/* ── Password Strength Checker — CSS ── */
:root{
  --bg:#0f0f14;--bg-card:#1e1e28;--bg-surface:#18181f;
  --primary:#06b6d4;--secondary:#0891b2;--accent:#67e8f9;
  --text:#e8e8f0;--text-muted:#9999b8;--text-faint:#555570;
  --border:rgba(255,255,255,.08);--border-strong:rgba(255,255,255,.14);
  --radius:14px;--radius-sm:8px;
  --font:'Inter',system-ui,sans-serif;--font-mono:'Fira Code','Cascadia Code',monospace;
  --clr-weak:#ef4444;--clr-fair:#f97316;--clr-good:#eab308;--clr-strong:#22c55e;--clr-vstrong:#10b981;
}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--text);font-family:var(--font);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
code{font-family:var(--font-mono);font-size:.85em;background:rgba(6,182,212,.1);color:#67e8f9;padding:2px 6px;border-radius:4px}

/* ── Header ── */
.site-header{background:rgba(15,15,20,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;padding:0 24px;height:58px;display:flex;align-items:center}
.header-inner{width:100%;max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:9px;text-decoration:none}
.logo-icon{width:32px;height:32px;flex-shrink:0}
.logo-text{font-size:.97rem;font-weight:700;color:var(--text);letter-spacing:-.01em}
.main-nav{display:flex;gap:6px}
.nav-link{padding:5px 12px;border-radius:var(--radius-sm);font-size:.84rem;font-weight:500;color:var(--text-muted);text-decoration:none;transition:color .15s,background .15s}
.nav-link:hover,.nav-link.active{color:var(--text);background:rgba(255,255,255,.06)}

/* ── Wrap ── */
.main-wrap{max-width:900px;margin:0 auto;padding:28px 24px 80px}
@media(max-width:640px){.main-wrap{padding:18px 14px 60px}}

/* ── Hero ── */
.tool-hero{text-align:center;padding:28px 0 22px}
.tool-badge{display:inline-flex;align-items:center;gap:5px;padding:4px 12px;background:rgba(6,182,212,.1);color:var(--primary);border-radius:20px;font-size:.73rem;font-weight:600;margin-bottom:12px}
.tool-title{font-size:clamp(1.6rem,4vw,2.2rem);font-weight:800;letter-spacing:-.02em;margin-bottom:8px}
.gradient-title{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.tool-subtitle{font-size:.97rem;color:var(--text-muted);max-width:580px;margin:0 auto}

/* ── Ad slot ── */
.ad-slot{background:rgba(255,255,255,.02);border:1px dashed rgba(255,255,255,.07);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;min-height:90px;font-size:.75rem;color:var(--text-faint);text-align:center;padding:12px}

/* ── Input card ── */
.input-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:20px}

/* ── Password input wrapper ── */
.pwd-input-wrap{position:relative;margin-bottom:18px}
.pwd-input{width:100%;background:var(--bg-surface);border:2px solid var(--border);border-radius:var(--radius-sm);padding:15px 100px 15px 16px;font-family:var(--font-mono);font-size:1rem;color:var(--text);outline:none;transition:border-color .2s;letter-spacing:.08em}
.pwd-input:focus{border-color:var(--primary)}
.pwd-input.has-text{border-color:var(--border-strong)}
.pwd-input-actions{position:absolute;right:10px;top:50%;transform:translateY(-50%);display:flex;gap:4px}
.iact-btn{background:rgba(255,255,255,.05);border:1px solid var(--border);border-radius:5px;padding:4px 7px;color:var(--text-faint);font-size:.7rem;cursor:pointer;transition:all .15s;white-space:nowrap}
.iact-btn:hover{border-color:var(--primary);color:var(--primary)}

/* ── Strength meter ── */
.strength-meter{margin-bottom:16px}
.meter-bars{display:flex;gap:4px;margin-bottom:8px}
.meter-seg{flex:1;height:7px;border-radius:4px;background:rgba(255,255,255,.07);transition:background .35s}
.meter-row{display:flex;align-items:center;justify-content:space-between}
.meter-label{font-size:.78rem;font-weight:700}
.meter-entropy{font-size:.72rem;color:var(--text-faint);font-family:var(--font-mono)}

/* ── Score ring ── */
.score-ring-wrap{display:flex;justify-content:center;margin-bottom:20px}
.score-ring{position:relative;width:110px;height:110px}
.score-ring svg{transform:rotate(-90deg)}
.score-ring-track{fill:none;stroke:rgba(255,255,255,.06);stroke-width:8}
.score-ring-fill{fill:none;stroke-width:8;stroke-linecap:round;transition:stroke-dashoffset .6s cubic-bezier(.4,0,.2,1),stroke .4s}
.score-center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;pointer-events:none}
.score-number{font-size:1.5rem;font-weight:900;font-family:var(--font-mono);line-height:1}
.score-max{font-size:.62rem;color:var(--text-faint);margin-top:1px}

