink-secondary: #456372;
  --ink-muted: #526F7D;
  --accent: #F47B16;
  --accent-action: #B84E00;
  --accent-action-hover: #9C4200;
  --accent-soft: #FFF2E7;
  --surface: #FFFFFF;
  --surface-context: #F2F7F7;
  --surface-input: #E8F0FC;
  --border: #D6E1E5;
  --border-control: #718A96;
  --grid-line: rgba(18, 61, 78, 0.045);
  --link: #246B8A;
  --focus: #246B8A;
  --danger: #B42318;
  --font-sans: Inter, "Source Sans 3", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", ui-monospace, Consolas, monospace;
  --gutter: 20px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; min-height: 100dvh;
  font: 400 17px/1.5 var(--font-sans); color: var(--ink); background: var(--surface-context);
}
h1 { margin: 0 0 8px; font-size: 30px; line-height: 1.2; font-weight: 750; letter-spacing: -0.01em; }
p { margin: 0; }
a { color: var(--link); }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 3px; }
[hidden] { display: none !important; }

.mk-eyebrow {
  margin-bottom: 8px; font: 600 12px/1.4 var(--font-mono); letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--accent-action);
}
.mk-brand {
  display: flex; align-items: center; gap: 10px;
  font: 700 15px/1 var(--font-sans); letter-spacing: 0.08em; color: var(--ink);
}
.mk-brand img { border-radius: 7px; }
.mk-brand span { font: 600 12px/1 var(--font-mono); letter-spacing: 0.12em; color: var(--ink-muted); }

.mk-skip { position: absolute; left: -9999px; top: 8px; z-index: 10; padding: 12px 16px; background: var(--surface); }
.mk-skip:focus { left: 8px; }

/* Buttons */
.mk-button {
  display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 20px;
  border-radius: 6px; border: 1px solid transparent; font: 650 17px/1.2 var(--font-sans); cursor: pointer;
  transition: background-color 150ms ease, border-color 150ms ease;
}
.mk-button--primary { width: 100%; min-height: 56px; margin-top: 24px; background: var(--accent-action); color: #fff; }
.mk-button--primary:hover { background: var(--accent-action-hover); }
.mk-button--secondary { margin-top: 16px; background: var(--surface); color: var(--ink); border-color: var(--border-control); }
.mk-button--quiet { min-height: 44px; padding: 0 14px; background: transparent; color: var(--ink); border-color: var(--border-control); font-size: 15px; }
.mk-button:disabled { opacity: 0.7; cursor: progress; }

/* Home */
.mk-bar {
  position: sticky; top: 0; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: calc(10px + env(safe-area-inset-top)) max(var(--gutter), env(safe-area-inset-right)) 10px max(var(--gutter), env(safe-area-inset-left));
  background: var(--surface); border-bottom: 1px solid var(--border);
}
.mk-main {
  max-width: 880px; margin: 0 auto;
  padding: 28px max(var(--gutter), env(safe-area-inset-right)) calc(40px + env(safe-area-inset-bottom)) max(var(--gutter), env(safe-area-inset-left));
}
.mk-main:focus { outline: none; }
.mk-who { margin-bottom: 4px; color: var(--ink-secondary); font-size: 16px; overflow-wrap: anywhere; }

.mk-tiles {
  list-style: none; margin: 24px 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px;
}
.mk-tile {
  display: flex; flex-direction: column; align-items: flex-start; gap: 6px; height: 100%; min-height: 168px; padding: 18px 16px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px;
  color: var(--ink); text-decoration: none; transition: border-color 150ms ease;
}
.mk-tile:hover { border-color: var(--border-control); }
.mk-tile:active { background: var(--accent-soft); }
.mk-tile__icon {
  display: grid; place-items: center; width: 60px; height: 60px; margin-bottom: 8px;
  border-radius: 8px; background: var(--surface-context); border: 1px solid var(--border);
}
.mk-tile__icon img { width: 36px; height: 36px; }
.mk-tile__name { font-size: 18px; font-weight: 700; line-height: 1.25; }
.mk-tile__desc { font-size: 15px; line-height: 1.4; color: var(--ink-secondary); }

.mk-status { margin-top: 24px; padding: 18px 16px; background: var(--surface); border: 1px solid var(--border); border-radius: 8px; }
.mk-status--loading { color: var(--ink-secondary); }
.mk-status--error { border-left: 4px solid var(--danger); }
.mk-status--empty { border-left: 4px solid var(--accent); }

/* Sign-in */
.mk-auth { background: var(--surface); }
.mk-auth__layout { min-height: 100vh; min-height: 100dvh; display: flex; }
.mk-auth__context { display: none; }
.mk-auth__task {
  flex: 1; display: flex; flex-direction: column; align-items: center;
  padding: calc(20px + env(safe-area-inset-top)) var(--gutter) calc(32px + env(safe-area-inset-bottom));
}
.mk-auth__task form { width: 100%; max-width: 440px; margin-top: 40px; }
.mk-auth__instruction { margin-bottom: 20px; color: var(--ink-secondary); }
.mk-brand--compact { align-self: stretch; }
.mk-label { display: block; margin: 18px 0 8px; font-size: 15px; font-weight: 700; }
.mk-input {
  width: 100%; min-height: 56px; padding: 0 16px; border: 1px solid var(--border-control); border-radius: 6px;
  background: var(--surface-input); color: var(--ink); font: 400 18px/1.3 var(--font-sans);
}
.mk-input--code { font: 600 24px/1 var(--font-mono); letter-spacing: 0.3em; }
.mk-password { position: relative; }
.mk-password .mk-input { padding-right: 84px; }
.mk-password__toggle {
  position: absolute; top: 6px; right: 6px; min-width: 64px; min-height: 44px; border: 0; border-radius: 6px;
  background: transparent; color: var(--link); font: 650 15px/1 var(--font-sans); cursor: pointer;
}
.mk-help { margin-top: 8px; font-size: 15px; color: var(--ink-secondary); }
.mk-alert { padding: 14px 16px; border-radius: 6px; font-size: 16px; }
.mk-alert--error { margin: 4px 0 8px; background: #FDECEA; color: #7A1A12; border-left: 4px solid var(--danger); }
.mk-auth__footnote { margin-top: 24px; padding-top: 16px; border-top: 1px solid var(--border); font-size: 15px; color: var(--ink-muted); }

@media (min-width: 960px) {
  .mk-auth__context {
    display: flex; flex-direction: column; flex: 0 0 60%; padding: 40px 64px;
    background-color: var(--surface-context); border-right: 1px solid var(--border);
    background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 40px 40px;
  }
  .mk-auth__message { margin: auto 0; max-width: 620px; }
  .mk-auth__headline { font-size: clamp(40px, 4.4vw, 72px); line-height: 1.08; font-weight: 800; letter-spacing: -0.02em; }
  .mk-auth__headline em { font-style: normal; color: var(--accent-action); }
  .mk-auth__lede { margin-top: 20px; max-width: 52ch; font-size: 19px; color: var(--ink-secondary); }
  .mk-brand--compact { visibility: hidden; }
  .mk-auth__task { justify-content: center; }
  .mk-auth__task form { margin-top: 0; }
  h1 { font-size: 36px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}