/* ============================================================
   TALK TO LATEX - app.css
   Shared design system for subpages (account.html, guide.html).
   Single source of design truth. Mirrors index.html's
   "Obsidian Oracle, Waveform Collapse" language exactly.
   One light source. One gradient. Color = the math happened here.
   ============================================================ */

/* ============================================================
   DESIGN TOKENS - copied verbatim from index.html :root
   ============================================================ */
:root{
  --ink:#08080C;
  --ink-1:#0E0E16;
  --surface:#12121C;
  --surface-2:#16161F;
  --text-hi:#F2F0EA;
  --text-mid:#A6A29B;
  --text-faint:rgba(240,238,232,.42);
  --g1:#22D3EE;  /* cyan  */
  --g2:#3B82F6;  /* blue  */
  --g3:#7C5CFF;  /* violet*/
  --accent:#7C5CFF;
  --accent-2:#A78BFF;
  --grad:linear-gradient(110deg,var(--g1),var(--g2) 48%,var(--g3));
  --grad-soft:linear-gradient(110deg,#22d3ee22,#7c5cff22);
  --hair:rgba(244,244,250,.09);
  --hair-2:rgba(244,244,250,.15);
  --glass:rgba(255,255,255,.025);
  --ease:cubic-bezier(.16,1,.3,1);
  --ease-out:cubic-bezier(.22,.61,.36,1);
  --maxw:1180px;
  --font-display:'Inter Tight',system-ui,-apple-system,sans-serif;
  --font-sans:'Inter Tight',system-ui,-apple-system,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,monospace;

  /* additive subpage tokens (do not alter the originals above) */
  --ok:#34D399;     /* validation success */
  --warn:#FBBF24;   /* warning            */
  --danger:#FB7185; /* error / validation */
}

/* ============================================================
   MODERN RESET
   ============================================================ */
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:84px}
body{
  font-family:var(--font-sans);
  background:var(--ink);
  color:var(--text-hi);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
  min-height:100svh;
}
::selection{background:rgba(124,92,255,.32);color:#fff}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
ul,ol{list-style:none}
hr{border:0;border-top:1px solid var(--hair);margin:0}

/* ============================================================
   TYPOGRAPHY SCALE - Fraunces (display), Inter Tight (body),
   JetBrains Mono (code)
   ============================================================ */
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;letter-spacing:-.014em;line-height:1.12}
h1{font-size:clamp(36px,6vw,68px);line-height:1;letter-spacing:-.035em}
h2{font-size:clamp(28px,4.4vw,48px);line-height:1.06}
h3{font-size:clamp(20px,2.4vw,26px);font-weight:500;letter-spacing:-.01em}
h4{font-size:18px;font-weight:500;letter-spacing:-.01em}
p{color:var(--text-mid);font-size:16px;line-height:1.6}
p.lead{font-size:clamp(16px,1.8vw,19px);color:var(--text-mid);line-height:1.6}
strong,b{color:var(--text-hi);font-weight:500}
small{font-size:13px}
code,kbd,pre,.mono{font-family:var(--font-mono)}
code{
  font-family:var(--font-mono);font-size:.86em;color:var(--accent-2);
  background:rgba(124,92,255,.1);padding:1px 6px;border-radius:5px;
}
pre{
  font-family:var(--font-mono);font-size:13.5px;line-height:1.7;color:var(--text-hi);
  background:#0b0b12;border:1px solid var(--hair);border-radius:12px;
  padding:18px 20px;overflow-x:auto;tab-size:2;
}
pre code{background:none;color:inherit;padding:0;font-size:inherit}
kbd{
  display:inline-block;min-width:26px;text-align:center;padding:4px 9px;border-radius:8px;
  background:rgba(255,255,255,.04);border:1px solid var(--hair-2);
  box-shadow:0 2px 0 rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.06);
  color:var(--text-hi);font-family:var(--font-mono);font-size:12.5px;line-height:1;
}
a.link{color:var(--accent-2);transition:color .25s}
a.link:hover{color:var(--text-hi)}

/* shared utilities (verbatim language from index.html) */
.grad-text{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:var(--accent-2);
}
.eyebrow{
  font-family:var(--font-mono);
  font-size:12px;letter-spacing:.28em;text-transform:uppercase;
  color:var(--text-mid);
}
.text-mid{color:var(--text-mid)}
.text-faint{color:var(--text-faint)}
.center{text-align:center}

