/* YAML Atlas — tutorial app */
:root {
  --drac-bg:#282A36;
  --drac-bg-darker:#1e1f29;
  --drac-bg-card:#343746;
  --drac-bg-card2:#3d3f54;
  --drac-current:#44475a;
  --drac-fg:#F8F8F2;
  --drac-muted:#C5C6C8;
  --drac-comment:#6272A4;
  --drac-cyan:#8BE9FD;
  --drac-green:#50FA7B;
  --drac-orange:#FFB86C;
  --drac-pink:#FF79C6;
  --drac-purple:#BD93F9;
  --drac-red:#FF5555;
  --drac-yellow:#F1FA8C;
  --yaml-gold:#f4d35e;
  --yaml-gold-2:#ffb703;
  --bg:var(--drac-bg);
  --surface:var(--drac-bg-card);
  --surface-2:var(--drac-bg-card2);
  --border:var(--drac-current);
  --text:var(--drac-fg);
  --muted:var(--drac-muted);
  --faint:var(--drac-comment);
  --shadow:0 20px 60px rgba(0,0,0,.25);
  --radius:20px;
  --radius-sm:12px;
  --mono:'JetBrains Mono', ui-monospace, monospace;
  --body:'Nunito', 'Segoe UI', sans-serif;
}
[data-theme="light"] {
  --bg:#f8f6ff;
  --surface:#ffffff;
  --surface-2:#f3efff;
  --border:#d8d2ef;
  --text:#202335;
  --muted:#4f5577;
  --faint:#747ca8;
  --shadow:0 15px 40px rgba(80,70,140,.15);
}
*{box-sizing:border-box} html{scroll-behavior:smooth;scroll-padding-top:90px} body{margin:0;background:var(--bg);color:var(--text);font-family:var(--body);line-height:1.65;overflow-x:hidden} a{color:var(--drac-cyan);text-decoration:none} a:hover{color:var(--drac-pink)} img,svg{display:block;max-width:100%} button,input{font:inherit} code,pre{font-family:var(--mono)} .container{max-width:1180px;margin:0 auto;padding:0 24px}
.site-header{position:sticky;top:0;z-index:40;background:color-mix(in srgb, var(--bg) 80%, transparent);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)} .header-inner{max-width:1320px;margin:0 auto;padding:14px 24px;display:flex;gap:20px;align-items:center}.logo-area{display:flex;align-items:center;gap:14px;color:inherit}.logo-text{display:flex;flex-direction:column;line-height:1.1}.logo-title{font-size:1.25rem;font-weight:900;color:var(--yaml-gold)}.logo-sub{font-size:.85rem;color:var(--drac-purple);font-weight:700}.header-nav{margin-left:auto;display:flex;flex-wrap:wrap;gap:8px}.nav-link,.theme-toggle,.btn-secondary,.toc-card,.copy-btn{border:1px solid transparent;padding:10px 14px;border-radius:999px;color:var(--muted);background:transparent;transition:.18s ease}.nav-link:hover,.theme-toggle:hover,.btn-secondary:hover{background:var(--surface);border-color:var(--border);color:var(--text)}.nav-link.active{background:rgba(244,211,94,.16);border-color:rgba(244,211,94,.34);color:var(--text)}.theme-toggle{min-width:42px;display:flex;align-items:center;justify-content:center}
.yaml-logo{width:58px;height:58px;display:grid;place-items:center;filter:drop-shadow(0 0 22px rgba(255,183,3,.18))}.yaml-page{width:44px;height:52px;border-radius:12px;background:linear-gradient(180deg,#fff6cb,#ffe58a);position:relative;box-shadow:0 10px 24px rgba(0,0,0,.18)}.yaml-page::after{content:"";position:absolute;top:0;right:0;border-width:0 16px 16px 0;border-style:solid;border-color:transparent #fff transparent transparent;border-top-right-radius:10px}.yaml-dot,.yaml-line{position:absolute;left:10px;display:block}.yaml-dot{width:5px;height:5px;border-radius:999px;background:#8a6f00}.dot-1{top:12px}.dot-2{top:22px}.dot-3{top:32px}.yaml-line{height:4px;border-radius:999px;background:#b18f00;left:20px}.line-1{top:12px;width:15px}.line-2{top:22px;width:12px}.line-3{top:32px;width:10px}
.hero{position:relative;min-height:82vh;display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:32px;padding:96px 32px;background:radial-gradient(circle at 10% 20%, rgba(244,211,94,.16), transparent 30%),radial-gradient(circle at 80% 20%, rgba(255,121,198,.12), transparent 25%),radial-gradient(circle at 50% 80%, rgba(139,233,253,.08), transparent 28%),var(--drac-bg-darker);overflow:hidden}.hero-bg-stars::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 10% 15%, rgba(255,255,255,.45) 0 1px, transparent 1px),radial-gradient(circle at 25% 65%, rgba(255,255,255,.35) 0 1px, transparent 1px),radial-gradient(circle at 72% 25%, rgba(139,233,253,.55) 0 2px, transparent 2px),radial-gradient(circle at 84% 60%, rgba(255,184,108,.45) 0 2px, transparent 2px),radial-gradient(circle at 45% 35%, rgba(189,147,249,.4) 0 1px, transparent 1px),radial-gradient(circle