/* ================= TOKENS ================= */
:root{
  --bg:#F7F8FA;
  --surface:#FFFFFF;
  --surface-2:#F0F2F5;
  --border:#E2E6EB;
  --text:#1A2027;
  --muted:#5B6572;
  --accent:#B9760B;
  --accent-soft:#FBEBD4;
  --accent2:#0E8A80;
  --accent2-soft:#DFF5F2;
  --danger:#C4392B;
  --danger-soft:#FBE7E4;
  --success:#1E8E5A;
  --success-soft:#E3F5EC;
  --radius:10px;
  --radius-lg:16px;
  --shadow:0 6px 24px rgba(20,24,30,.08);
  --font-display:'Outfit',sans-serif;
  --font-body:'Inter',sans-serif;
  --font-mono:ui-monospace,SFMono-Regular,'JetBrains Mono',Consolas,'Liberation Mono',monospace;
  --header-h:68px;
}
[data-theme="dark"]{
  --bg:#0F1419;
  --surface:#161C24;
  --surface-2:#1D2530;
  --border:#2A3441;
  --text:#E7EBF0;
  --muted:#8B96A5;
  --accent:#F0A93E;
  --accent-soft:#3A2C13;
  --accent2:#2FD8C9;
  --accent2-soft:#12332F;
  --danger:#F17163;
  --danger-soft:#3A1E1B;
  --success:#4FD996;
  --success-soft:#153426;
  --shadow:0 10px 30px rgba(0,0,0,.4);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.55;
  overflow-x:hidden;
  transition:background .25s ease,color .25s ease;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
code{font-family:var(--font-mono);}
.skip-link{
  position:absolute;left:-999px;top:0;background:var(--accent);color:#111;padding:10px 16px;border-radius:0 0 8px 0;z-index:200;
}
.skip-link:focus{left:0;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}

.eyebrow{
  font-family:var(--font-mono);
  font-size:.75rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent2);
  margin:0 0 10px;
  font-weight:600;
}

/* ================= BUTTONS ================= */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:999px;font-family:var(--font-body);
  font-weight:600;font-size:.95rem;border:1px solid transparent;cursor:pointer;
  transition:transform .15s ease,background .2s ease,border-color .2s ease,opacity .2s ease;
  white-space:nowrap;
}
.btn:active{transform:scale(.97);}
.btn-primary{background:var(--accent);color:#1A1200;}
[data-theme="dark"] .btn-primary{color:#241804;}
.btn-primary:hover{opacity:.9;}
.btn-secondary{background:var(--surface);border-color:var(--border);color:var(--text);}
.btn-secondary:hover{border-color:var(--accent2);color:var(--accent2);}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--text);}
.btn-ghost:hover{border-color:var(--accent);}
.btn-ghost-invert{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
.btn-ghost-invert:hover{border-color:#fff;}
.btn-lg{padding:14px 30px;font-size:1rem;}
.btn-sm{padding:8px 16px;font-size:.85rem;}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;}

/* ================= HEADER ================= */
.site-header{
  position:sticky;top:0;z-index:100;
  background:color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
  height:var(--header-h);
}
.header-inner{
  max-width:1280px;margin:0 auto;height:100%;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:0 20px;
}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:1.05rem;}
.brand-mark{
  width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#111;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:800;
}
.brand-dot{color:var(--muted);font-weight:500;}

.main-nav{display:flex;}
.nav-list{list-style:none;display:flex;gap:6px;margin:0;padding:0;align-items:center;}
.nav-list>li{position:relative;}
.nav-list>li>a,.nav-link{
  display:flex;align-items:center;gap:5px;
  padding:9px 14px;border-radius:8px;font-size:.92rem;font-weight:500;color:var(--text);
  background:transparent;border:none;font-family:var(--font-body);cursor:pointer;
}
.nav-list>li>a:hover,.nav-link:hover{background:var(--surface-2);}
.chev{transition:transform .2s ease;}
.has-mega[data-open="true"] .chev{transform:rotate(180deg);}

.mega-panel{
  position:absolute;top:100%;left:0;margin-top:8px;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:14px;display:grid;grid-template-columns:repeat(2,minmax(180px,1fr));gap:2px;
  min-width:420px;opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .18s ease,transform .18s ease,visibility .18s ease;
  z-index:120;
}
.has-mega[data-open="true"] .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-panel a{padding:9px 12px;border-radius:7px;font-size:.87rem;color:var(--muted);}
.mega-panel a:hover{background:var(--surface-2);color:var(--accent2);}