/* ============================================================
   AMBIENT BACKGROUND - one drifting violet light + grain
   (drop <div class="bg">…</div> at top of <body> to match index)
   ============================================================ */
.bg{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.bg .glow{
  position:absolute;border-radius:50%;filter:blur(96px);opacity:.2;
  background:radial-gradient(circle at center,rgba(124,92,255,.32),rgba(59,130,246,.09) 42%,transparent 70%);
}
.bg .glow.a{width:1100px;height:1100px;top:-380px;left:50%;margin-left:-550px;animation:drift1 26s var(--ease) infinite alternate}
.bg .glow.b{width:760px;height:760px;top:42%;left:-180px;opacity:.12;background:radial-gradient(circle at center,rgba(34,211,238,.16),transparent 68%);animation:drift2 32s var(--ease) infinite alternate}
.bg .glow.c{width:820px;height:820px;bottom:-300px;right:-160px;opacity:.14;animation:drift3 30s var(--ease) infinite alternate}
@keyframes drift1{from{transform:translate(-40px,-10px) scale(1)}to{transform:translate(60px,40px) scale(1.12)}}
@keyframes drift2{from{transform:translate(0,0) scale(1)}to{transform:translate(120px,-60px) scale(1.15)}}
@keyframes drift3{from{transform:translate(0,0) scale(1)}to{transform:translate(-90px,-50px) scale(1.1)}}
.bg .grain{
  position:absolute;inset:-50%;opacity:.04;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.bg .vignette{position:absolute;inset:0;background:radial-gradient(120% 90% at 50% 0%,transparent 50%,rgba(0,0,0,.55) 100%)}

/* ============================================================
   CONTAINER
   ============================================================ */
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px;position:relative;z-index:2}
.wrap.narrow{max-width:760px}
.wrap.slim{max-width:520px}
.section{position:relative;padding:96px 0;z-index:2}
.section.tight{padding:64px 0}
.section-head{max-width:680px;margin:0 auto 56px;text-align:center}
.section-head h2{margin:18px 0 16px}
.section-head p{color:var(--text-mid);font-size:clamp(15px,1.6vw,18px);max-width:560px;margin:0 auto}

/* ============================================================
   STICKY TRANSLUCENT "GLASS" NAV
   ============================================================ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 28px;
  background:rgba(8,8,12,.66);
  backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--hair);
  transition:padding .4s var(--ease),background .4s var(--ease),border-color .4s var(--ease);
}
/* subpages render the glass nav immediately (no hero behind it);
   index.html toggles .scrolled on scroll - both states identical here. */
.nav.scrolled{padding:12px 28px}
.brand{display:flex;align-items:center;gap:12px}
.brand .mark{width:34px;height:34px;border-radius:9px;box-shadow:0 4px 14px rgba(124,92,255,.16)}
.brand .name{font-family:var(--font-sans);font-weight:600;font-size:18px;letter-spacing:-.02em}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-size:14px;color:var(--text-mid);transition:color .25s}
.nav-links a:hover{color:var(--text-hi)}
.nav-links a[aria-current="page"]{color:var(--text-hi)}
.nav .cta-pill{
  font-size:13.5px;font-weight:500;padding:9px 18px;border-radius:100px;
  color:#fff;background:var(--grad);background-size:160% 160%;
  box-shadow:0 4px 14px rgba(124,92,255,.18);transition:transform .3s var(--ease),box-shadow .3s;
  animation:sheen 6s linear infinite;
}
.nav .cta-pill:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(124,92,255,.28)}
.nav .cta-pill[aria-current="page"]{color:#fff}
@keyframes sheen{to{background-position:160% 0}}
/* mobile: collapse plain links to a simple wrap, keep brand + Account pill */
@media(max-width:760px){
  .nav{flex-wrap:wrap;gap:10px 18px}
  .nav-links{gap:18px}
  .nav-links a:not(.cta-pill){font-size:13px}
}
@media(max-width:480px){
  .nav-links a:not(.cta-pill){display:none}
}

