/* HisaabKit — everyday calculators
   Palette: pine #0E4D3C / ink #14241D / mint-white #F4F7F5 / amber #E8A33D / paper #fff */
:root{
  --bg:#F4F7F5; --ink:#14241D; --pine:#0E4D3C; --pine-dark:#0A3A2D;
  --amber:#E8A33D; --paper:#fff; --line:#DCE5E0; --muted:#5C6E66;--body-text:#33443C;
  --radius:14px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'IBM Plex Sans',system-ui,sans-serif;background:var(--bg);color:var(--ink);line-height:1.6;font-size:16px}
.display{font-family:'Bricolage Grotesque','IBM Plex Sans',sans-serif}
.mono{font-family:'IBM Plex Mono',monospace}
a{color:var(--pine)}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}

/* Header */
header{background:var(--pine);color:#fff;position:sticky;top:0;z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;height:62px}
.logo{font-family:'Bricolage Grotesque',sans-serif;font-weight:800;font-size:1.35rem;color:#fff;text-decoration:none;letter-spacing:-.02em}
.logo span{color:var(--amber)}
.nav-links{display:flex;gap:4px;flex-wrap:wrap}
.nav-links a{color:#D7E5DF;text-decoration:none;font-size:.85rem;padding:6px 10px;border-radius:8px}
.nav-links a:hover,.nav-links a:focus-visible{background:rgba(255,255,255,.12);color:#fff}
.nav-links a[aria-current="page"]{background:rgba(255,255,255,.18);color:#fff}

/* Hero */
.hero{padding:56px 0 40px;text-align:left}
.hero h1{font-family:'Bricolage Grotesque',sans-serif;font-weight:800;font-size:clamp(2rem,5vw,3.2rem);letter-spacing:-.03em;line-height:1.1;max-width:640px}
.hero h1 em{font-style:normal;color:var(--pine);border-bottom:4px solid var(--amber)}
.hero p{margin-top:14px;color:var(--muted);max-width:540px}

/* Tool grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;padding:8px 0 48px}
.tool-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:22px;text-decoration:none;color:var(--ink);transition:transform .15s,box-shadow .15s;display:block}
.tool-card:hover,.tool-card:focus-visible{transform:translateY(-3px);box-shadow:0 8px 24px rgba(14,77,60,.12);border-color:var(--pine)}
.tool-card .ico{font-size:1.6rem}
.tool-card h2{font-family:'Bricolage Grotesque',sans-serif;font-size:1.05rem;margin:10px 0 4px}
.tool-card p{font-size:.85rem;color:var(--muted)}

/* Tool page layout */
.tool-head{padding:36px 0 8px}
.tool-head h1{font-family:'Bricolage Grotesque',sans-serif;font-weight:800;font-size:clamp(1.6rem,4vw,2.4rem);letter-spacing:-.02em}
.tool-head p{color:var(--muted);max-width:600px;margin-top:8px}
.tool-layout{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding:24px 0 48px;align-items:start}
@media(max-width:760px){.tool-layout{grid-template-columns:1fr}}

.panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.field{margin-bottom:16px}
.field label{display:block;font-size:.85rem;font-weight:600;margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:11px 12px;border:1.5px solid var(--line);border-radius:10px;font:inherit;background:#FBFDFC}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--pine);border-color:var(--pine)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.btn{display:inline-block;background:var(--pine);color:#fff;border:none;border-radius:10px;padding:13px 26px;font:inherit;font-weight:700;cursor:pointer;width:100%}
.btn:hover{background:var(--pine-dark)}
.btn:focus-visible{outline:3px solid var(--amber)}

