/* CodeFlow AI design system — shared by the landing page, sign-in and the workspace.
   Warm, airy light theme; accents come from the brand icon (violet → indigo → electric blue). */

:root {
  --bg: #fbf8f6;
  --bg-2: #f4efeb;
  --surface: #ffffff;
  --surface-2: #faf7f5;
  --ink: #1b1530;
  --ink-2: #3a3350;
  --muted: #6f6880;
  --line: #ece6e2;
  --line-2: #e1d9d4;
  --accent: #5a3df5;
  --accent-2: #4733e0;
  --accent-soft: #eeeaff;
  --ring: rgba(90, 61, 245, .32);
  --good: #12b76a;
  --bad: #e5484d;
  --brand: linear-gradient(120deg, #8b3dff 0%, #4f46ff 52%, #19a7ff 100%);
  --on-brand: #ffffff;
  --brand-shadow: #4f46ff;
  --glow-1: rgba(139, 61, 255, .16);
  --glow-2: rgba(25, 167, 255, .14);
  --final-bg: radial-gradient(60% 120% at 20% 0%, #8b3dff 0%, transparent 60%),
              radial-gradient(60% 120% at 90% 100%, #19a7ff 0%, transparent 60%), #120f2e;
  --final-ink: #ffffff;
  --final-btn-ink: #120f2e;
  --logo-filter: none;

  --radius-sm: 10px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 2px rgba(27, 21, 48, .06);
  --shadow: 0 12px 32px -14px rgba(27, 21, 48, .22);
  --shadow-lg: 0 40px 90px -40px rgba(60, 40, 140, .45);

  --font-display: "Bricolage Grotesque", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --container: 1180px;
  color-scheme: light;
}

/* follow the system's dark setting only when no mood was chosen (themes.css has the chosen moods) */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --bg: #0a0918;
    --bg-2: #100e24;
    --surface: #15132c;
    --surface-2: #1a1834;
    --ink: #f3f1fb;
    --ink-2: #d4cfe8;
    --muted: #9b95b5;
    --line: #26233f;
    --line-2: #312d50;
    --accent: #7c6bff;
    --accent-2: #9384ff;
    --accent-soft: #1f1b45;
    --ring: rgba(124, 107, 255, .45);
    --glow-1: rgba(139, 61, 255, .28);
    --glow-2: rgba(25, 167, 255, .20);
    --shadow: 0 16px 40px -18px rgba(0, 0, 0, .6);
    --shadow-lg: 0 40px 100px -40px rgba(80, 60, 255, .5);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.6 var(--font-body); -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
[hidden] { display: none !important; }  /* our display rules must never un-hide elements */
.composer textarea:focus-visible { outline: none; }  /* the composer's gradient border shows focus */
::selection { background: var(--accent-soft); }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
@media (max-width: 640px) { .container { padding: 0 16px; } }

/* ---------- brand ---------- */
.logo { display: inline-flex; align-items: center; gap: 10px; font: 800 20px/1 var(--font-display); letter-spacing: -.02em; }
.logo img, .brand-mark { filter: var(--logo-filter); }
.logo img { width: 34px; height: 34px; border-radius: 9px; box-shadow: 0 6px 18px -6px color-mix(in srgb, var(--brand-shadow) 60%, transparent); }
.logo b { font-weight: 800; background: var(--brand); -webkit-background-clip: text; background-clip: text; color: transparent; }
.gradient-text { background: var(--brand); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 18px; border-radius: 12px; border: 1px solid var(--line-2);
  background: var(--surface); color: var(--ink); font-weight: 600; font-size: 15px;
  cursor: pointer; transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
  white-space: nowrap;
}
.btn:hover { border-color: var(--muted); }
.btn:active { transform: translateY(1px); }
.btn-primary {
  border: 0; color: var(--on-brand); background: var(--brand); background-size: 140% 100%;
  box-shadow: 0 10px 24px -10px color-mix(in srgb, var(--brand-shadow) 70%, transparent), inset 0 1px 0 rgba(255, 255, 255, .25);
}
.btn-primary:hover { background-position: 100% 0; box-shadow: 0 14px 30px -10px color-mix(in srgb, var(--brand-shadow) 85%, transparent), inset 0 1px 0 rgba(255,255,255,.25); }
.btn-primary:disabled { opacity: .55; cursor: not-allowed; box-shadow: none; }
.btn-ghost { background: transparent; border-color: transparent; }
.btn-ghost:hover { background: var(--bg-2); border-color: transparent; }
.btn-sm { height: 36px; padding: 0 14px; border-radius: 10px; font-size: 14px; }
.btn-lg { height: 52px; padding: 0 24px; border-radius: 14px; font-size: 16px; }
.btn svg { width: 18px; height: 18px; }

/* ---------- small parts ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px 6px 8px;
  border: 1px solid var(--line-2); border-radius: 999px; background: color-mix(in srgb, var(--surface) 70%, transparent);
  color: var(--ink-2); font-size: 14px; font-weight: 500; backdrop-filter: blur(6px);
}
.eyebrow .tag { padding: 2px 8px; border-radius: 999px; background: var(--brand); color: var(--on-brand); font-size: 12px; font-weight: 700; }
.chip {
  display: inline-flex; align-items: center; gap: 6px; height: 34px; padding: 0 12px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface-2); color: var(--ink-2); font-size: 13.5px; font-weight: 500;
  cursor: pointer; transition: border-color .2s, background .2s, color .2s;
}
.chip:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.muted { color: var(--muted); }
.section-head { max-width: 680px; margin: 0 auto 48px; text-align: center; }
.section-head .kicker { color: var(--accent); font-weight: 700; font-size: 14px; letter-spacing: .08em; text-transform: uppercase; }
.section-head h2 { margin: 10px 0 12px; font: 800 clamp(30px, 4.2vw, 46px)/1.06 var(--font-display); letter-spacing: -.03em; text-wrap: balance; }
.section-head p { margin: 0; color: var(--muted); font-size: 18px; text-wrap: pretty; }