/* offset so fixed nav never covers page content */
.page{padding-top:96px;position:relative;z-index:2}
.page-head{max-width:760px;margin:0 auto;text-align:center;padding:48px 0 8px}
.page-head .eyebrow{display:inline-block;margin-bottom:18px}
.page-head h1{margin-bottom:16px}
.page-head p{color:var(--text-mid);font-size:clamp(15px,1.7vw,18px);max-width:560px;margin:0 auto}

/* ============================================================
   BUTTONS - primary (signature gradient) + ghost
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-size:15px;font-weight:500;padding:14px 26px;border-radius:100px;
  transition:transform .3s var(--ease),box-shadow .3s,background .3s,border-color .3s,opacity .3s;
  white-space:nowrap;
}
.btn.primary{color:#fff;background:var(--grad);background-size:170% 170%;box-shadow:0 6px 18px rgba(124,92,255,.2);animation:sheen 6s linear infinite}
.btn.primary:hover{box-shadow:0 10px 26px rgba(124,92,255,.32)}
.btn.ghost{color:var(--text-hi);border:1px solid var(--hair-2);background:var(--glass)}
.btn.ghost:hover{border-color:rgba(255,255,255,.32);background:rgba(255,255,255,.05)}
.btn.sm{font-size:13.5px;padding:9px 18px}
.btn.block{width:100%}
.btn[disabled],.btn.is-loading{opacity:.55;cursor:not-allowed;box-shadow:none;animation:none}
.btn svg{width:17px;height:17px}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.btn-row.center{justify-content:center}

/* a subtle text/link button */
.btn-text{color:var(--accent-2);font-size:14px;font-weight:500;transition:color .25s}
.btn-text:hover{color:var(--text-hi)}

/* ============================================================
   GLASS CARDS / PANELS - hairline borders
   ============================================================ */
.card{
  position:relative;border:1px solid var(--hair);border-radius:18px;padding:26px;
  background:linear-gradient(180deg,rgba(255,255,255,.018),transparent);
  overflow:hidden;transition:border-color .35s,transform .2s var(--ease-out),box-shadow .3s;
}
.card:hover{border-color:var(--hair-2)}
.card h3{font-size:17px;font-weight:600;margin-bottom:7px;letter-spacing:-.01em;font-family:var(--font-display)}
.card p{color:var(--text-mid);font-size:14px;line-height:1.55}
.card .ico{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;margin-bottom:16px;border:1px solid var(--hair-2);background:var(--ink-1);color:var(--accent-2)}
.card .ico svg{width:19px;height:19px}

/* the heavier "glass" panel - for forms, account boxes, callouts */
.panel{
  position:relative;border:1px solid var(--hair-2);border-radius:22px;
  padding:34px;
  background:linear-gradient(180deg,rgba(22,22,31,.72),rgba(14,14,22,.66));
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:0 30px 90px rgba(0,0,0,.45),0 0 0 1px rgba(255,255,255,.03) inset,0 0 40px rgba(124,92,255,.03);
}
.panel.elevated{box-shadow:0 40px 120px rgba(0,0,0,.6),0 0 0 1px rgba(255,255,255,.03) inset,0 0 50px rgba(124,92,255,.04)}
.panel-head{margin-bottom:24px}
.panel-head h2,.panel-head h3{margin-bottom:6px}
.panel-head p{color:var(--text-mid);font-size:14.5px}
.panel-foot{margin-top:24px;padding-top:20px;border-top:1px solid var(--hair);display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13.5px;color:var(--text-mid)}

/* an auth-style centered card column */
.auth-shell{min-height:calc(100svh - 96px);display:flex;align-items:center;justify-content:center;padding:60px 0 80px}
.auth-card{width:100%;max-width:440px;margin:0 auto}
.auth-logo{width:64px;height:64px;border-radius:16px;margin:0 auto 22px;display:block;box-shadow:0 12px 34px rgba(124,92,255,.22),0 0 0 1px rgba(255,255,255,.05) inset}

/* a divider with centered label ("or") */
.divider{display:flex;align-items:center;gap:14px;margin:22px 0;color:var(--text-faint);font-family:var(--font-mono);font-size:11px;letter-spacing:.16em;text-transform:uppercase}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--hair)}

/* ============================================================
   FORM FIELDS - labels, inputs, focus ring, validation,
   password reveal
   ============================================================ */
.form{display:flex;flex-direction:column;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field > label,.label{
  font-size:13px;font-weight:500;color:var(--text-hi);letter-spacing:.01em;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}
.label .hint{font-weight:400;color:var(--text-faint);font-size:12px}

