/* ═══════════════════════════════════════════════════════════════════
   MercaPic — shared theme layer
   Applied on top of the prototype's existing Tailwind setup to
   flip the aesthetic to the Landing Page design language.

   Paper/cream bg · orange accent · editorial typography
   ═══════════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter+Tight:wght@300;400;500;600;700;800&family=Noto+Sans+SC:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
  --accent: #FF4D1A;
  --accent-soft: rgba(255, 77, 26, 0.08);
  --ink-1: #0B0B0A;
  --ink-2: #2B2A28;
  --ink-3: #6E6B66;
  --ink-4: #A8A49D;
  --ink-5: #D6D2CA;
  --line: #E7E3DA;
  --line-soft: #EEEAE0;
  --paper: #F6F3EC;
  --paper-warm: #F0EBE0;
  --surface: #FCFAF5;
  --white: #FFFFFF;
  --success: #1F7A3B;
  --warn: #C97B1A;
  --danger: #B4271A;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, monospace;
  --sans: 'Inter Tight', 'Noto Sans SC', system-ui, sans-serif;
  --serif: 'Inter Tight', 'Noto Sans SC', serif;
  --radius-s: 6px;
  --radius-m: 10px;
  --radius-l: 18px;
}

* { -webkit-font-smoothing: antialiased; box-sizing: border-box; }

html, body {
  background: var(--paper) !important;
  color: var(--ink-1) !important;
  font-family: var(--sans) !important;
  font-feature-settings: "ss01", "cv11";
}

/* Kill the prototype's gradient backdrop */
body { background-image: none !important; }

a { color: inherit; }
button { font-family: inherit; }

/* ─── Utility overrides (Tailwind palette → MercaPic palette) ─── */
.bg-bg                { background: var(--paper) !important; }
.bg-surface,
.bg-white             { background: var(--surface) !important; }
.bg-white\/80,
.bg-white\/90,
.bg-white\/95         { background: color-mix(in oklab, var(--surface) 85%, transparent) !important; }
.bg-subtle,
.bg-subtle\/50,
.bg-subtle\/30,
.bg-subtle\/60        { background: var(--paper-warm) !important; }

.text-ink-1 { color: var(--ink-1) !important; }
.text-ink-2 { color: var(--ink-2) !important; }
.text-ink-3 { color: var(--ink-3) !important; }
.text-ink-4 { color: var(--ink-4) !important; }

.border-border  { border-color: var(--line) !important; }
.divide-border > * + * { border-color: var(--line) !important; }

/* Brand blue → our orange accent */
.text-brand, .text-brand-dark                   { color: var(--accent) !important; }
.bg-brand, .bg-brand-dark                       { background: var(--accent) !important; color: var(--white) !important; }
.bg-brand-soft                                  { background: var(--accent-soft) !important; }
.border-brand, .border-brand\/20                { border-color: var(--accent) !important; }
.hover\:text-brand:hover,
.hover\:text-brand-dark:hover                   { color: var(--accent) !important; }

/* Common "black" buttons / inverted surfaces */
.bg-ink-1, .bg-black  { background: var(--ink-1) !important; color: var(--paper) !important; }
.hover\:bg-black:hover,
.hover\:bg-ink-1:hover { background: #000 !important; }

/* ─── Cards ─── */
.card {
  background: var(--surface) !important;
  border: 1px solid var(--line) !important;
  border-radius: var(--radius-m) !important;
  box-shadow: 0 1px 2px rgba(11, 11, 10, 0.02);
}

/* ─── Inputs / textareas ─── */
input, textarea, select,
input.inp, textarea.inp, select.inp {
  background: var(--surface) !important;
  border: 1px solid var(--line) !important;
  border-radius: var(--radius-s) !important;
  color: var(--ink-1) !important;
  font-family: var(--sans) !important;
}
input:focus, textarea:focus, select:focus,
input.inp:focus, textarea.inp:focus {
  border-color: var(--ink-1) !important;
  outline: none !important;
  box-shadow: 0 0 0 3px var(--accent-soft) !important;
}
input::placeholder, textarea::placeholder { color: var(--ink-4) !important; }

/* ─── Option tiles / chips / segmented (prototype classes) ─── */
.opt {
  background: var(--surface) !important;
  border: 1px solid var(--line) !important;
  border-radius: var(--radius-s) !important;
  transition: border-color .15s, background .15s;
}
.opt:hover { border-color: var(--ink-3) !important; }
.opt.sel {
  background: var(--white) !important;
  border-color: var(--ink-1) !important;
  box-shadow: inset 0 0 0 1px var(--ink-1) !important;
}
.opt.sel .ratio-mini { background: var(--ink-1) !important; }

.chip {
  background: var(--surface) !important;
  border: 1px solid var(--line) !important;
  color: var(--ink-2) !important;
  border-radius: 999px !important;
  transition: all .15s;
}
.chip:hover { border-color: var(--ink-3) !important; color: var(--ink-1) !important; }
.chip.sel {
  background: var(--ink-1) !important;
  border-color: var(--ink-1) !important;
  color: var(--paper) !important;
}

.seg {
  background: var(--paper-warm) !important;
  border-radius: var(--radius-s) !important;
  padding: 3px !important;
  border: 1px solid var(--line-soft) !important;
}
.seg-btn { color: var(--ink-3) !important; border-radius: 4px !important; }
.seg-btn.sel {
  background: var(--surface) !important;
  color: var(--ink-1) !important;
  box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}

/* ─── CTA (big primary button in studio) ─── */
.cta {
  background: var(--ink-1) !important;
  color: var(--paper) !important;
  border-radius: 999px !important;
  font-family: var(--sans);
  font-weight: 500 !important;
  transition: all .15s;
}
.cta:hover {
  background: var(--accent) !important;
  color: var(--white) !important;
  transform: none !important;
}
.cta:active { transform: translateY(1px) !important; }

