/* ==========================================================================
   iBOS Marketing Edition — Deep Dive v3
   THEME: maps the brand tokens (css/tokens.css) onto the names the slides
   use, and defines shared components (type, cards, wordmark, chips, buttons).
   Change colours in tokens.css — not here.
   ========================================================================== */

:root {
  /* neutrals */
  --ink-900: var(--c-bg-1);
  --ink-800: var(--c-bg-2);
  --text: var(--c-text);
  --text-2: var(--c-text-2);
  --muted: var(--c-text-muted);
  --dim: var(--c-text-dim);
  --line: var(--c-hairline);
  --line-2: var(--c-hairline-2);
  --line-3: var(--c-hairline-3);

  /* accents (legacy names used by the slide styles) */
  --accent: var(--c-violet-soft);  --accent-rgb: 139, 125, 255;   /* interactive / data */
  --accent-2: var(--c-coral);      --accent-2-rgb: var(--c-coral-rgb);
  --sky: var(--c-teal);            --sky-rgb: var(--c-teal-rgb);
  --decision: var(--c-decision);   --decision-rgb: var(--c-decision-rgb); /* management decisions = soft coral */
  --ok: var(--c-success);           --ok-rgb: var(--c-success-rgb);   /* approved / confirmed = muted green */
  --coral: var(--c-danger);        --coral-rgb: var(--c-danger-rgb); /* risk / decline */
  --grad: var(--g-brand);
  --grad-decision: var(--g-decision);

  /* surfaces */
  --glass: var(--g-card);
  --glass-strong: var(--g-card);
  --glass-solid: var(--g-card-solid);
  --shadow-lg: var(--sh-card);
  --inner-hi: inset 0 1px 0 rgba(255, 255, 255, 0.05);

  --font-display: var(--f-display);
  --font-body: var(--f-body);
  --font-mono: var(--f-mono);
  --radius: var(--r-lg);
  --radius-sm: var(--r-sm);
  --ease: var(--ease-out);
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--c-bg-1);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 20px;
  line-height: 1.5;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
button, select, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
:focus-visible { outline: 2px solid var(--c-violet-soft); outline-offset: 4px; border-radius: 8px; }
::selection { background: rgba(var(--c-violet-rgb), .45); }

/* ---------- Typography ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 14px;
  font: 500 17px/1 var(--font-mono);
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--c-text-muted);
}
.eyebrow::before {
  content: ''; width: 8px; height: 8px; border-radius: 50%;
  background: var(--c-coral); box-shadow: 0 0 12px rgba(var(--c-coral-rgb), .8);
}
.headline {
  margin: 22px 0 0;
  font: 700 76px/1.04 var(--font-display);
  letter-spacing: -.03em;
  color: var(--c-text);
  text-wrap: balance;
}
/* One highlighted phrase per headline: softer grey (default) — never gradient text */
.headline em { font-style: normal; color: var(--c-text-muted); }
.headline em.hue { color: var(--c-coral-soft); }
.grad-text { font-style: normal; color: var(--c-text-muted); }
.headline .w { display: inline-block; overflow: hidden; vertical-align: top; padding: 0 .02em .1em; margin: 0 -.02em -.1em; }
.headline .wi { display: inline-block; will-change: transform; }

.lead { font-size: 26px; line-height: 1.45; color: var(--text-2); }
.mono { font-family: var(--font-mono); letter-spacing: .12em; text-transform: uppercase; }
.muted { color: var(--muted); }
.note { font-size: 16px; color: var(--dim); letter-spacing: .01em; }
em.hl { font-style: normal; color: var(--c-coral-soft); }
em.decision { font-style: normal; color: var(--decision); }

/* ---------- Cards: matte glass + hairline + hue wash ---------- */
.glass {
  position: relative;
  background: var(--wash, none), var(--g-card);
  border: 1px solid var(--c-hairline);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-card);
}
.glass-strong { border-color: var(--c-hairline-2); }
/* card families — each leans toward one hue */
.tone-coral  { --wash: var(--wash-coral);  --hue: var(--c-coral-soft); }
.tone-violet { --wash: var(--wash-violet); --hue: var(--c-violet-soft); }
.tone-teal   { --wash: var(--wash-teal);   --hue: var(--c-teal); }
.tone-decision { --wash: var(--wash-decision); --hue: var(--c-decision); }
.tone-mix    { --wash: var(--wash-mix);    --hue: var(--c-coral-soft); }
/* halftone dot texture in one corner */
.ht { position: relative; }
.ht::before {
  content: ''; position: absolute; top: 0; right: 0; width: 170px; height: 150px; pointer-events: none;
  border-top-right-radius: inherit;
  background-image: var(--halftone); background-size: var(--halftone-size);
  -webkit-mask-image: radial-gradient(120% 120% at 100% 0%, #000 0%, transparent 62%);
  mask-image: radial-gradient(120% 120% at 100% 0%, #000 0%, transparent 62%);
  opacity: .55;
}
.ht.ht-bl::before { top: auto; right: auto; bottom: 0; left: 0; border-radius: 0 0 0 var(--r-lg);
  -webkit-mask-image: radial-gradient(120% 120% at 0% 100%, #000 0%, transparent 62%); mask-image: radial-gradient(120% 120% at 0% 100%, #000 0%, transparent 62%); }