.input,.select,.textarea{
  width:100%;
  font-size:15px;color:var(--text-hi);
  background:rgba(255,255,255,.03);
  border:1px solid var(--hair-2);
  border-radius:12px;
  padding:13px 15px;
  transition:border-color .25s,box-shadow .25s,background .25s;
  -webkit-appearance:none;appearance:none;
}
.input::placeholder,.textarea::placeholder{color:var(--text-faint)}
.input:hover,.select:hover,.textarea:hover{border-color:rgba(255,255,255,.24)}
.input:focus,.select:focus,.textarea:focus{
  outline:none;
  border-color:var(--accent);
  background:rgba(124,92,255,.06);
  box-shadow:0 0 0 3px rgba(124,92,255,.22);
}
.textarea{min-height:120px;resize:vertical;line-height:1.55}
.input:disabled,.select:disabled,.textarea:disabled{opacity:.5;cursor:not-allowed}

/* select chevron */
.select-wrap{position:relative}
.select{padding-right:42px;cursor:pointer}
.select-wrap::after{
  content:"";position:absolute;right:16px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--text-mid);border-bottom:2px solid var(--text-mid);
  transform:translateY(-70%) rotate(45deg);pointer-events:none;transition:border-color .25s;
}
.select-wrap:focus-within::after{border-color:var(--accent-2)}

/* input with leading icon */
.input-icon{position:relative;display:flex;align-items:center}
.input-icon > svg{position:absolute;left:14px;width:17px;height:17px;color:var(--text-faint);pointer-events:none}
.input-icon .input{padding-left:42px}

/* password field + reveal toggle */
.field-password{position:relative}
.field-password .input{padding-right:46px}
.pw-toggle{
  position:absolute;right:6px;top:50%;transform:translateY(-50%);
  width:34px;height:34px;border-radius:9px;display:grid;place-items:center;
  color:var(--text-mid);transition:color .25s,background .25s;
}
.pw-toggle:hover{color:var(--text-hi);background:rgba(255,255,255,.05)}
.pw-toggle svg{width:18px;height:18px}
.pw-toggle .eye-off{display:none}
.pw-toggle[aria-pressed="true"] .eye{display:none}
.pw-toggle[aria-pressed="true"] .eye-off{display:block}

/* password strength meter */
.pw-strength{display:flex;gap:5px;margin-top:4px}
.pw-strength i{flex:1;height:4px;border-radius:3px;background:rgba(255,255,255,.08);transition:background .3s}
.pw-strength[data-level="1"] i:nth-child(-n+1){background:var(--danger)}
.pw-strength[data-level="2"] i:nth-child(-n+2){background:var(--warn)}
.pw-strength[data-level="3"] i:nth-child(-n+3){background:var(--g2)}
.pw-strength[data-level="4"] i{background:var(--ok)}

/* helper / validation text */
.help{font-size:12.5px;color:var(--text-faint);line-height:1.45}
.field-error .input,.field-error .select,.field-error .textarea,.input.invalid{
  border-color:var(--danger);
  box-shadow:0 0 0 3px rgba(251,113,133,.18);
}
.field-error .input:focus{box-shadow:0 0 0 3px rgba(251,113,133,.28)}
.error-text{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--danger);line-height:1.4}
.error-text svg{width:14px;height:14px;flex:0 0 auto}
.success-text{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--ok);line-height:1.4}
.success-text svg{width:14px;height:14px;flex:0 0 auto}

/* checkbox + remember-me row */
.check{display:inline-flex;align-items:center;gap:10px;font-size:13.5px;color:var(--text-mid);cursor:pointer;user-select:none}
.check input{
  appearance:none;-webkit-appearance:none;width:18px;height:18px;flex:0 0 auto;
  border:1px solid var(--hair-2);border-radius:6px;background:rgba(255,255,255,.03);
  transition:background .2s,border-color .2s;position:relative;cursor:pointer;
}
.check input:hover{border-color:rgba(255,255,255,.3)}
.check input:checked{background:var(--grad);border-color:transparent}
.check input:checked::after{
  content:"";position:absolute;left:5.5px;top:2px;width:5px;height:9px;
  border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg);
}
.check input:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.form-row{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}

