/* ================================================================
   EXIST — AI Training & Enablement theme
   Shared visual language for the homepage and every session deck.
   Primarily white, with the Exist brand green (#5DA00E) as the
   single accent. Scoped under .tpl-exist so it composes cleanly
   with assets/base.css tokens without touching other decks.
   ================================================================ */
.tpl-exist{
  --bg:#ffffff;--bg-soft:#f6f9f2;--surface:#ffffff;--surface-2:#eef5e6;
  --border:rgba(21,35,10,.10);--border-strong:rgba(21,35,10,.22);
  --text-1:#14170f;--text-2:#4b5245;--text-3:#5a6350;
  --accent:#5DA00E;--accent-2:#3f7a06;--accent-3:#8bc34a;
  --accent-ink:#0c0d10;  /* text on --accent fill — 6.5:1, black clears AA, white does not */
  --good:#2f9e44;--warn:#c98500;--bad:#d0402f;
  --grad:linear-gradient(135deg,#5DA00E,#3f7a06);
  --grad-soft:linear-gradient(135deg,#eef5e6,#ffffff);
  --radius:14px;--radius-sm:8px;--radius-lg:22px;
  --shadow:0 1px 2px rgba(21,35,10,.05),0 10px 26px rgba(21,35,10,.07);
  --shadow-lg:0 22px 60px rgba(21,35,10,.12);
  --font-sans:'Inter','Noto Sans SC',-apple-system,BlinkMacSystemFont,Helvetica,Arial,sans-serif;
  --font-display:'Inter','Noto Sans SC',sans-serif;
  --letter-tight:-.03em;
  font-family:var(--font-sans);
}

/* ---------- shared chrome: brand bar + slide grid ---------- */
.tpl-exist .slide{padding:64px 88px;background:var(--bg);display:grid;grid-template-columns:272px 1fr;gap:56px;align-content:start}
.tpl-exist .slide.full{grid-template-columns:1fr;display:flex;flex-direction:column;justify-content:center}
.tpl-exist .slide.center{display:flex;grid-template-columns:1fr}

.tpl-exist .sidebar{border-right:1px solid var(--border);padding-right:32px;position:relative}
.tpl-exist .sidebar .brand{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:800;color:var(--text-1);letter-spacing:.01em}
.tpl-exist .sidebar .brand img{height:22px;width:auto;display:block}
.tpl-exist .sidebar .brand-sub{margin-top:2px;font-size:12px;font-weight:600;letter-spacing:.10em;text-transform:uppercase;color:var(--accent-2)}
.tpl-exist .sidebar h5{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--text-3);margin:30px 0 12px}
.tpl-exist .obj-list{list-style:none;padding:0;margin:0;font-size:14.5px;color:var(--text-2);line-height:1.5}
.tpl-exist .obj-list li{padding:8px 0 8px 24px;position:relative;border-bottom:1px dashed var(--border)}
.tpl-exist .obj-list li::before{content:"";position:absolute;left:0;top:9px;width:14px;height:14px;background-color:var(--text-3);-webkit-mask:var(--i-circle) center/contain no-repeat;mask:var(--i-circle) center/contain no-repeat}
.tpl-exist .obj-list li.done::before{background-color:var(--accent);-webkit-mask:var(--i-circle-check) center/contain no-repeat;mask:var(--i-circle-check) center/contain no-repeat}
.tpl-exist .obj-list li.current{color:var(--text-1);font-weight:700}
.tpl-exist .obj-list li.current::before{background-color:var(--accent-2);-webkit-mask:var(--i-chevron) center/contain no-repeat;mask:var(--i-chevron) center/contain no-repeat}
.tpl-exist .main{min-width:0}