/* ---------- iBOS wordmark: ring-and-dot mark + wordmark on a matte tile ---------- */
.ibos-mark {
  --m: 22px;
  display: inline-flex; align-items: center; gap: calc(var(--m) * .42);
  height: calc(var(--m) * 2.3);
  padding: 0 calc(var(--m) * .62) 0 calc(var(--m) * .56);
  border-radius: calc(var(--m) * .6);
  font: 800 var(--m)/1 var(--font-display);
  letter-spacing: .01em;
  color: var(--c-text);
  background: linear-gradient(180deg, #1C1E26 0%, #121318 100%);
  border: 1px solid var(--c-hairline-2);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.07), 0 14px 30px -14px rgba(0,0,0,.9);
  white-space: nowrap; position: relative;
}
.ibos-mark::before { /* ring */
  content: ''; flex: none; width: calc(var(--m) * .82); height: calc(var(--m) * .82);
  border-radius: 50%; border: calc(var(--m) * .14) solid var(--c-text); box-sizing: border-box;
}
.ibos-mark::after { /* signal dot on the ring */
  content: ''; position: absolute;
  width: calc(var(--m) * .36); height: calc(var(--m) * .36); border-radius: 50%;
  left: calc(var(--m) * .56 + var(--m) * .56); top: calc(50% - var(--m) * .48);
  background: linear-gradient(135deg, var(--c-coral), var(--c-violet));
  box-shadow: 0 0 0 calc(var(--m) * .07) #16171D;
}
.ibos-mark.sm { --m: 15px; }
.ibos-mark.lg { --m: 34px; }
.ibos-mark.xl { --m: 48px; }
.ibos-word { font: 800 1em/1 var(--font-display); color: var(--c-text); letter-spacing: .01em; }

/* ---------- Chips / pills ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 18px; border-radius: 999px;
  border: 1px solid var(--line-2);
  background: rgba(255, 255, 255, .04);
  color: var(--text-2); font-size: 18px; font-weight: 500; line-height: 1.2;
  white-space: nowrap;
}
.chip i { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); flex: none; }
.tag {
  display: inline-flex; align-items: center; gap: 8px;
  font: 500 13px/1 var(--font-mono); letter-spacing: .14em; text-transform: uppercase;
  padding: 7px 11px; border-radius: 8px;
  border: 1px solid rgba(var(--c-teal-rgb), .35); color: var(--c-teal);
  background: rgba(var(--c-teal-rgb), .08);
}
.tag.ok { border-color: rgba(var(--ok-rgb), .4); color: var(--ok); background: rgba(var(--ok-rgb), .09); }
.tag.decision { border-color: rgba(var(--decision-rgb), .4); color: var(--decision); background: rgba(var(--decision-rgb), .09); }
.tag.iris { border-color: rgba(var(--c-violet-rgb), .45); color: var(--c-violet-soft); background: rgba(var(--c-violet-rgb), .1); }
.tag.coral { border-color: rgba(var(--coral-rgb), .4); color: var(--coral); background: rgba(var(--coral-rgb), .09); }

/* flow line: A → B → C */
.flowline { display: flex; align-items: center; flex-wrap: wrap; gap: 14px 18px; font-size: 20px; color: var(--text-2); }
.flowline .arr { width: 34px; height: 1px; background: linear-gradient(90deg, rgba(255,255,255,.12), rgba(255,255,255,.5)); position: relative; }
.flowline .arr::after { content: ''; position: absolute; right: -1px; top: -4px; border: 4.5px solid transparent; border-left: 7px solid rgba(255,255,255,.6); border-right: 0; }

/* buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 52px; padding: 0 24px; border-radius: 14px;
  border: 1px solid var(--line-2); background: rgba(255, 255, 255, .05);
  color: var(--text); font-size: 18px; font-weight: 600;
  transition: transform .25s var(--ease), background .25s, border-color .25s, box-shadow .25s;
}
.btn:hover { transform: translateY(-2px); border-color: var(--line-3); background: rgba(255, 255, 255, .09); }
.btn.primary { border-color: #FFFFFF; color: #0A0B0F; background: #F5F5F7; box-shadow: 0 10px 34px -10px rgba(255, 255, 255, .35); }
.btn.primary:hover { background: #FFFFFF; box-shadow: 0 14px 44px -10px rgba(255, 255, 255, .5); }
.btn.approve { border-color: transparent; color: var(--c-success-ink); background: var(--g-success); box-shadow: 0 10px 30px -12px rgba(var(--ok-rgb), .6); }
.btn.approve:hover { border-color: transparent; background: linear-gradient(180deg, #8FE2B2 0%, #5AD694 100%); }
.btn.decision { border-color: var(--c-decision); color: var(--c-decision-ink); background: var(--g-decision); box-shadow: 0 10px 30px -10px rgba(var(--decision-rgb), .55); }

/* simple brand glyph */
.bi { width: 1em; height: 1em; display: inline-block; flex: none; }
.bi svg { width: 100%; height: 100%; display: block; }