/* a full-form-level inline alert */
.alert{
  display:flex;gap:11px;align-items:flex-start;
  padding:13px 15px;border-radius:12px;font-size:13.5px;line-height:1.5;
  border:1px solid var(--hair-2);background:rgba(255,255,255,.03);color:var(--text-mid);
}
.alert svg{width:17px;height:17px;flex:0 0 auto;margin-top:1px}
.alert.error{border-color:rgba(251,113,133,.4);background:rgba(251,113,133,.08);color:#ffd9df}
.alert.error svg{color:var(--danger)}
.alert.success{border-color:rgba(52,211,153,.4);background:rgba(52,211,153,.08);color:#caf5e6}
.alert.success svg{color:var(--ok)}
.alert.info{border-color:rgba(124,92,255,.4);background:rgba(124,92,255,.08);color:#e6e0ff}
.alert.info svg{color:var(--accent-2)}

/* ============================================================
   BADGES / PILLS
   ============================================================ */
.badge{
  display:inline-flex;align-items:center;gap:7px;
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.04em;
  padding:5px 12px;border-radius:100px;
  border:1px solid var(--hair);background:var(--glass);color:var(--text-mid);
  backdrop-filter:blur(8px);
}
.badge b{color:var(--text-hi);font-weight:500}
.badge.grad{border-color:transparent;color:#fff;background:var(--grad);box-shadow:0 4px 14px rgba(124,92,255,.18)}
.badge.accent{border-color:rgba(124,92,255,.4);color:var(--accent-2);background:rgba(124,92,255,.1)}
.badge.ok{border-color:rgba(52,211,153,.4);color:var(--ok);background:rgba(52,211,153,.1)}
.badge.warn{border-color:rgba(251,191,36,.4);color:var(--warn);background:rgba(251,191,36,.1)}
.badge .dot{width:7px;height:7px;border-radius:50%;background:currentColor;box-shadow:0 0 8px currentColor}
.badge.live .dot{background:var(--accent);box-shadow:0 0 10px var(--accent);animation:blink 1.2s steps(2,end) infinite}
@keyframes blink{50%{opacity:.18}}

/* tag chip (mono, neutral) */
.chip{
  display:inline-flex;align-items:center;justify-content:space-between;gap:8px;
  font-family:var(--font-mono);font-size:11px;line-height:1;
  padding:6px 12px;border-radius:8px;border:1px solid var(--hair);color:var(--text-mid);
}
.chip.active{color:#fff;border-color:transparent;background:var(--grad);box-shadow:0 4px 12px rgba(124,92,255,.2)}

/* ============================================================
   STATS / METRIC BLOCK - for usage numbers
   ============================================================ */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:18px}
.stat{
  position:relative;border:1px solid var(--hair);border-radius:18px;padding:24px 24px 22px;
  background:linear-gradient(180deg,rgba(255,255,255,.02),transparent);
  overflow:hidden;transition:border-color .35s,transform .2s var(--ease-out);
}
.stat:hover{border-color:var(--hair-2)}
.stat .stat-label{
  font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--text-mid);margin-bottom:12px;display:flex;align-items:center;gap:8px;
}
.stat .stat-label svg{width:14px;height:14px;color:var(--accent-2)}
.stat .stat-num{
  font-family:var(--font-display);font-weight:400;font-size:clamp(30px,4vw,42px);
  line-height:1;letter-spacing:-.02em;color:var(--text-hi);
}
.stat .stat-num.grad{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.stat .stat-sub{margin-top:8px;font-size:13px;color:var(--text-faint)}
.stat .stat-unit{font-family:var(--font-sans);font-size:.5em;color:var(--text-mid);margin-left:4px;letter-spacing:0}

/* a usage progress/quota bar inside a stat */
.quota{margin-top:14px}
.quota .bar{height:7px;border-radius:5px;background:rgba(255,255,255,.07);overflow:hidden}
.quota .bar > i{display:block;height:100%;border-radius:5px;background:var(--grad);box-shadow:0 0 8px rgba(124,92,255,.3)}
.quota .qmeta{display:flex;justify-content:space-between;margin-top:8px;font-family:var(--font-mono);font-size:11px;color:var(--text-faint)}