.header-actions{display:flex;align-items:center;gap:8px;}
.theme-toggle{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--border);background:var(--surface);
  display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text);
}
.theme-toggle:hover{border-color:var(--accent2);}
.icon-moon{display:none;}
[data-theme="dark"] .icon-sun{display:none;}
[data-theme="dark"] .icon-moon{display:block;}

.hamburger{
  display:none;width:38px;height:38px;border-radius:10px;border:1px solid var(--border);background:var(--surface);
  flex-direction:column;justify-content:center;align-items:center;gap:4px;cursor:pointer;
}
.hamburger span{width:18px;height:2px;background:var(--text);transition:transform .2s ease,opacity .2s ease;}
.hamburger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.hamburger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.hamburger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(320px,86vw);background:var(--surface);
  border-left:1px solid var(--border);z-index:200;transform:translateX(100%);transition:transform .25s ease;
  overflow-y:auto;padding:20px;
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-inner{display:flex;flex-direction:column;gap:4px;margin-top:calc(var(--header-h) - 6px);}
.drawer-inner>a{padding:12px 10px;border-radius:8px;font-weight:600;}
.drawer-inner>a:hover{background:var(--surface-2);}
.drawer-inner details{border-top:1px solid var(--border);padding:6px 0;}
.drawer-inner summary{padding:10px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;}
.drawer-inner summary::-webkit-details-marker{display:none;}
.drawer-inner summary::after{content:'+';}
.drawer-inner details[open] summary::after{content:'–';}
.drawer-inner details a{display:block;padding:9px 16px;font-size:.88rem;color:var(--muted);border-radius:7px;}
.drawer-inner details a:hover{background:var(--surface-2);color:var(--accent2);}
.drawer-backdrop{
  position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:190;opacity:0;visibility:hidden;transition:opacity .2s ease;
}
.drawer-backdrop.open{opacity:1;visibility:visible;}

/* ================= BREADCRUMB ================= */
.breadcrumb-nav{max-width:1280px;margin:0 auto;padding:16px 20px 0;}
.breadcrumb-nav ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;font-size:.83rem;color:var(--muted);}
.breadcrumb-nav li:not(:last-child)::after{content:'/';margin-left:6px;color:var(--border);}
.breadcrumb-nav a:hover{color:var(--accent2);}
.breadcrumb-nav li[aria-current="page"]{color:var(--text);font-weight:600;}

/* ================= HERO ================= */
.hero{max-width:1280px;margin:0 auto;padding:44px 20px 30px;}
.hero-inner{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;}
.hero h1{
  font-family:var(--font-display);font-size:clamp(2.1rem,4.4vw,3.4rem);line-height:1.06;margin:0 0 16px;font-weight:700;letter-spacing:-.01em;
}
.accent-underline{position:relative;color:var(--accent);}
.hero-sub{color:var(--muted);font-size:1.08rem;max-width:52ch;margin:0 0 26px;}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:30px;}
.hero-stats{display:flex;gap:28px;list-style:none;margin:0;padding:0;}
.hero-stats li{display:flex;flex-direction:column;gap:2px;}
.hero-stats strong{font-family:var(--font-display);font-size:1.3rem;color:var(--accent2);}
.hero-stats span{font-size:.78rem;color:var(--muted);}

.hero-visual{display:flex;flex-direction:column;gap:14px;align-items:center;}
.indent-panel,.brace-panel{
  width:100%;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:18px 20px;font-family:var(--font-mono);font-size:.86rem;box-shadow:var(--shadow);
}
.indent-row{padding-left:calc(var(--depth) * 18px);white-space:nowrap;padding-top:3px;padding-bottom:3px;border-left:2px solid transparent;}
.indent-row[style*="--depth:1"],.indent-row[style*="--depth:2"],.indent-row[style*="--depth:3"]{border-left-color:var(--border);margin-left:2px;}
.ip-key{color:var(--accent);}
.ip-colon{color:var(--muted);}
.ip-val{color:var(--accent2);}
.ip-dash{color:var(--muted);margin-right:4px;}
.indent-arrow{color:var(--muted);}
.brace-panel{color:var(--accent2);word-break:break-word;white-space:normal;line-height:1.6;}

/* ================= REF STRIP ================= */
.ref-strip{max-width:1280px;margin:10px auto 0;padding:0 20px;}
.ref-strip-inner{border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:16px 0;}
.ref-strip-label{margin:0 0 10px;font-size:.78rem;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;font-family:var(--font-mono);}
.ref-strip-track{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;scrollbar-width:thin;}
.ref-strip-track a{
  flex:0 0 auto;padding:8px 14px;border:1px solid var(--border);border-radius:999px;font-size:.82rem;color:var(--muted);
  background:var(--surface);
}
.ref-strip-track a:hover{color:var(--accent2);border-color:var(--accent2);}