/* ── Analysis grid ── */
.analysis-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:18px}
@media(max-width:520px){.analysis-grid{grid-template-columns:1fr}}
.analysis-card{background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px 14px}
.ac-label{font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint);margin-bottom:5px}
.ac-val{font-size:.95rem;font-weight:700;font-family:var(--font-mono);color:var(--text)}
.ac-sub{font-size:.7rem;color:var(--text-faint);margin-top:2px}

/* ── Checks list ── */
.checks-section{margin-bottom:18px}
.checks-title{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint);margin-bottom:10px}
.checks-list{display:flex;flex-direction:column;gap:6px}
.check-item{display:flex;align-items:center;gap:9px;padding:8px 12px;background:var(--bg-surface);border-radius:var(--radius-sm);border:1px solid var(--border);transition:border-color .2s}
.check-item.pass{border-color:rgba(34,197,94,.2)}
.check-item.fail{border-color:rgba(239,68,68,.15)}
.check-icon{width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.65rem;font-weight:900;flex-shrink:0}
.check-item.pass .check-icon{background:rgba(34,197,94,.15);color:#22c55e}
.check-item.fail .check-icon{background:rgba(239,68,68,.12);color:#ef4444}
.check-text{font-size:.82rem;color:var(--text-muted);flex:1}
.check-item.pass .check-text{color:var(--text)}

/* ── Improvements list ── */
.improve-section{background:rgba(6,182,212,.05);border:1px solid rgba(6,182,212,.15);border-radius:var(--radius-sm);padding:14px;margin-bottom:18px}
.improve-title{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--primary);margin-bottom:8px}
.improve-list{list-style:none;display:flex;flex-direction:column;gap:5px}
.improve-list li{font-size:.8rem;color:var(--text-muted);padding-left:14px;position:relative;line-height:1.5}
.improve-list li::before{content:'→';position:absolute;left:0;color:var(--primary);font-size:.75rem}

/* ── Crack time table ── */
.crack-section{margin-bottom:18px}
.crack-title{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint);margin-bottom:10px}
.crack-table{width:100%;border-collapse:collapse}
.crack-table th{padding:7px 10px;text-align:left;font-size:.68rem;color:var(--text-faint);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border);background:var(--bg-surface)}
.crack-table td{padding:8px 10px;border-bottom:1px solid rgba(255,255,255,.04);font-size:.8rem;color:var(--text-muted);font-family:var(--font-mono)}
.crack-table tr:last-child td{border-bottom:none}
.crack-table tr:hover td{background:rgba(255,255,255,.02)}
.crack-safe{color:#22c55e}
.crack-warn{color:#eab308}
.crack-danger{color:#ef4444}

/* ── Report toggle ── */
.report-toggle{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;background:var(--bg-surface);border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:border-color .15s;margin-bottom:0;user-select:none}
.report-toggle:hover{border-color:var(--primary)}
.rt-label{font-size:.8rem;font-weight:600;color:var(--text-muted);display:flex;align-items:center;gap:7px}
.rt-caret{font-size:.72rem;color:var(--text-faint);transition:transform .2s}
.report-detail{background:var(--bg-surface);border:1px solid var(--border);border-top:none;border-radius:0 0 var(--radius-sm) var(--radius-sm);padding:14px;display:none}
.report-detail.open{display:block}
.report-row{display:flex;justify-content:space-between;padding:4px 0;font-size:.78rem;border-bottom:1px solid rgba(255,255,255,.04)}
.report-row:last-child{border-bottom:none}
.rr-key{color:var(--text-faint)}
.rr-val{font-family:var(--font-mono);color:var(--text)}

/* ── Empty state ── */
.empty-state{text-align:center;padding:32px 16px;color:var(--text-faint)}
.empty-icon{font-size:2.8rem;margin-bottom:10px;display:block}
.empty-text{font-size:.9rem}

/* ── Btn ── */
.btn-primary{display:inline-flex;align-items:center;gap:6px;padding:10px 18px;background:linear-gradient(135deg,var(--secondary),var(--primary));border:none;border-radius:var(--radius-sm);color:#fff;font-size:.85rem;font-weight:700;cursor:pointer;transition:opacity .15s,transform .1s;text-decoration:none}
.btn-primary:hover{opacity:.9;transform:translateY(-1px);text-decoration:none}
.btn-outline{display:inline-flex;align-items:center;gap:6px;padding:9px 14px;background:transparent;border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-muted);font-size:.82rem;font-weight:600;cursor:pointer;transition:all .15s;text-decoration:none}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);text-decoration:none}