/* ---------- icon system (tabler-icons, MIT — no emoji anywhere) ---------- */
.tpl-exist .icon{width:20px;height:20px;flex:none;display:inline-block;vertical-align:-5px}
.tpl-exist .icon-sm{width:16px;height:16px;vertical-align:-3px}
.tpl-exist .icon-lg{width:28px;height:28px}
.tpl-exist .icon-xl{width:36px;height:36px}
.tpl-exist .icon-mask{display:inline-block;width:18px;height:18px;background-color:currentColor;flex:none;vertical-align:-4px}
.tpl-exist .icon-tile .icon-mask{width:22px;height:22px;vertical-align:0}
.tpl-exist .icon-tile.sm .icon-mask{width:17px;height:17px}
.tpl-exist .icon-tile{width:46px;height:46px;border-radius:12px;background:var(--surface-2);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;color:var(--accent-2);flex:none}
.tpl-exist .icon-tile.on{background:var(--accent);color:#fff;border-color:var(--accent)}
.tpl-exist .icon-tile.sm{width:34px;height:34px;border-radius:9px}
.tpl-exist .icon-tile .icon{width:22px;height:22px;vertical-align:0}
.tpl-exist .icon-tile.sm .icon{width:17px;height:17px}
.tpl-exist .icon-row{display:flex;align-items:center;gap:12px}
.tpl-exist .icon-row h4,.tpl-exist .icon-row h5{margin:0}

/* ---------- section labels (icon + text, no unicode symbols) ---------- */
.tpl-exist .section-label{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent-2);margin:0 0 12px}
.tpl-exist .section-label .icon-mask{width:16px;height:16px}
.tpl-exist .section-label.i-demo .icon-mask{-webkit-mask:var(--i-demo) center/contain no-repeat;mask:var(--i-demo) center/contain no-repeat}
.tpl-exist .section-label.i-exercise .icon-mask{-webkit-mask:var(--i-exercise) center/contain no-repeat;mask:var(--i-exercise) center/contain no-repeat}
.tpl-exist .icon-mask.i-calendar{-webkit-mask:var(--i-calendar) center/contain no-repeat;mask:var(--i-calendar) center/contain no-repeat}
.tpl-exist .icon-mask.i-users{-webkit-mask:var(--i-users) center/contain no-repeat;mask:var(--i-users) center/contain no-repeat}
.tpl-exist .icon-mask.i-file{-webkit-mask:var(--i-file) center/contain no-repeat;mask:var(--i-file) center/contain no-repeat}
.tpl-exist .icon-mask.i-target{-webkit-mask:var(--i-target) center/contain no-repeat;mask:var(--i-target) center/contain no-repeat}
.tpl-exist .icon-mask.i-bulb{-webkit-mask:var(--i-bulb) center/contain no-repeat;mask:var(--i-bulb) center/contain no-repeat}
.tpl-exist .icon-mask.i-concept{-webkit-mask:var(--i-concept) center/contain no-repeat;mask:var(--i-concept) center/contain no-repeat}
.tpl-exist .icon-mask.i-chevron{-webkit-mask:var(--i-chevron) center/contain no-repeat;mask:var(--i-chevron) center/contain no-repeat}
.tpl-exist .icon-mask.i-demo{-webkit-mask:var(--i-demo) center/contain no-repeat;mask:var(--i-demo) center/contain no-repeat}
.tpl-exist .icon-mask.i-exercise{-webkit-mask:var(--i-exercise) center/contain no-repeat;mask:var(--i-exercise) center/contain no-repeat}

/* ---------- type ---------- */
.tpl-exist .h1{font-size:70px;line-height:1.04;font-weight:800;letter-spacing:-.025em;color:var(--text-1);margin:0 0 18px}
.tpl-exist .h2{font-size:46px;line-height:1.12;font-weight:750;letter-spacing:-.02em;color:var(--text-1);margin:0 0 14px}
.tpl-exist h3,.tpl-exist h4{color:var(--text-1)}
.tpl-exist .kicker{color:var(--accent-2);font-size:13px;font-weight:700;letter-spacing:.14em}
.tpl-exist .lede{font-size:19px;color:var(--text-2);line-height:1.65;max-width:64ch}
.tpl-exist .slide.full .h1{font-size:84px}
.tpl-exist .gradient-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent}