at 55% 78%, rgba(80,250,123,.35) 0 1px, transparent 1px)}.hero-content,.hero-art{position:relative;z-index:1}.hero-content{max-width:760px;justify-self:end}.hero-badge{display:inline-block;padding:10px 18px;border-radius:999px;background:rgba(244,211,94,.14);border:1px solid rgba(244,211,94,.35);color:#ffe694;font-weight:800;font-size:.95rem;margin-bottom:18px}.hero-title{font-size:clamp(2.4rem,6vw,5.1rem);line-height:1.02;margin:0 0 18px;font-weight:950;letter-spacing:-.04em}.accent-text{background:linear-gradient(135deg,var(--yaml-gold),var(--yaml-gold-2),var(--drac-pink));-webkit-background-clip:text;background-clip:text;color:transparent}.hero-sub{font-size:1.14rem;color:var(--muted);max-width:64ch;margin-bottom:26px}.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:24px}.stat-card{min-width:118px;padding:16px;border:1px solid var(--border);background:rgba(68,71,90,.5);border-radius:18px;text-align:center;box-shadow:var(--shadow)}.stat-number{display:block;font-size:1.65rem;font-weight:900;color:var(--yaml-gold)}.stat-label{display:block;font-size:.9rem;color:var(--muted);font-weight:700}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center}.btn-primary{padding:14px 18px;border-radius:999px;background:linear-gradient(135deg,var(--yaml-gold-2),var(--drac-purple));color:white;font-weight:800;box-shadow:0 14px 35px rgba(255,183,3,.25)}.btn-primary:hover{color:white;transform:translateY(-1px)}.btn-secondary{border-color:var(--border);background:rgba(68,71,90,.35)}.hero-art{justify-self:start;position:relative}.hero-sheet{width:min(420px,90vw);padding:18px;border-radius:22px;background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.02));border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow)}.sheet-top{display:flex;gap:8px;margin-bottom:14px}.sheet-top span{width:12px;height:12px;border-radius:999px;background:rgba(255,255,255,.45)}.hero-sheet pre{margin:0;padding:18px;border-radius:18px;background:#1f2230;color:#f8f8f2;overflow:auto;font:.96rem/1.65 var(--mono)}.speech-bubble{position:absolute;top:6%;right:-6%;background:var(--surface);border:1px solid var(--border);padding:14px 18px;border-radius:18px;box-shadow:var(--shadow);font-family:var(--mono);color:var(--yaml-gold);font-size:.95rem}.speech-bubble::after{content:"";position:absolute;left:28px;bottom:-10px;width:18px;height:18px;background:var(--surface);border-right:1px solid var(--border);border-bottom:1px solid var(--border);transform:rotate(45deg)}.floating-icons span{position:absolute;font-size:1.7rem;opacity:.92;animation:floaty 7s ease-in-out infinite}.fi-1{left:8%;top:18%}.fi-2{left:12%;bottom:14%;animation-delay:.7s}.fi-3{left:48%;top:12%;animation-delay:1.3s}.fi-4{right:14%;top:15%;animation-delay:2s}.fi-5{right:10%;bottom:16%;animation-delay:2.6s}.fi-6{right:42%;bottom:10%;animation-delay:1s}@keyframes floaty{50%{transform:translateY(-12px)}}
.section-title{text-align:center;font-size:clamp(1.9rem,4vw,3rem);margin:0 0 10px;font-weight:900}.section-sub{text-align:center;color:var(--muted);max-width:74ch;margin:0 auto 32px}.phases-section,.days-section,.resources-section{padding:84px 0}.overview-strip{padding-bottom:22px}.overview-grid,.lesson-grid,.example-grid,.cheat-grid,.mistakes-grid,.resources-grid{display:grid;gap:18px}.overview-grid{grid-template-columns:repeat(3,1fr)}.overview-card,.lesson-card,.resource-card,.setup-box,.code-card,.toc-card,.final-box{background:linear-gradient(180deg, color-mix(in srgb, var(--surface) 94%, white 6%), var(--surface));border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.overview-card,.lesson-card,.resource-card{padding:24px}.overview-card h3,.lesson-card h3,.resource-card h3{margin-top:0;margin-bottom:10px}.overview-card p,.lesson-card p,.resource-card p{margin:0;color:var(--muted)}.lesson-grid{grid-template-columns:repeat(3,1fr)}.accent-card{background:linear-gradient(180deg, rgba(244,211,94,.1), rgba(189,147,249,.08))}.lesson-list{margin:0;padding-left:20px}.lesson-list li+li{margin-top:10px}.lesson-list.compact li+li{margin-top:8px}.small-note{margin-top:12px;color:var(--faint)!important}.diagram-box{display:flex;flex-wrap:wrap;gap:10px}.diagram-chip,.meta-chip,.callout,.mini-card,.code-snippet{border-radius:16px;border:1px