/* Signature: receipt result */
.receipt{background:var(--paper);border:1px solid var(--line);border-radius:0 0 var(--radius) var(--radius);padding:26px;position:relative;
  background-image:radial-gradient(circle at 10px -6px,transparent 11px,var(--paper) 12px);box-shadow:0 6px 20px rgba(14,77,60,.08)}
.receipt::before{content:"";position:absolute;top:-9px;left:0;right:0;height:18px;
  background:radial-gradient(circle,var(--bg) 6px,transparent 7px);background-size:22px 18px;background-position:6px 0;background-repeat:repeat-x}
.receipt h3{font-family:'IBM Plex Mono',monospace;font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;color:var(--muted);text-align:center;border-bottom:1.5px dashed var(--line);padding-bottom:12px;margin-bottom:14px}
.r-line{display:flex;justify-content:space-between;gap:12px;font-family:'IBM Plex Mono',monospace;font-size:.92rem;padding:5px 0}
.r-line b{font-weight:600}
.r-total{border-top:1.5px dashed var(--line);margin-top:12px;padding-top:12px}
.r-total .r-line{font-size:1.15rem}
.r-total .r-line b{color:var(--pine)}
.r-big{font-family:'IBM Plex Mono',monospace;font-size:2rem;font-weight:700;color:var(--pine);text-align:center;padding:8px 0}
.r-note{font-size:.78rem;color:var(--muted);text-align:center;margin-top:12px;border-top:1.5px dashed var(--line);padding-top:10px}
.receipt:empty{display:none}

/* Ad slots */
.ad-slot{background:repeating-linear-gradient(45deg,#EBF1EE,#EBF1EE 10px,#F4F7F5 10px,#F4F7F5 20px);border:1.5px dashed var(--line);border-radius:var(--radius);min-height:100px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;margin:8px 0 28px}

/* Content pages */
.content{padding:40px 0 60px;max-width:760px}
.content h1{font-family:'Bricolage Grotesque',sans-serif;font-size:2rem;margin-bottom:16px}
.content h2{font-family:'Bricolage Grotesque',sans-serif;font-size:1.25rem;margin:28px 0 8px}
.content p,.content li{color:var(--body-text);margin-bottom:10px}
.content ul{padding-left:22px}

/* SEO text under tools */
.seo-text{max-width:760px;padding:0 0 56px}
.seo-text h2{font-family:'Bricolage Grotesque',sans-serif;font-size:1.2rem;margin:22px 0 6px}
.seo-text p{color:var(--body-text);font-size:.95rem}

footer{background:var(--ink);color:#A9BBB2;padding:34px 0;font-size:.85rem}
footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
footer a{color:#D7E5DF;text-decoration:none;margin-right:16px}
footer a:hover{text-decoration:underline}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto}}

/* FAQ */
.faq details{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-bottom:10px}
.faq summary{font-weight:600;cursor:pointer;font-size:.95rem}
.faq details p{margin-top:8px;font-size:.9rem;color:var(--body-text)}

/* Dropdown nav */
.dd{position:relative}
.dd summary{list-style:none;cursor:pointer;color:#D7E5DF;font-size:.85rem;padding:6px 10px;border-radius:8px;user-select:none}
.dd summary::-webkit-details-marker{display:none}
.dd summary:hover,.dd[open] summary{background:rgba(255,255,255,.14);color:#fff}
.dd-panel{position:absolute;top:calc(100% + 6px);left:0;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 30px rgba(14,36,29,.18);min-width:185px;padding:6px;z-index:60;display:flex;flex-direction:column;max-height:70vh;overflow-y:auto}
.dd-panel a{color:var(--ink)!important;padding:9px 12px!important;border-radius:7px;font-size:.88rem!important}
.dd-panel a:hover,.dd-panel a:focus-visible{background:#EDF4F0!important;color:var(--pine)!important}
.dd-panel a[aria-current="page"]{background:#EDF4F0!important;color:var(--pine)!important;font-weight:600}
@media(max-width:540px){.dd-panel{left:auto;right:0}}

/* Popular badge */
.badge{display:inline-block;background:var(--amber);color:#3D2A07;font-size:.62rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;border-radius:20px;padding:2px 8px;vertical-align:middle;margin-left:6px;font-family:'IBM Plex Sans',sans-serif}

