/* ─── RESET ─────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{min-height:100vh;display:flex;flex-direction:column;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.6}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{cursor:pointer;font-family:inherit;border:none;background:none}
textarea,select,input{font-family:inherit}
ul,ol{list-style:none}

/* ─── DESIGN TOKENS ──────────────────────────────────────── */
:root{
  --bg:#fafbfc;--bg2:#ffffff;--bg3:#f1f5f9;--bg-dark:#0f172a;
  --border:#e2e8f0;--border2:#cbd5e1;--text:#0f172a;--text2:#475569;--text3:#94a3b8;
  --accent:#2563eb;--accent2:#1d4ed8;--accent-light:#eff6ff;
  --green:#059669;--green-light:#ecfdf5;--orange:#ea580c;--orange-light:#fff7ed;
  --pink:#db2777;--purple:#7c3aed;
  --radius:12px;--sans:'Outfit',system-ui,sans-serif;--mono:'JetBrains Mono',monospace;
  --max-w:1200px;--header-h:64px;
  --shadow-sm:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.06);
  --shadow-md:0 4px 16px rgba(0,0,0,.10),0 2px 4px rgba(0,0,0,.06);
  --shadow-lg:0 10px 40px rgba(0,0,0,.12),0 4px 10px rgba(0,0,0,.06);
}

/* ─── HEADER ─────────────────────────────────────────────── */
.site-header{
  position:sticky;top:0;z-index:100;
  height:var(--header-h);
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
  box-shadow:var(--shadow-sm);
}
.header-inner{
  max-width:var(--max-w);margin:0 auto;
  padding:0 24px;height:100%;
  display:flex;align-items:center;gap:32px;
}
.logo{
  display:flex;align-items:center;gap:10px;
  font-weight:800;font-size:1.25rem;letter-spacing:-.02em;
  color:var(--text);flex-shrink:0;
}
.logo .mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--accent),var(--purple));
  display:flex;align-items:center;justify-content:center;
  font-size:1.1rem;
}
.header-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:8px 14px;border-radius:8px;
  font-size:.9rem;font-weight:500;color:var(--text2);
  transition:background .15s,color .15s;
}
.nav-link:hover{background:var(--bg3);color:var(--text)}

/* ─── HEADER AUTH ─────────────────────────────────────────── */
.header-auth{display:flex;align-items:center;gap:8px;flex-shrink:0}

/* Sign In button */
.sign-in-btn{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:20px;
  background:var(--accent);color:#fff;
  font-size:.83rem;font-weight:600;
  border:none;cursor:pointer;transition:background .15s;white-space:nowrap;
}
.sign-in-btn:hover{background:var(--accent2)}

/* User avatar button */
.user-menu{position:relative}
.user-avatar-btn{
  display:inline-flex;align-items:center;
  padding:0;border-radius:50%;
  background:none;border:2px solid var(--border);
  cursor:pointer;transition:border-color .15s,box-shadow .15s;
}
.user-avatar-btn:hover{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 18%,transparent)}
.user-avatar{width:28px;height:28px;border-radius:50%;object-fit:cover;flex-shrink:0}
.user-avatar-init{
  width:28px;height:28px;border-radius:50%;
  background:var(--accent);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:.8rem;font-weight:700;flex-shrink:0;
}
.user-name-hdr{max-width:90px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.user-chevron{color:var(--text3);font-size:.7rem}
.hdr-tier-pro{
  background:#7c3aed;color:#fff;
  font-size:.6rem;font-weight:700;letter-spacing:.05em;
  padding:2px 6px;border-radius:4px;text-transform:uppercase;
}
.hdr-upgrade-btn{
  display:inline-flex;align-items:center;gap:5px;
  padding:6px 14px;border-radius:8px;
  background:linear-gradient(135deg,#7c3aed,#6d28d9);
  color:#fff;font-size:.78rem;font-weight:700;
  text-decoration:none;white-space:nowrap;
  transition:opacity .15s;margin-right:4px;
}
.hdr-upgrade-btn:hover{opacity:.85}

/* Dropdown */
.user-dropdown{
  position:absolute;right:0;top:calc(100% + 8px);
  background:var(--bg2);border:1.5px solid var(--border);
  border-radius:12px;box-shadow:var(--shadow-md);
  min-width:200px;z-index:500;overflow:hidden;
}
.user-dropdown.hidden{display:none}
.user-dd-info{padding:14px 16px;background:var(--bg3)}
.user-dd-name{font-weight:700;font-size:.88rem;color:var(--text);margin-bottom:2px}
.user-dd-email{font-size:.75rem;color:var(--text3);margin-bottom:6px}
.user-dd-tier{
  display:inline-block;font-size:.62rem;font-weight:700;
  padding:2px 7px;border-radius:4px;text-transform:uppercase;letter-spacing:.05em;
}
.user-dd-tier.pro{background:#7c3aed;color:#fff}
.user-dd-tier.free{background:var(--bg3);color:var(--text3);border:1px solid var(--border)}
.user-dd-divider{height:1px;background:var(--border)}
.user-dd-item{
  display:block;width:100%;text-align:left;
  padding:11px 16px;font-size:.875rem;font-weight:500;
  color:var(--text2);cursor:pointer;transition:background .12s;
  border:none;background:none;
}
.user-dd-item:hover{background:var(--bg3);color:var(--text)}
.user-dd-item.danger:hover{background:#fef2f2;color:#dc2626}