/* soft brand glow behind heroes */
.glow { position: relative; isolation: isolate; }
.glow::before {
  content: ""; position: absolute; inset: -120px 0 auto; height: 620px; z-index: -1; pointer-events: none;
  background:
    radial-gradient(40% 55% at 30% 30%, var(--glow-1), transparent 70%),
    radial-gradient(38% 50% at 72% 26%, var(--glow-2), transparent 70%);
  filter: blur(10px);
}

/* reveal on scroll (respects reduced motion) */
.reveal { opacity: 0; transform: translateY(10px); transition: opacity .3s ease, transform .3s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; transition: none !important; }
}

/* interface language switcher (assets/i18n.js) */
.ui-lang { height: 34px; padding: 0 28px 0 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface)
  url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2.5'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat;
  background-position: right 10px center; color: var(--ink); font: 600 13px/1 var(--font-body); cursor: pointer; appearance: none; -webkit-appearance: none; }
.ui-lang:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.ui-lang-host { display: inline-flex; }
html[dir="rtl"] .ui-lang { padding: 0 12px 0 28px; background-position: left 10px center; }

/* Arabic and Darija: right-to-left, an Arabic typeface, no letter-spacing (it breaks joined letters) */
html[dir="rtl"] { --font-body: "IBM Plex Sans Arabic", "Segoe UI", Tahoma, system-ui, sans-serif !important;
  --font-display: "IBM Plex Sans Arabic", "Segoe UI", Tahoma, system-ui, sans-serif !important; }
html[dir="rtl"] body, html[dir="rtl"] body * { letter-spacing: 0 !important; }
html[dir="rtl"] input[type="email"], html[dir="rtl"] input[type="password"], html[dir="rtl"] code { direction: ltr; text-align: right; }
/* visually hidden but read by screen readers (works in both directions, no off-screen scroll) */
.sr-only { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; border: 0; }

/* modern dropdown (assets/picker.js): pill button + floating card */
.pk { position: relative; display: inline-flex; }
.pk-native { position: absolute !important; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.pk-btn { display: inline-flex; align-items: center; gap: 8px; height: 38px; padding: 0 12px 0 13px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--surface); color: var(--ink); font: 600 13.5px/1 var(--font-body);
  cursor: pointer; transition: border-color .15s, box-shadow .15s, background .15s; white-space: nowrap; }
.pk-btn:hover { border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); }
.pk-btn[aria-expanded="true"], .pk-btn:focus-visible { outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 16%, transparent); }
.pk-ico { width: 16px; height: 16px; color: var(--muted); flex: none; }
.pk-chev { width: 14px; height: 14px; color: var(--muted); flex: none; transition: transform .18s ease; }
.pk-btn[aria-expanded="true"] .pk-chev { transform: rotate(180deg); }
.pk-menu { position: absolute; top: calc(100% + 8px); right: 0; z-index: 90; min-width: 210px; padding: 6px; border-radius: 16px;
  background: var(--surface); border: 1px solid var(--line); box-shadow: 0 18px 50px -12px rgba(20, 16, 40, .28), 0 2px 6px rgba(20, 16, 40, .06);
  transform-origin: top right; animation: pk-in .16s cubic-bezier(.2, .9, .3, 1.2); }
.pk-up .pk-menu { top: auto; bottom: calc(100% + 8px); transform-origin: bottom right; }
.pk-menu[hidden] { display: none; }
.pk-title { padding: 8px 10px 6px; font-size: 11.5px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.pk-opt { display: grid; grid-template-columns: 1fr auto; align-items: center; column-gap: 12px; width: 100%; padding: 10px 11px;
  border: 0; border-radius: 10px; background: transparent; color: var(--ink); font: 500 14.5px/1.25 var(--font-body);
  text-align: start; cursor: pointer; }
.pk-opt:hover, .pk-opt:focus-visible { background: var(--bg-2); outline: none; }
.pk-opt[aria-selected="true"] { background: color-mix(in srgb, var(--accent) 9%, transparent); color: var(--accent); font-weight: 650; }
.pk-sub { grid-column: 1; font-size: 12px; color: var(--muted); font-weight: 400; }
.pk-check { grid-row: 1 / span 2; grid-column: 2; width: 16px; height: 16px; color: var(--accent); visibility: hidden; }
.pk-opt[aria-selected="true"] .pk-check { visibility: visible; }
html[dir="rtl"] .pk-menu { right: auto; left: 0; transform-origin: top left; }
html[dir="rtl"] .pk-up .pk-menu { transform-origin: bottom left; }
@keyframes pk-in { from { opacity: 0; transform: translateY(-4px) scale(.97); } to { opacity: 1; transform: none; } }
.pk-up .pk-menu { animation-name: pk-in-up; }
@keyframes pk-in-up { from { opacity: 0; transform: translateY(4px) scale(.97); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .pk-menu { animation: none; } .pk-chev { transition: none; } }
.pk-compact .pk-btn { height: 34px; padding: 0 10px; font-size: 13px; }
.acct-lang .pk, .acct-lang .pk-btn { width: 100%; }
.acct-lang .pk-btn { justify-content: space-between; }
.acct-lang .pk-menu { left: 0; right: 0; }