/* Mobile hamburger menu */
.menu-btn{display:none;background:none;border:1.5px solid rgba(255,255,255,.45);color:#fff;border-radius:8px;padding:7px 14px;font:inherit;font-size:.9rem;cursor:pointer}
@media(max-width:720px){
  .nav{flex-wrap:nowrap}
  .nav-links{display:none}
  .menu-btn{display:block}
  .nav-links.open{display:flex!important;position:fixed;top:62px;left:0;right:0;width:100%;background:var(--pine-dark);flex-direction:column!important;flex-wrap:nowrap!important;align-items:stretch;gap:0;padding:8px 14px 24px;box-shadow:0 14px 28px rgba(0,0,0,.3);max-height:calc(100vh - 62px);overflow-y:auto}
  .nav-links.open>a,.nav-links.open>details{width:100%!important;flex:0 0 auto!important}
  .nav-links.open>a{padding:13px 10px;font-size:1rem;border-bottom:1px solid rgba(255,255,255,.08)}
  .dd{width:100%}
  .dd summary{padding:13px 10px;font-size:1rem;border-bottom:1px solid rgba(255,255,255,.08)}
  .dd-panel{position:static!important;box-shadow:none!important;background:rgba(255,255,255,.06)!important;border:none!important;border-radius:8px!important;margin:4px 0 8px;min-width:0!important;max-height:none!important;overflow:visible!important}
  .dd-panel a{color:#D7E5DF!important;padding:11px 14px!important}
  .dd-panel a:hover,.dd-panel a[aria-current="page"]{background:rgba(255,255,255,.12)!important;color:#fff!important}
}

/* BMI plan panel */
.plan-panel{margin:0 0 36px}
.plan-panel h2{font-family:'Bricolage Grotesque',sans-serif;font-size:1.25rem;margin-bottom:8px}
.plan-panel h3{font-family:'Bricolage Grotesque',sans-serif;font-size:1rem;margin:16px 0 6px}
.plan-panel ul{padding-left:20px}
.plan-panel li{margin-bottom:8px;font-size:.93rem;color:var(--body-text)}
.plan-note{margin-top:14px;font-size:.82rem;color:var(--muted);background:#FBF4E6;border:1px solid #EFDDB8;border-radius:8px;padding:10px 12px}

/* Align paired fields when labels wrap */
.row2{align-items:end}
.row2 .field{margin-bottom:16px}

/* Kids games */
.kids-panel{background:linear-gradient(135deg,#FFFDF7,#F4FBFF)}
.kbtn{font-family:'Bricolage Grotesque',sans-serif;font-size:1.05rem;font-weight:600;padding:12px 18px;border:2px solid var(--line);border-radius:12px;background:#fff;cursor:pointer;transition:transform .1s}
.kbtn:hover{transform:translateY(-2px)}
.kbtn:focus-visible{outline:3px solid var(--amber)}
.kbtn.on{background:var(--amber);border-color:var(--amber);color:#3D2A07}
.kbtn.big{font-size:1.7rem;padding:18px;color:var(--pine)}

/* Investment profit calculator */
.pc-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.pc-card{background:var(--paper);padding:12px 13px}
.pc-k{font-size:.6rem;color:var(--muted);letter-spacing:.05em;text-transform:uppercase}
.pc-v{font-family:'IBM Plex Mono',monospace;font-size:1.05rem;font-weight:700;margin-top:3px}
.pc-v.g{color:var(--pine)}
.pc-row{display:grid;grid-template-columns:42px 1fr 1fr 64px 30px;gap:8px;align-items:center;padding:7px 4px;border-bottom:1px solid var(--line)}
.pc-head{border-bottom:2px solid var(--ink);font-size:.62rem;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}
.pc-m{font-family:'IBM Plex Mono',monospace;font-weight:700;font-size:.82rem}
.pc-row input{font-family:'IBM Plex Mono',monospace;font-size:.84rem;width:100%;padding:7px 8px;background:#fff;border:1.5px solid var(--line);border-radius:6px}
.pc-row input:focus{outline:2px solid var(--pine);outline-offset:-1px}
.pc-pct{font-family:'IBM Plex Mono',monospace;font-size:.76rem;text-align:right;color:var(--muted)}
.pc-pct.lo{color:#B23A3A}
.pc-caprow{display:flex;gap:5px;align-items:center}
.pc-bump{font-size:.6rem;border:1px solid var(--pine);color:var(--pine);background:transparent;border-radius:10px;padding:3px 7px;cursor:pointer;white-space:nowrap}
.pc-bump:hover{background:var(--pine);color:#fff}
.pc-del{background:none;border:none;color:#B23A3A;font-size:1.1rem;cursor:pointer;line-height:1;padding:4px}
.pc-del:hover{opacity:.6}
@media(max-width:560px){.pc-cards{grid-template-columns:repeat(2,1fr)}.pc-row{grid-template-columns:34px 1fr 1fr 48px 26px;gap:5px}.pc-row input{font-size:.74rem;padding:5px}.pc-pct{font-size:.66rem}.pc-bump{font-size:.55rem;padding:3px 5px}}