/* ── Page sections ── */
.section-divider{height:1px;background:var(--border);margin:40px 0}
.page-section{padding:0 0 20px}
.section-head{text-align:center;margin-bottom:28px}
.section-title{font-size:clamp(1.2rem,3vw,1.55rem);font-weight:800;letter-spacing:-.02em;margin-bottom:8px}
.section-desc{font-size:.9rem;color:var(--text-muted);max-width:520px;margin:0 auto}

/* ── Logic card ── */
.logic-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.logic-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:18px}
.logic-icon{font-size:1.5rem;margin-bottom:8px}
.logic-title{font-size:.88rem;font-weight:700;color:var(--text);margin-bottom:5px}
.logic-desc{font-size:.8rem;color:var(--text-muted);line-height:1.55}

/* ── Steps ── */
.steps-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.step-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;display:flex;gap:12px}
.step-number{width:28px;height:28px;border-radius:50%;background:rgba(6,182,212,.15);color:var(--primary);font-weight:800;font-size:.82rem;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:2px}
.step-body{}
.step-title{font-size:.9rem;font-weight:700;color:var(--text);margin-bottom:4px}
.step-desc{font-size:.82rem;color:var(--text-muted);line-height:1.55}

/* ── Features ── */
.features-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.feature-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:18px}
.feature-icon{font-size:1.5rem;margin-bottom:8px}
.feature-title{font-size:.88rem;font-weight:700;color:var(--text);margin-bottom:5px}
.feature-desc{font-size:.8rem;color:var(--text-muted);line-height:1.5}

/* ── FAQ ── */
.faq-list{display:flex;flex-direction:column;gap:6px}
.faq-item{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden}
.faq-q{width:100%;background:transparent;border:none;padding:14px 16px;text-align:left;color:var(--text);font-size:.88rem;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:12px;transition:background .15s}
.faq-q:hover{background:rgba(255,255,255,.03)}
.faq-icon{font-size:1.1rem;color:var(--text-faint);transition:transform .2s;flex-shrink:0}
.faq-item.open .faq-icon{transform:rotate(45deg)}
.faq-a{display:none;padding:0 16px 14px;font-size:.83rem;color:var(--text-muted);line-height:1.6;border-top:1px solid var(--border)}
.faq-item.open .faq-a{display:block}
.faq-a p{margin-top:10px}

/* ── Related ── */
.related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px}
.related-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;text-decoration:none;transition:border-color .2s,transform .2s;display:flex;flex-direction:column;gap:8px}
.related-card:hover{border-color:var(--primary);transform:translateY(-2px);text-decoration:none}
.related-icon{width:38px;height:38px;border-radius:9px;display:flex;align-items:center;justify-content:center}
.related-icon svg{width:18px;height:18px;color:#fff}
.related-name{font-size:.88rem;font-weight:700;color:var(--text)}
.related-desc{font-size:.78rem;color:var(--text-muted);line-height:1.4;flex:1}
.related-link{font-size:.75rem;color:var(--primary);font-weight:600}

/* ── Blog related ── */
.blog-related-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.blog-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:14px;text-decoration:none;transition:border-color .2s;display:flex;flex-direction:column;gap:6px}
.blog-card:hover{border-color:var(--primary);text-decoration:none}
.blog-tag-sm{font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--text-faint)}
.blog-title-sm{font-size:.85rem;font-weight:700;color:var(--text);line-height:1.3}
.blog-link{font-size:.72rem;color:var(--primary);font-weight:600;margin-top:auto}

/* ── Footer ── */
.site-footer{background:var(--bg-surface);border-top:1px solid var(--border);padding:40px 24px 24px;margin-top:40px}
.footer-grid{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.8fr repeat(3,1fr);gap:32px;margin-bottom:32px}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:20px}}
@media(max-width:480px){.footer-grid{grid-template-columns:1fr}}
.footer-brand-text{font-size:.82rem;color:var(--text-faint);margin-top:10px;line-height:1.5}
.footer-heading{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text-faint);margin-bottom:12px}
.footer-links{display:flex;flex-direction:column;gap:7px}
.footer-links a{font-size:.83rem;color:var(--text-muted);transition:color .15s}
.footer-links a:hover{color:var(--text)}
.footer-bottom{max-width:1200px;margin:0 auto;padding-top:20px;border-top:1px solid var(--border);display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.75rem;color:var(--text-faint)}

/* ── Toast ── */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(12px);background:var(--bg-card);border:1px solid var(--border-strong);border-radius:8px;padding:9px 18px;font-size:.83rem;color:var(--text);opacity:0;transition:opacity .2s,transform .2s;pointer-events:none;z-index:999;white-space:nowrap}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}