/* ---------- content blocks ---------- */
.tpl-exist .concept-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow)}
.tpl-exist .concept-box h4{margin-top:0;color:var(--accent-2)}
.tpl-exist .concept-box .icon-row{margin-bottom:10px}
.tpl-exist .concept-grid-6{gap:16px}
.tpl-exist .concept-grid-6 .concept-box{padding:16px 18px}
.tpl-exist .concept-grid-6 .icon-tile{width:34px;height:34px;margin-bottom:0}
.tpl-exist .concept-grid-6 .icon-tile .icon{width:17px;height:17px}
.tpl-exist .concept-grid-6 .icon-row{margin-bottom:6px}
.tpl-exist .concept-grid-6 h4{font-size:16.5px;margin-bottom:5px}
.tpl-exist .concept-grid-6 .concept-box>p.dim{font-size:14px;line-height:1.48}
.tpl-exist .concept-grid-6 .def-strip{margin-top:8px;padding:8px 10px}
.tpl-exist .concept-grid-6 .def-strip p{font-size:13.5px;line-height:1.45}
.tpl-exist .callout{border-left:4px solid var(--accent);background:var(--surface-2);padding:18px 24px;border-radius:0 var(--radius) var(--radius) 0;margin-top:22px}
.tpl-exist .callout b{color:var(--accent-2)}
.tpl-exist .exercise{background:#f7fbf1;border:1.5px dashed var(--accent);border-radius:var(--radius);padding:22px 26px}
.tpl-exist .demo{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius);padding:22px 26px}
.tpl-exist .pill-exist{display:inline-flex;align-items:center;gap:7px;padding:4px 12px;border-radius:999px;background:var(--surface-2);border:1px solid var(--border);font-size:13px;color:var(--text-2);font-weight:600}
.tpl-exist .pill-exist.on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.tpl-exist .pill-exist .icon-mask{width:14px;height:14px}
.tpl-exist .step-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px 20px;box-shadow:var(--shadow);position:relative}
.tpl-exist .step-card .num{position:absolute;top:-14px;left:16px;width:28px;height:28px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-weight:800;font-size:13px;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 6px rgba(21,35,10,.18)}
.tpl-exist .step-card .icon-tile{margin-bottom:10px}
.tpl-exist .checklist{list-style:none;margin:0;padding:0}
.tpl-exist .checklist li{padding:10px 0 10px 30px;position:relative;border-bottom:1px dashed var(--border);color:var(--text-2);font-size:15px}
.tpl-exist .checklist li::before{content:"";position:absolute;left:0;top:11px;width:17px;height:17px;background-color:var(--accent);-webkit-mask:var(--i-circle-check) center/contain no-repeat;mask:var(--i-circle-check) center/contain no-repeat}
.tpl-exist .prep-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tpl-exist .prep-grid .prep-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px}
.tpl-exist .prep-grid h5{margin:0 0 8px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-2);display:flex;align-items:center;gap:7px}
.tpl-exist .prep-grid h5 .icon-mask{width:14px;height:14px}
.tpl-exist .prep-grid p{margin:0;font-size:14.5px;color:var(--text-2);line-height:1.5}

/* ---------- flow diagram (steps connected by arrows) ---------- */
.tpl-exist .flow-row{display:flex;align-items:flex-start;gap:2px}
.tpl-exist .flow-step{flex:1;text-align:center;min-width:0}
.tpl-exist .flow-step .icon-tile{margin:0 auto 12px}
.tpl-exist .flow-step h5{margin:0 0 4px;font-size:15px;color:var(--text-1);font-weight:700}
.tpl-exist .flow-step p{margin:0;font-size:14.5px;color:var(--text-3);line-height:1.42}
.tpl-exist .flow-arrow{flex:none;width:28px;padding-top:12px;color:var(--border-strong);display:flex;justify-content:center}
.tpl-exist .flow-arrow .icon-mask{width:20px;height:20px;-webkit-mask:var(--i-arrow) center/contain no-repeat;mask:var(--i-arrow) center/contain no-repeat}