/* ================= TOOL ================= */
.tool-section{max-width:1280px;margin:0 auto;padding:56px 20px 20px;}
.tool-head{text-align:center;max-width:640px;margin:0 auto 32px;}
.tool-head h2{font-family:var(--font-display);font-size:clamp(1.6rem,3vw,2.1rem);margin:0 0 10px;}
.tool-head p{color:var(--muted);margin:0;}

.tool-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.pane{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;}
.pane-bar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 16px;border-bottom:1px solid var(--border);flex-wrap:wrap;}
.pane-title{font-weight:600;font-size:.88rem;}
.pane-tools{display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.char-count{font-size:.76rem;color:var(--muted);font-family:var(--font-mono);}
.pane-btn{
  background:var(--surface-2);border:1px solid var(--border);border-radius:7px;padding:6px 10px;font-size:.78rem;
  cursor:pointer;color:var(--text);font-family:var(--font-body);
}
.pane-btn:hover{border-color:var(--accent2);color:var(--accent2);}
.pane-select{background:var(--surface-2);border:1px solid var(--border);border-radius:7px;padding:6px 8px;font-size:.78rem;color:var(--text);}
.mini-toggle{display:flex;align-items:center;gap:6px;font-size:.8rem;color:var(--muted);cursor:pointer;user-select:none;}
.mini-toggle input{accent-color:var(--accent2);}

.dropzone{position:relative;flex:1;}
#yaml-input{
  width:100%;min-height:360px;height:100%;resize:vertical;border:none;outline:none;background:transparent;
  color:var(--text);font-family:var(--font-mono);font-size:.88rem;line-height:1.6;padding:16px;
}
.dropzone.drag-over::after{
  content:'';position:absolute;inset:6px;border:2px dashed var(--accent2);border-radius:10px;background:var(--accent2-soft);pointer-events:none;
}
.drop-hint{display:none;}
.dropzone.drag-over .drop-hint{
  display:flex;position:absolute;inset:0;align-items:center;justify-content:center;color:var(--accent2);font-weight:600;
  background:color-mix(in srgb, var(--accent2-soft) 85%, transparent);pointer-events:none;
}
.field-msg{min-height:22px;padding:6px 4px 0;font-size:.82rem;color:var(--danger);}
.field-msg.is-visible{display:block;}
.field-msg:empty{display:none;}

.pane-output-wrap{flex:1;min-height:360px;overflow:auto;}
.json-output{
  margin:0;padding:16px;font-family:var(--font-mono);font-size:.88rem;line-height:1.6;white-space:pre-wrap;word-break:break-word;
  min-height:100%;color:var(--text);
}
.json-output .tok-key{color:var(--accent);}
.json-output .tok-str{color:var(--accent2);}
.json-output .tok-num{color:#7C9EF2;}
.json-output .tok-bool{color:#E27EE0;}
.json-output .tok-null{color:var(--muted);font-style:italic;}
.json-output.is-empty{color:var(--muted);font-style:italic;}
.json-output.is-error{color:var(--danger);}

.tool-controls{display:flex;align-items:center;gap:16px;margin-top:16px;flex-wrap:wrap;}
.control-spacer{flex:1;}

.result-area{margin-top:18px;}
.result-status{font-size:.88rem;color:var(--muted);min-height:20px;}
.result-status.status-ok{color:var(--success);font-weight:600;}
.result-status.status-error{color:var(--danger);font-weight:600;}
.result-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:12px;}
.stat-pill{
  font-family:var(--font-mono);font-size:.76rem;color:var(--muted);background:var(--surface-2);
  border:1px solid var(--border);border-radius:999px;padding:5px 12px;
}

/* ================= FEATURES ================= */
.section-head{max-width:640px;margin:0 auto 34px;text-align:center;}
.section-head h2{font-family:var(--font-display);font-size:clamp(1.6rem,3vw,2.1rem);margin:0;}
.features{max-width:1280px;margin:0 auto;padding:70px 20px;}
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.feature-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;
  transition:border-color .2s ease,transform .2s ease;
}
.feature-card:hover{border-color:var(--accent2);transform:translateY(-3px);}
.fi{font-size:1.5rem;margin-bottom:10px;}
.feature-card h3{font-family:var(--font-display);font-size:1.02rem;margin:0 0 8px;}
.feature-card p{margin:0;color:var(--muted);font-size:.88rem;}