/* ─── Step progress dots (studio) ─── */
.step-dot {
  background: var(--surface) !important;
  border: 1.5px solid var(--line) !important;
  color: var(--ink-4) !important;
  font-family: var(--mono) !important;
}
.step-dot.active, .step-dot.done {
  background: var(--ink-1) !important;
  border-color: var(--ink-1) !important;
  color: var(--paper) !important;
}
.step-line { background: var(--line) !important; }
.step-line.done { background: var(--ink-1) !important; }

/* ─── Dropzone ─── */
.dropzone {
  background: var(--paper-warm) !important;
  border: 2px dashed var(--line) !important;
  border-radius: var(--radius-m) !important;
}
.dropzone:hover {
  background: var(--surface) !important;
  border-color: var(--ink-1) !important;
}

/* ─── Slider ─── */
.slider { background: var(--line) !important; }
.slider::-webkit-slider-thumb {
  background: var(--surface) !important;
  border: 2px solid var(--ink-1) !important;
}

/* ─── Shared nav (.mp-nav) applied per-page ─── */
.mp-nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklab, var(--paper) 82%, transparent);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.mp-nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
}
.mp-logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 600; font-size: 17px; letter-spacing: -0.01em;
  color: var(--ink-1);
  text-decoration: none;
}
.mp-logo-mark {
  width: 26px; height: 26px;
  background: var(--ink-1);
  color: var(--paper);
  display: grid; place-items: center;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
}
.mp-logo-mark::before { content: 'M'; transform: translateY(-0.5px); display: block; }

.mp-nav-links {
  display: flex; gap: 28px; justify-content: center;
}
.mp-nav-link {
  font-size: 14px;
  color: var(--ink-3);
  font-weight: 450;
  transition: color .15s;
  position: relative;
  padding: 4px 0;
}
.mp-nav-link:hover { color: var(--ink-1); }
.mp-nav-link.active { color: var(--ink-1); }
.mp-nav-link.active::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: -22px;
  height: 1.5px; background: var(--ink-1);
}
.mp-nav-right { display: flex; align-items: center; gap: 10px; }

@media (max-width: 820px) {
  .mp-nav-links { display: none; }
}

/* ─── Shared buttons (use .mp-btn* on pure MercaPic elements) ─── */
.mp-btn {
  display: inline-flex; align-items: center; gap: 8px;
  height: 36px; padding: 0 16px;
  font-size: 13px; font-weight: 500;
  border-radius: 999px;
  transition: all .15s;
  white-space: nowrap;
  border: 1px solid transparent;
  text-decoration: none;
}
.mp-btn-primary { background: var(--ink-1); color: var(--paper); }
.mp-btn-primary:hover { background: var(--accent); color: var(--white); }
.mp-btn-ghost { background: transparent; border-color: var(--line); color: var(--ink-1); }
.mp-btn-ghost:hover { border-color: var(--ink-1); }
.mp-btn-accent { background: var(--accent); color: var(--white); }
.mp-btn-accent:hover { background: var(--ink-1); color: var(--paper); }

.mp-credits-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 10px;
  background: var(--accent-soft);
  border: 1px solid rgba(255, 77, 26, 0.2);
  border-radius: 999px;
  font-size: 12px;
  color: var(--accent);
  font-weight: 500;
  text-decoration: none;
  transition: all .15s;
}
.mp-credits-pill:hover {
  border-color: var(--accent);
  background: rgba(255, 77, 26, 0.12);
}

.mp-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--ink-1);
  color: var(--paper);
  display: grid; place-items: center;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
  transition: transform .15s;
}
.mp-avatar:hover { transform: scale(1.05); }

/* ─── Shared page header (editorial § kicker) ─── */
.mp-page-head {
  max-width: 1400px;
  margin: 0 auto;
  padding: 56px 24px 40px;
}
.mp-page-head .kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
}
.mp-page-head .kicker .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--ink-4); }
.mp-page-head h1 {
  font-family: var(--sans);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin: 0 0 12px;
  color: var(--ink-1);
}
.mp-page-head h1 em {
  font-style: italic;
  font-weight: 400;
  color: var(--accent);
}
.mp-page-head .sub {
  font-size: 16px;
  color: var(--ink-2);
  max-width: 56ch;
  line-height: 1.5;
  margin: 0;
}

/* ─── Shared footer ─── */
.mp-footer {
  border-top: 1px solid var(--line);
  padding: 48px 24px 32px;
  background: var(--paper);
  margin-top: 80px;
}
.mp-footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
}
.mp-footer h4 {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 500;
  margin: 0 0 16px;
}
.mp-footer ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.mp-footer ul a {
  font-size: 13px; color: var(--ink-2); text-decoration: none; transition: color .15s;
}
.mp-footer ul a:hover { color: var(--accent); }
.mp-footer-lede {
  font-size: 14px; color: var(--ink-2); line-height: 1.6; max-width: 30ch;
}
.mp-footer-base {
  max-width: 1400px;
  margin: 32px auto 0;
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}
@media (max-width: 820px) {
  .mp-footer-inner { grid-template-columns: 1fr 1fr; }
  .mp-footer-base { flex-direction: column; gap: 8px; }
}

/* ─── Mono helper ─── */
.mp-mono {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 500;
}

/* ─── Dark mode OFF: force-override prototype's [data-theme="dark"] ─── */
/* We don't support dark mode in MercaPic v1 — keep one cohesive paper look. */
[data-theme="dark"] { color-scheme: light !important; }