/* Blog article styling */
.post-meta{font-family:'IBM Plex Mono',monospace;font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--amber);font-weight:700;margin-bottom:8px}
.content .lead{font-size:1.15rem;color:var(--ink);margin-bottom:24px;line-height:1.6}
.content h3{font-family:'Bricolage Grotesque',sans-serif;font-size:1.1rem;margin:20px 0 6px}
.content ol{padding-left:22px;margin-bottom:10px}
.content ol li{margin-bottom:8px}
.content .disclaimer{margin-top:28px;font-size:.85rem;color:var(--muted);background:#FBF4E6;border:1px solid #EFDDB8;border-radius:10px;padding:14px 16px}
.content a{color:var(--pine);font-weight:600}

/* Floating WhatsApp share */
.share-row{display:flex;gap:8px;justify-content:center;margin-top:14px;flex-wrap:wrap}
.share-btn{display:inline-flex;align-items:center;gap:6px;font-size:.82rem;font-weight:600;padding:8px 14px;border-radius:20px;border:1.5px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;text-decoration:none}
.share-btn:hover{border-color:var(--pine);color:var(--pine)}
.share-btn.wa{background:#25D366;color:#fff;border-color:#25D366}
.share-btn.wa:hover{background:#1da851;color:#fff}

/* Amortization table */
.amort{width:100%;border-collapse:collapse;font-size:.85rem}
.amort th{text-align:left;font-family:'IBM Plex Mono',monospace;font-size:.7rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);border-bottom:2px solid var(--ink);padding:8px 10px}
.amort td{padding:8px 10px;border-bottom:1px solid var(--line);font-family:'IBM Plex Mono',monospace;font-size:.82rem}
.amort tr:last-child td{font-weight:700;color:var(--pine)}

/* Breadcrumb */
.breadcrumb{font-size:.82rem;color:var(--muted);padding:14px 0 0}
.breadcrumb a{color:var(--pine);text-decoration:none}
.breadcrumb a:hover{text-decoration:underline}
.breadcrumb span{color:var(--muted)}
.breadcrumb span[aria-current]{color:var(--ink);font-weight:600}

/* Formula box */
.formula-box{background:#F0F5F2;border:1px solid var(--line);border-left:4px solid var(--pine);border-radius:8px;padding:16px 18px;margin-top:8px}
.formula{font-family:'IBM Plex Mono',monospace;font-size:1.05rem;color:var(--pine);font-weight:700;margin-bottom:8px;overflow-x:auto}
.formula-box p{font-size:.88rem;color:var(--muted);margin:0}

/* How-to steps */
.how-to{list-style:none;padding:0;margin:8px 0 0;counter-reset:step}
.how-to li{display:flex;gap:12px;align-items:flex-start;margin-bottom:12px;font-size:.95rem;color:var(--body-text)}
.step-n{flex-shrink:0;width:26px;height:26px;background:var(--pine);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:'IBM Plex Mono',monospace;font-size:.85rem;font-weight:700}