solid var(--border);background:rgba(68,71,90,.28)}.diagram-chip,.code-snippet{padding:10px 12px;font-family:var(--mono)}.code-showcase{margin-top:24px}.code-card{overflow:hidden;padding:0}.code-card.wide{grid-column:1/-1}.code-card.embedded{padding:0;margin-top:10px}.code-card-header{display:flex;align-items:center;gap:10px;justify-content:space-between;padding:12px 16px;background:#161823;color:#d7dbef;font-family:var(--mono);font-size:.86rem;border-bottom:1px solid rgba(255,255,255,.08)}.dots{display:flex;gap:7px;align-items:center}.ex-dot{width:11px;height:11px;border-radius:999px;display:inline-block}.ex-red{background:#ff5f57}.ex-yellow{background:#febc2e}.ex-green{background:#28c840}.copy-btn{padding:7px 12px;border-color:rgba(255,255,255,.12);background:rgba(255,255,255,.06);color:#fff}.copy-btn:hover{border-color:rgba(255,255,255,.28);background:rgba(255,255,255,.12)}.code-card pre{margin:0;padding:18px;overflow:auto;font:.94rem/1.65 var(--mono);background:#1f2230;color:#f8f8f2}.code-note{padding:0 18px 18px;margin:0;color:var(--muted)}.ky{color:var(--drac-cyan)}.st{color:var(--drac-yellow)}.kw{color:var(--drac-pink)}.nu{color:var(--drac-purple)}.cm{color:var(--drac-comment)}
.toc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:22px}.toc-card{padding:18px;border-color:var(--border);background:rgba(68,71,90,.35);font-weight:800;color:var(--text);text-align:center}.toc-card:hover{transform:translateY(-1px);border-color:rgba(244,211,94,.45);color:var(--text)}.section-anchor{scroll-margin-top:100px}.callout{padding:14px 16px;margin:14px 0 18px}.callout.warning{background:rgba(255,184,108,.12);border-color:rgba(255,184,108,.28)}.callout.info{background:rgba(139,233,253,.12);border-color:rgba(139,233,253,.26)}.example-grid{grid-template-columns:1fr 1fr}.bad-card pre{color:#ffadad}.two-col-note{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}.two-col-note h4,.mini-card h4{margin:0 0 8px}.string-grid{grid-template-columns:repeat(3,1fr)}.mini-card{padding:18px}.mistakes-grid{grid-template-columns:repeat(3,1fr)}.mini-card.danger{background:rgba(255,85,85,.09);border-color:rgba(255,85,85,.18)}.examples-grid{grid-template-columns:repeat(2,1fr)}.resources-grid.three-col{grid-template-columns:repeat(3,1fr)}.rc-icon{font-size:1.7rem;margin-bottom:12px}
.setup-box{margin-top:28px;padding:26px}.setup-header{display:flex;align-items:center;gap:12px;margin-bottom:18px}.setup-icon{font-size:1.7rem}.setup-content{display:grid;gap:16px}.setup-step{display:grid;grid-template-columns:50px 1fr;gap:14px;align-items:start}.step-num{width:40px;height:40px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--yaml-gold-2),var(--drac-purple));color:white;font-weight:900}.step-title{font-weight:900;margin-bottom:8px}.code-block{margin:0;padding:14px;border-radius:16px;background:#1d2030;color:#d6ddff;overflow:auto;font:.9rem/1.6 var(--mono)}.cheat-grid{grid-template-columns:repeat(3,1fr)}.final-box{padding:28px;margin-top:22px;text-align:center}.final-box h3{margin-top:0}.footer-logo{margin:0 auto 8px}.site-footer{padding:52px 0 80px;text-align:center}.site-footer .container{display:flex;flex-direction:column;align-items:center;gap:10px}.footer-text{font-size:1.05rem;font-weight:900;margin:0}.footer-sub{margin:0;color:var(--muted)}
@media (max-width:1080px){.hero{grid-template-columns:1fr;padding-top:74px}.hero-content{justify-self:start}.hero-art{justify-self:center}.overview-grid,.lesson-grid,.resources-grid.three-col,.mistakes-grid,.cheat-grid,.toc-grid,.examples-grid{grid-template-columns:repeat(2,1fr)}.example-grid,.two-col-note,.string-grid{grid-template-columns:1fr}.speech-bubble{right:0}.header-nav{display:none}}
@media (max-width:720px){.container,.header-inner{padding-left:16px;padding-right:16px}.hero{padding-left:16px;padding-right:16px}.overview-grid,.lesson-grid,.resources-grid.three-col,.mistakes-grid,.cheat-grid,.toc-grid,.examples-grid{grid-template-columns:1fr}.hero-stats{gap:10px}.stat-card{min-width:unset;flex:1 1 40%}.hero-sheet{width:100%}.speech-bubble{top:0;right:0;font-size:.82rem}.setup-step{grid-template-columns:1fr}.step-num{margin-bottom:8px}.code-card-header{flex-wrap:wrap;justify-content:flex-start}}