/* ================= HOW IT WORKS ================= */
.how-it-works{max-width:1280px;margin:0 auto;padding:20px 20px 70px;}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.step{background:var(--surface-2);border-radius:var(--radius-lg);padding:24px 20px;position:relative;}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;
  background:var(--accent);color:#1A1200;font-weight:700;font-family:var(--font-display);margin-bottom:14px;font-size:.9rem;
}
[data-theme="dark"] .step-num{color:#241804;}
.step h3{font-family:var(--font-display);font-size:1rem;margin:0 0 8px;}
.step p{margin:0;color:var(--muted);font-size:.87rem;}

/* ================= SEO COPY ================= */
.seo-copy{background:var(--surface-2);padding:60px 20px;}
.seo-copy-inner{max-width:820px;margin:0 auto;}
.seo-copy-inner h2{font-family:var(--font-display);font-size:1.5rem;margin:0 0 18px;}
.seo-copy-inner p{color:var(--muted);margin:0 0 16px;font-size:.96rem;}
.seo-copy-inner code{background:var(--surface);border:1px solid var(--border);padding:1px 6px;border-radius:5px;font-size:.85em;}

/* ================= FAQ ================= */
.faq{max-width:820px;margin:0 auto;padding:70px 20px;}
.faq-list{display:flex;flex-direction:column;gap:10px;}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:4px 18px;}
.faq-item summary{
  list-style:none;cursor:pointer;padding:16px 0;display:flex;justify-content:space-between;align-items:center;
  font-weight:600;gap:12px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{font-size:1.2rem;color:var(--accent2);transition:transform .2s ease;flex:0 0 auto;}
.faq-item[open] .faq-icon{transform:rotate(45deg);}
.faq-body p{margin:0 0 16px;color:var(--muted);font-size:.92rem;}

/* ================= CTA ================= */
.cta{background:linear-gradient(135deg,#0E8A80,#B9760B);padding:60px 20px;margin:0 20px;border-radius:var(--radius-lg);max-width:1280px;margin-left:auto;margin-right:auto;}
.cta-inner{max-width:640px;margin:0 auto;text-align:center;color:#fff;}
.cta-inner h2{font-family:var(--font-display);font-size:clamp(1.5rem,3vw,2rem);margin:0 0 10px;}
.cta-inner p{margin:0 0 26px;opacity:.92;}
.cta-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}

/* ================= FOOTER ================= */
.site-footer{border-top:1px solid var(--border);margin-top:60px;background:var(--surface);}
.footer-top{
  max-width:1280px;margin:0 auto;padding:50px 20px 30px;
  display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:24px;
}
.footer-brand p{color:var(--muted);font-size:.85rem;margin-top:12px;max-width:26ch;}
.footer-col h4{font-family:var(--font-display);font-size:.86rem;margin:0 0 12px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;}
.footer-col a{display:block;font-size:.85rem;padding:5px 0;color:var(--text);}
.footer-col a:hover{color:var(--accent2);}
.footer-bottom{
  border-top:1px solid var(--border);padding:20px;text-align:center;color:var(--muted);font-size:.8rem;
  max-width:1280px;margin:0 auto;
}
.footer-disclaimer{max-width:800px;margin:8px auto 0;font-size:.74rem;line-height:1.6;}

/* ================= COOKIE BANNER ================= */
.cookie-banner{
  position:fixed;left:16px;right:16px;bottom:16px;max-width:560px;margin:0 auto;z-index:250;
  background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow);
  padding:18px 20px;display:flex;flex-direction:column;gap:14px;transform:translateY(140%);transition:transform .3s ease;
}
.cookie-banner.show{transform:translateY(0);}
.cookie-banner p{margin:0;font-size:.85rem;color:var(--muted);}
.cookie-banner a{color:var(--accent2);text-decoration:underline;}
.cookie-actions{display:flex;gap:10px;justify-content:flex-end;}

/* ================= RESPONSIVE ================= */
@media (max-width:1080px){
  .features-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .footer-top{grid-template-columns:1fr 1fr;}
}
@media (max-width:960px){
  .main-nav{display:none;}
  .hamburger{display:flex;}
  .hero-inner{grid-template-columns:1fr;}
  .tool-grid{grid-template-columns:1fr;}
}
@media (max-width:640px){
  .features-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;}
  .hero-stats{flex-wrap:wrap;row-gap:12px;}
  .header-inner{padding:0 14px;}
  body{overflow-x:hidden;}
  .cta{margin:0 12px;}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}