/* Trust signals */
.hk-trust-row{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;padding:16px 0;margin-bottom:8px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.hk-helpful{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.hk-q{font-size:.88rem;font-weight:600}
.hk-up,.hk-down{background:#fff;border:1.5px solid var(--line);border-radius:20px;padding:5px 12px;font:inherit;font-size:.85rem;cursor:pointer}
.hk-up:hover,.hk-down:hover{border-color:var(--pine)}
.hk-up.voted{background:#CDEBD9;border-color:var(--pine)}
.hk-down.voted{background:#F6CFCF;border-color:#B23A3A}
.hk-thanks{font-size:.82rem;color:var(--pine);font-weight:600}
.hk-report{font-size:.82rem;color:var(--muted);text-decoration:none}
.hk-report:hover{color:#B23A3A;text-decoration:underline}
.hk-verified{display:inline-block;background:#E8F3EC;color:var(--pine);font-size:.72rem;font-weight:700;border:1px solid #BFE0CC;border-radius:20px;padding:3px 10px;vertical-align:middle;margin-left:8px;white-space:nowrap}
#calcCounter{color:var(--amber);font-weight:700}

/* EMI localization notes */
.hk-kibor{margin-top:12px;font-size:.82rem;background:#FBF4E6;border:1px solid #EFDDB8;border-radius:8px;padding:9px 12px}
.hk-kibor span{color:var(--muted)}
.hk-elig{margin-top:8px;font-size:.8rem;color:var(--muted)}

/* Warning / disclaimer box */
.hk-warn{background:#FBF0E6;border:1px solid #E8C9A0;border-left:4px solid #E8852B;border-radius:8px;padding:14px 16px;margin:18px 0;font-size:.9rem;color:#5A3A1A}

/* ===== Homepage search + category tabs ===== */
.hk-search-wrap{margin:8px 0 24px}
#toolSearch{width:100%;padding:14px 18px;border:2px solid var(--line);border-radius:30px;font:inherit;font-size:1rem;background:var(--paper)}
#toolSearch:focus{outline:2px solid var(--pine);border-color:var(--pine)}
.cat-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.cat-tab{background:var(--paper);border:1.5px solid var(--line);border-radius:20px;padding:7px 16px;font:inherit;font-size:.85rem;cursor:pointer;color:var(--ink)}
.cat-tab:hover{border-color:var(--pine)}
.cat-tab.active{background:var(--pine);color:#fff;border-color:var(--pine)}
.hk-count-badge{display:inline-block;margin-top:14px;background:#E8F3EC;color:var(--pine);font-size:.82rem;font-weight:700;border:1px solid #BFE0CC;border-radius:20px;padding:5px 14px}

/* ===== Dark mode toggle button ===== */
.theme-toggle{background:rgba(255,255,255,.12);border:1.5px solid rgba(255,255,255,.3);border-radius:50%;width:38px;height:38px;font-size:1.05rem;cursor:pointer;margin-left:10px;flex-shrink:0}
.theme-toggle:hover{background:rgba(255,255,255,.22)}

/* ===== DARK MODE ===== */
html.dark{
  --bg:#10201A;--ink:#E6EDE9;--pine:#4FD1A5;--pine-dark:#3DBF93;
  --amber:#F0B860;--paper:#16271F;--line:#28392F;--muted:#9DB0A6;
  --body-text:#C5D2CB;
}
html.dark body{background:var(--bg);color:var(--ink)}
html.dark .tool-card,html.dark .panel,html.dark .receipt,html.dark .formula-box,html.dark #toolSearch,html.dark .cat-tab{background:var(--paper);color:var(--ink)}
html.dark .tool-card h2,html.dark .tool-head h1,html.dark .content h1,html.dark .content h2{color:var(--ink)}
html.dark .receipt h3{color:var(--muted)}
html.dark .ad-slot{background:repeating-linear-gradient(45deg,#1c2d24,#1c2d24 10px,#16271f 10px,#16271f 20px)}
html.dark .hk-count-badge,html.dark .hk-verified{background:#1a3329;border-color:#2a4a3a}
html.dark input,html.dark select,html.dark textarea{background:#1a2b22;color:var(--ink);border-color:var(--line)}
html.dark .amort th{color:var(--muted)}
html.dark footer{background:#0A1611}
html.dark .formula-box{background:#152822}
html.dark .hk-up,html.dark .hk-down{background:#1a2b22;color:var(--ink)}