/* ---------- proportional time bar (60-minute session flow chart) ---------- */
.tpl-exist .timebar{display:flex;gap:6px;align-items:stretch}
.tpl-exist .time-seg{flex:var(--w,1) 1 0;background:var(--surface-2);border:1px solid var(--border);border-radius:12px;
  padding:14px 8px;text-align:center;min-width:0}
.tpl-exist .time-seg.accent{background:var(--accent);border-color:var(--accent)}
.tpl-exist .time-seg.accent .mins,.tpl-exist .time-seg.accent h5{color:var(--accent-ink)}
.tpl-exist .time-seg .icon-tile{margin:0 auto 8px}
.tpl-exist .time-seg .mins{font-size:12.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--text-3)}
.tpl-exist .time-seg h5{margin:3px 0 0;font-size:14.5px;line-height:1.3;color:var(--text-1)}

/* ---------- level bar (maturity model chart) ---------- */
.tpl-exist .level-bar{display:flex;gap:6px}
.tpl-exist .level-seg{flex:1;text-align:center;padding:16px 8px;border-radius:12px;background:var(--surface-2);border:1px solid var(--border)}
.tpl-exist .level-seg.target{background:var(--accent);border-color:var(--accent)}
.tpl-exist .level-seg.target .lvl-num,.tpl-exist .level-seg.target h5{color:var(--accent-ink)}
.tpl-exist .level-seg.target p{color:var(--accent-ink);opacity:.82}
.tpl-exist .level-seg .lvl-num{font-size:24px;font-weight:800;color:var(--accent-2)}
.tpl-exist .level-seg h5{margin:6px 0 3px;font-size:14.5px;color:var(--text-1)}
.tpl-exist .level-seg p{margin:0;font-size:13.5px;color:var(--text-3);line-height:1.4}

/* ---------- compact icon-grid (e.g. responsible-AI pillars, spectrum items) ---------- */
.tpl-exist .chip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.tpl-exist .chip-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px 16px 18px;text-align:left}
.tpl-exist .chip-item .icon-tile{margin-bottom:10px}
.tpl-exist .chip-item h5{margin:0 0 4px;font-size:14.5px;color:var(--text-1)}
.tpl-exist .chip-item p{margin:0;font-size:14.5px;color:var(--text-3);line-height:1.48}

/* ---------- worked-example prompt/response card ---------- */
.tpl-exist .prompt-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.tpl-exist .prompt-card-row{display:flex;gap:14px;padding:14px 20px}
.tpl-exist .prompt-card-row+.prompt-card-row{border-top:1px solid var(--border)}
.tpl-exist .prompt-card-row.prompt{background:var(--bg-soft)}
.tpl-exist .prompt-card-row .icon-tile{margin-top:1px}
.tpl-exist .prompt-card-row .body{min-width:0}
.tpl-exist .prompt-card .tag{margin:0 0 5px;font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--text-3)}
.tpl-exist .prompt-card .txt{margin:0;font-size:15px;color:var(--text-1);line-height:1.6;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.tpl-exist .prompt-card .txt.note{font-family:var(--font-sans);color:var(--text-2)}

/* ---------- compact comparison / worked-example table ---------- */
.tpl-exist .example-table{width:100%;border-collapse:collapse;font-size:14.5px}
.tpl-exist .example-table th{text-align:left;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--text-3);padding:0 14px 8px 0;border-bottom:1.5px solid var(--border-strong)}
.tpl-exist .example-table td{padding:12px 14px 12px 0;border-bottom:1px dashed var(--border);color:var(--text-2);vertical-align:top;line-height:1.5}
.tpl-exist .example-table tr:last-child td{border-bottom:none}
.tpl-exist .example-table td b,.tpl-exist .example-table td strong{color:var(--text-1)}
.tpl-exist .example-table .tag-good{color:var(--good);font-weight:700}
.tpl-exist .example-table .tag-warn{color:var(--warn);font-weight:700}
.tpl-exist .example-table .tag-bad{color:var(--bad);font-weight:700}