/* simple definition / data rows (e.g. account details, plan) */
.rows{display:flex;flex-direction:column}
.rows .drow{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:15px 0;border-top:1px solid var(--hair)}
.rows .drow:first-child{border-top:0}
.rows .drow .k{font-size:13.5px;color:var(--text-mid)}
.rows .drow .v{font-size:14px;color:var(--text-hi);font-weight:500;text-align:right}
.rows .drow .v.mono{font-family:var(--font-mono);font-size:13px}

/* ============================================================
   GRID HELPERS
   ============================================================ */
.grid{display:grid;gap:18px}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:start}

/* table of contents / side nav (e.g. guide page) */
.toc{position:sticky;top:110px;display:flex;flex-direction:column;gap:4px}
.toc a{
  font-size:13.5px;color:var(--text-mid);padding:8px 12px;border-radius:9px;
  border-left:2px solid transparent;transition:color .25s,background .25s,border-color .25s;
}
.toc a:hover{color:var(--text-hi);background:rgba(255,255,255,.03)}
.toc a.active{color:var(--text-hi);border-left-color:var(--accent);background:rgba(124,92,255,.08)}

/* prose block (guide article body) */
.prose{max-width:680px}
.prose > * + *{margin-top:18px}
.prose h2{margin-top:48px;margin-bottom:4px}
.prose h3{margin-top:32px;margin-bottom:2px}
.prose p,.prose li{color:var(--text-mid);font-size:16px;line-height:1.7}
.prose ul,.prose ol{display:flex;flex-direction:column;gap:10px;padding-left:4px}
.prose ul li{position:relative;padding-left:22px}
.prose ul li::before{content:"";position:absolute;left:4px;top:11px;width:6px;height:6px;border-radius:50%;background:var(--grad)}
.prose ol{counter-reset:n}
.prose ol li{position:relative;padding-left:34px;counter-increment:n}
.prose ol li::before{content:counter(n);position:absolute;left:0;top:0;width:24px;height:24px;border-radius:7px;display:grid;place-items:center;font-family:var(--font-mono);font-size:12px;color:var(--text-hi);background:var(--ink-1);border:1px solid var(--hair-2)}
.prose a{color:var(--accent-2);text-decoration:underline;text-decoration-color:rgba(124,92,255,.4);text-underline-offset:3px;transition:text-decoration-color .25s}
.prose a:hover{text-decoration-color:var(--accent-2)}
.prose blockquote{border-left:2px solid var(--accent);padding:4px 0 4px 18px;color:var(--text-mid);font-family:var(--font-display);font-style:italic;font-size:18px}

/* ============================================================
   FOOTER - matches index.html exactly
   ============================================================ */
.footer{position:relative;z-index:2;border-top:1px solid var(--hair);padding:54px 0 46px}
.footer .row{display:flex;justify-content:space-between;align-items:flex-start;gap:30px;flex-wrap:wrap}
.footer .brand .mark{width:30px;height:30px;border-radius:8px}
.footer .tag{color:var(--text-mid);font-size:14px;max-width:280px;margin-top:14px;font-family:var(--font-display);font-style:italic}
.footer .cols{display:flex;gap:60px;flex-wrap:wrap}
.footer .col h4{font-family:var(--font-mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--text-faint);margin-bottom:14px;font-weight:400}
.footer .col a{display:block;color:var(--text-mid);font-size:14px;margin-bottom:9px;transition:color .25s}
.footer .col a:hover{color:var(--text-hi)}
.footer .legal{margin-top:44px;padding-top:22px;border-top:1px solid var(--hair);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--text-faint);font-size:12.5px}

/* ============================================================
   SCROLL REVEAL (optional, parity with index.html)
   ============================================================ */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:920px){
  .grid.cols-3{grid-template-columns:1fr}
  .grid.cols-2{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:24px}
  .section{padding:72px 0}
  .toc{position:static;flex-direction:row;flex-wrap:wrap;gap:6px;margin-bottom:24px}
  .toc a{border-left:0;border:1px solid var(--hair)}
  .toc a.active{border-color:var(--accent)}
}
@media(max-width:520px){
  .wrap{padding:0 18px}
  .panel{padding:24px}
  .page{padding-top:88px}
  .footer .cols{gap:34px}
}

/* reduced motion */
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.15s !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
  .bg .glow{animation:none}
}