/* Share toolbar */
.hk-sharebar{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}
.hk-sb{background:var(--paper);border:1.5px solid var(--line);border-radius:20px;padding:8px 14px;font:inherit;font-size:.82rem;cursor:pointer;color:var(--ink)}
.hk-sb:hover{border-color:var(--pine);color:var(--pine)}
.hk-sb.wa{background:#25D366;color:#fff;border-color:#25D366}
.hk-sb.wa:hover{background:#1da851;color:#fff}
@media print{
  header,footer,.ad-slot,.hk-sharebar,.hk-trust-row,.breadcrumb,.seo-text,.faq,.no-print,.menu-btn,nav{display:none!important}
  .receipt{box-shadow:none;border:1px solid #ccc}
  body{background:#fff}
}

/* PWA install banner */
.hk-install{position:fixed;bottom:0;left:0;right:0;background:var(--pine);color:#fff;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;z-index:200;font-size:.88rem;box-shadow:0 -4px 16px rgba(0,0,0,.2)}
.hk-install-btn{background:var(--amber);color:#3D2A07;border:none;border-radius:8px;padding:8px 16px;font:inherit;font-weight:700;cursor:pointer;margin-right:8px}
.hk-install-x{background:transparent;border:none;color:#fff;font-size:1.1rem;cursor:pointer}

/* ===== DARK MODE readability fixes ===== */
html.dark .seo-text p,html.dark .seo-text li,html.dark .content p,html.dark .content li,
html.dark .how-to li,html.dark .plan-panel li,html.dark .faq details p{color:#C5D2CB!important}
html.dark .seo-text h2,html.dark .content h2,html.dark .content h3,html.dark .seo-text h3,
html.dark .plan-panel h2,html.dark .plan-panel h3{color:#E6EDE9!important}
html.dark .lead{color:#D5E0DA!important}
html.dark .formula-box{background:#152822;border-color:#28392F}
html.dark .formula-box p{color:#A9BBB2!important}
html.dark .formula{color:var(--pine)!important}
html.dark .faq details{background:var(--paper);border-color:var(--line)}
html.dark .faq summary{color:#E6EDE9}
html.dark .r-line{color:var(--ink)}
html.dark .r-note{color:#A9BBB2}
html.dark .breadcrumb span[aria-current]{color:#E6EDE9}
html.dark .hk-warn{background:#2A2114;border-color:#4A3A1A;color:#E0C9A0}
html.dark .plan-note{background:#2A2114;border-color:#4A3A1A;color:#D0BFA0}
html.dark .hk-kibor{background:#2A2114;border-color:#4A3A1A;color:#E0C9A0}
html.dark .hk-kibor span,html.dark .hk-elig{color:#A9BBB2}
html.dark .post-meta{color:var(--amber)}
html.dark .disclaimer{background:#2A2114;border-color:#4A3A1A;color:#D0BFA0}
html.dark .pc-card{background:#1a2b22}
html.dark .pc-k{color:#9DB0A6}
html.dark .amort td{color:var(--ink);border-color:var(--line)}
html.dark .hk-trust-row{border-color:var(--line)}
html.dark .hk-q{color:var(--ink)}
html.dark .hk-report{color:#9DB0A6}
html.dark .menu-btn{border-color:rgba(255,255,255,.3)}
html.dark .theme-toggle{background:rgba(0,0,0,.2);border-color:rgba(255,255,255,.2)}

/* ===== Calculation history ===== */
.hk-history{margin:8px 0 28px;background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.hk-hist-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.hk-hist-head h2{font-family:'Bricolage Grotesque',sans-serif;font-size:1.05rem;margin:0}
.hk-hist-clear{background:none;border:none;color:var(--muted);font:inherit;font-size:.82rem;cursor:pointer;text-decoration:underline}
.hk-hist-list{display:flex;flex-direction:column;gap:6px}
.hk-hist-item{display:flex;justify-content:space-between;align-items:center;gap:10px;background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:9px 12px;font:inherit;cursor:pointer;text-align:left;width:100%}
.hk-hist-item:hover{border-color:var(--pine)}
.hk-hist-vals{font-family:'IBM Plex Mono',monospace;font-size:.82rem;color:var(--ink)}
.hk-hist-time{font-size:.72rem;color:var(--muted);white-space:nowrap}