/* ---------- inline stat / definition strip ---------- */
.tpl-exist .def-strip{display:flex;gap:10px;align-items:flex-start;background:var(--bg-soft);border-radius:var(--radius-sm);padding:12px 14px;margin-top:10px}
.tpl-exist .def-strip .icon-mask{width:15px;height:15px;color:var(--accent-2);margin-top:3px}
.tpl-exist .def-strip p{margin:0;font-size:14px;color:var(--text-2);line-height:1.55}
.tpl-exist .def-strip b{color:var(--text-1)}

/* ---------- reveal (collapsible worked-answer, keeps exercises from spoiling themselves) ---------- */
.tpl-exist details.reveal{margin-top:14px}
.tpl-exist details.reveal summary{cursor:pointer;list-style:none;display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:700;color:var(--accent-2);padding:9px 16px;border-radius:999px;background:var(--surface);border:1px solid var(--border-strong);user-select:none}
.tpl-exist details.reveal summary::-webkit-details-marker{display:none}
.tpl-exist details.reveal summary::before{content:"";width:14px;height:14px;background-color:currentColor;flex:none;
  -webkit-mask:var(--i-chevron) center/contain no-repeat;mask:var(--i-chevron) center/contain no-repeat;transition:transform .15s ease}
.tpl-exist details.reveal[open] summary::before{transform:rotate(90deg)}
.tpl-exist details.reveal[open] summary{margin-bottom:14px}
.tpl-exist details.reveal .example-table{background:var(--bg-soft);border-radius:var(--radius);padding:16px 18px}

/* ---------- footer / cover accents ---------- */
.tpl-exist .deck-footer{color:var(--text-3)}
.tpl-exist .deck-footer .brand-mark{display:inline-flex;align-items:center;gap:8px;color:var(--text-2);font-weight:700}
.tpl-exist .deck-footer .brand-mark img{height:16px;width:auto}
.tpl-exist .cover-bar{height:6px;width:96px;background:var(--grad);border-radius:4px;margin-bottom:26px}
.tpl-exist .cover-badges{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- homepage-only extras ---------- */
.tpl-exist .session-card{position:relative;background:var(--surface);border:2px solid #d5e2c8;border-radius:var(--radius-lg);padding:26px 28px;box-shadow:0 8px 24px rgba(23,33,15,.08);transition:transform .18s var(--ease,ease),box-shadow .18s var(--ease,ease),border-color .18s var(--ease,ease);text-decoration:none;display:block;color:inherit}
.tpl-exist .session-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 16px 38px rgba(23,33,15,.16);text-decoration:none}
.tpl-exist .session-card:active{transform:scale(.96)}
.tpl-exist .session-card:focus-visible{outline:3px solid #5da00e;outline-offset:4px;border-color:var(--accent)}
.tpl-exist .session-card .n{display:flex;align-items:center;gap:10px;font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--accent);text-transform:uppercase}
.tpl-exist .session-card h3{margin:8px 0 6px;font-size:22px;color:var(--text-1)}
.tpl-exist .session-card p{margin:0;color:var(--text-2);font-size:14.5px;line-height:1.5}
.tpl-exist .session-card .tags{margin-top:14px;display:flex;gap:8px;flex-wrap:wrap}
.tpl-exist .metric-chip{display:flex;align-items:center;gap:12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;box-shadow:var(--shadow)}
.tpl-exist .metric-chip p{margin:0;font-size:14px;color:var(--text-2);line-height:1.4}
.tpl-exist .metric-chip b{display:block;font-size:14px;color:var(--text-1)}