/* ===== Kids gamification ===== */
.kids-header{display:flex;gap:14px;align-items:center;flex-wrap:wrap;margin:0 0 14px}
.kids-hi{font-family:'Bricolage Grotesque',sans-serif;font-size:1.15rem;font-weight:700;color:var(--pine)}
.kids-streak{background:#FFE9C7;color:#9A5B12;border-radius:20px;padding:4px 12px;font-size:.82rem;font-weight:700}
.kids-badges-wrap{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin-bottom:20px}
.kids-badges-wrap summary{font-family:'Bricolage Grotesque',sans-serif;font-weight:700;cursor:pointer}
.badge-wall{display:grid;grid-template-columns:repeat(auto-fill,minmax(90px,1fr));gap:10px;margin-top:14px}
.badge{display:flex;flex-direction:column;align-items:center;gap:4px;padding:12px 6px;border-radius:10px;background:var(--bg);border:1.5px solid var(--line);opacity:.5;text-align:center}
.badge.earned{opacity:1;border-color:var(--amber);background:#FFF8EC}
.badge-emoji{font-size:1.8rem}
.badge-name{font-size:.68rem;font-weight:600;color:var(--ink)}
html.dark .badge.earned{background:#2A2114}
html.dark .kids-streak{background:#3A2A10;color:#F0B860}

/* Kids profile setup overlay */
.kids-setup{position:fixed;inset:0;background:rgba(14,36,29,.6);display:flex;align-items:center;justify-content:center;z-index:300;padding:20px}
.kids-setup-box{background:var(--paper);border-radius:16px;padding:26px;max-width:360px;width:100%;text-align:center}
.kids-setup-box h2{font-family:'Bricolage Grotesque',sans-serif;margin-bottom:6px}
.kids-avatars{display:flex;gap:8px;justify-content:center;margin-top:8px}
.kids-av{font-size:1.8rem;background:var(--bg);border:2px solid var(--line);border-radius:12px;width:54px;height:54px;cursor:pointer}
.kids-av.sel{border-color:var(--amber);background:#FFF8EC}

/* Badge unlock toast + confetti */
.badge-toast{position:fixed;top:80px;left:50%;transform:translateX(-50%) translateY(-30px);background:var(--pine);color:#fff;padding:14px 20px;border-radius:14px;display:flex;align-items:center;gap:12px;z-index:400;opacity:0;transition:.4s;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.badge-toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.bt-emoji{font-size:2rem}
.confetti{position:fixed;inset:0;pointer-events:none;z-index:399;overflow:hidden}
.confetti span{position:absolute;top:-10px;width:9px;height:9px;border-radius:2px;animation:confFall 2.4s linear forwards}
@keyframes confFall{to{transform:translateY(105vh) rotate(540deg);opacity:.3}}

/* ===== PDF tools: drag-drop, progress, image grid ===== */
.hk-privacy-note{background:#E8F3EC;border:1px solid #BFE0CC;border-radius:8px;padding:10px 14px;font-size:.85rem;color:var(--pine);margin-bottom:16px;font-weight:600}
html.dark .hk-privacy-note{background:#15291f;border-color:#2a4a3a}
.hk-drop{border:2.5px dashed var(--line);border-radius:14px;padding:36px 20px;text-align:center;cursor:pointer;transition:.15s;background:var(--bg)}
.hk-drop:hover,.hk-drop.over{border-color:var(--pine);background:#F0F5F2}
html.dark .hk-drop:hover,html.dark .hk-drop.over{background:#15291f}
.hk-drop-ico{font-size:2.4rem;margin-bottom:8px}
.hk-drop-link{color:var(--pine);text-decoration:underline;font-weight:600}
.hk-prog{height:8px;background:var(--line);border-radius:6px;overflow:hidden;margin-top:14px}
.hk-prog-bar{height:100%;background:var(--pine);width:0;transition:width .2s}
.hk-img-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:14px;margin-top:18px}
.hk-img-card{display:flex;flex-direction:column;gap:8px;align-items:center;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:10px}
.hk-img-card img{width:100%;border-radius:6px;border:1px solid var(--line)}

/* ===== PDF Editor ===== */
.ed-toolbar{display:flex;gap:6px;align-items:center;flex-wrap:wrap;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:8px;margin-bottom:10px;position:sticky;top:0;z-index:20}
.ed-tool{width:40px;height:40px;border:1.5px solid var(--line);background:var(--bg);border-radius:8px;font-size:1.1rem;cursor:pointer;display:flex;align-items:center;justify-content:center}
.ed-tool:hover{border-color:var(--pine)}
.ed-tool.active{background:var(--pine);border-color:var(--pine)}
.ed-sep{width:1px;height:28px;background:var(--line);margin:0 4px}
#ed-color{width:38px;height:38px;border:1.5px solid var(--line);border-radius:8px;background:none;cursor:pointer;padding:2px}
#ed-size{height:40px;border:1.5px solid var(--line);border-radius:8px;background:var(--bg);color:var(--ink);font:inherit;padding:0 8px}
.ed-pagebar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:12px;font-size:.9rem}
.ed-stage{position:relative;margin:0 auto;border:1px solid var(--line);box-shadow:0 6px 24px rgba(0,0,0,.12);max-width:100%;overflow:auto}
.ed-stage canvas{display:block}
.ed-overlay{position:absolute;top:0;left:0;cursor:crosshair}
.ed-el{position:absolute;cursor:move}
.ed-text{white-space:nowrap;font-family:Helvetica,Arial,sans-serif;line-height:1;user-select:none}
.ed-white{background:#fff;border:1px dashed #bbb}
.ed-hl{mix-blend-mode:multiply}
.ed-draw{pointer-events:none}
.ed-el.sel{outline:2px solid var(--pine);outline-offset:2px}
@media (max-width:600px){.ed-tool{width:36px;height:36px;font-size:1rem}}

/* ===== Image Editor ===== */
.ie-layout{display:grid;grid-template-columns:1fr 320px;gap:20px}
@media (max-width:760px){.ie-layout{grid-template-columns:1fr}}
.ie-canvas-wrap{background:repeating-conic-gradient(#e8e8e8 0% 25%,#fff 0% 50%) 50%/20px 20px;border:1px solid var(--line);border-radius:10px;padding:12px;display:flex;align-items:center;justify-content:center;min-height:280px;overflow:auto}
html.dark .ie-canvas-wrap{background:repeating-conic-gradient(#1c2d24 0% 25%,#16271f 0% 50%) 50%/20px 20px}
#ie-canvas{max-width:100%;height:auto;box-shadow:0 4px 16px rgba(0,0,0,.15)}
.ie-controls{display:flex;flex-direction:column;gap:16px}
.ie-group{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.ie-group h3{font-family:'Bricolage Grotesque',sans-serif;font-size:.95rem;margin:0 0 10px}
.ie-check{display:flex;align-items:center;gap:8px;font-size:.85rem;margin-top:6px;cursor:pointer}
.ie-presets,.ie-btn-row{display:flex;gap:6px;flex-wrap:wrap;margin-top:10px}
.ie-presets .kbtn,.ie-btn-row .kbtn{font-size:.8rem;padding:7px 12px}
.ie-slider{display:flex;flex-direction:column;gap:3px;font-size:.82rem;margin-bottom:10px;color:var(--ink)}
.ie-slider input{width:100%}
.ie-info{margin-top:10px;font-size:.82rem;color:var(--pine);font-weight:600;font-family:'IBM Plex Mono',monospace}
.ed-img{object-fit:contain}
.ie-crop{position:absolute;border:2px solid var(--pine);box-shadow:0 0 0 9999px rgba(0,0,0,.35);cursor:move}
.ie-crop::after{content:'';position:absolute;right:-7px;bottom:-7px;width:14px;height:14px;background:var(--pine);border:2px solid #fff;border-radius:50%;cursor:nwse-resize}