/* Mobile auth area in mob-nav */
.mob-nav-signin{
  display:flex;align-items:center;gap:8px;
  padding:12px 24px;font-size:.95rem;font-weight:600;
  color:var(--accent);border-bottom:1px solid var(--border);
}
.mob-nav-signout{
  display:block;padding:11px 24px;font-size:.9rem;font-weight:500;
  color:#dc2626;border-top:1px solid var(--border);
}
.mob-user-info{
  display:flex;align-items:center;gap:10px;
  padding:12px 24px;font-size:.88rem;font-weight:600;color:var(--text);
  border-bottom:1px solid var(--border);background:var(--bg3);
}
.mob-user-info .user-avatar{width:32px;height:32px}
.mob-user-info .user-avatar-init{width:32px;height:32px}

/* ─── LOGIN MODAL ─────────────────────────────────────────── */
.login-modal-backdrop{
  position:fixed;inset:0;z-index:9500;
  background:rgba(0,0,0,.55);
  display:flex;align-items:center;justify-content:center;
  padding:16px;
  animation:_fadeIn .15s ease;
}
.login-modal-card{
  background:var(--bg2);border-radius:20px;
  padding:40px 32px 32px;width:100%;max-width:360px;
  text-align:center;box-shadow:0 24px 64px rgba(0,0,0,.25);
  position:relative;
}
.login-modal-close{
  position:absolute;top:14px;right:18px;
  background:none;border:none;font-size:1.5rem;
  color:var(--text3);cursor:pointer;line-height:1;
}
.login-modal-close:hover{color:var(--text)}
.login-modal-logo{font-size:2.6rem;margin-bottom:14px}
.login-modal-title{font-size:1.2rem;font-weight:800;color:var(--text);margin-bottom:8px}
.login-modal-desc{font-size:.875rem;color:var(--text2);margin-bottom:24px;line-height:1.5}
.google-sign-in-btn{
  display:flex;align-items:center;justify-content:center;gap:10px;
  width:100%;padding:12px 20px;border-radius:10px;
  background:#fff;border:1.5px solid #dadce0;
  font-size:.95rem;font-weight:600;color:#3c4043;
  cursor:pointer;transition:background .15s,box-shadow .15s;
  margin-bottom:14px;
}
.google-sign-in-btn:hover{background:#f8f9fa;box-shadow:var(--shadow-sm)}
.google-sign-in-btn:disabled{opacity:.6;cursor:not-allowed}
.login-modal-note{font-size:.75rem;color:var(--text3)}
.login-spinner{
  display:inline-block;width:14px;height:14px;
  border:2px solid #dadce0;border-top-color:#4285F4;
  border-radius:50%;animation:_spin .7s linear infinite;
}
@keyframes _spin{to{transform:rotate(360deg)}}

/* ─── TOOL GATE OVERLAY ───────────────────────────────────── */
.tool-gate-overlay{
  position:absolute;inset:0;z-index:100;
  border-radius:inherit;
  display:flex;align-items:center;justify-content:center;
}
.tool-gate-overlay[data-state="checking"]{
  background:transparent;pointer-events:none;
}
.tool-gate-overlay[data-state="locked"]{
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);
  background:rgba(248,250,252,.70);
}
.gate-card{
  background:var(--bg2);border:1.5px solid var(--border);
  border-radius:20px;padding:36px 32px;text-align:center;
  box-shadow:var(--shadow-lg);max-width:320px;width:calc(100% - 32px);
}
.gate-icon{font-size:2.6rem;margin-bottom:14px}
.gate-title{font-size:1.15rem;font-weight:800;color:var(--text);margin-bottom:8px}
.gate-desc{font-size:.875rem;color:var(--text2);margin-bottom:22px;line-height:1.5}
.gate-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  width:100%;padding:12px 20px;border-radius:10px;
  background:var(--accent);color:#fff;
  font-size:.95rem;font-weight:700;
  border:none;cursor:pointer;transition:background .15s;
  margin-bottom:12px;
}
.gate-btn:hover{background:var(--accent2)}
.gate-btn-pro{background:#7c3aed}
.gate-btn-pro:hover{background:#6d28d9}
.gate-note{font-size:.75rem;color:var(--text3)}

/* ─── CONTAINER ──────────────────────────────────────────── */
.container{max-width:var(--max-w);margin:0 auto;padding:0 24px;flex:1}

/* ─── BREADCRUMB ─────────────────────────────────────────── */
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:.85rem;color:var(--text3);padding-bottom:16px;
}
.breadcrumb a{color:var(--text2);transition:color .15s}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span{color:var(--text3)}

/* ─── AD SLOTS ───────────────────────────────────────────── */
.ad-slot{
  background:var(--bg3);border:2px dashed var(--border2);
  border-radius:var(--radius);color:var(--text3);
  font-size:.8rem;font-weight:500;letter-spacing:.04em;text-transform:uppercase;
  display:flex;align-items:center;justify-content:center;text-align:center;
}
.ad-slot.banner{width:100%;height:90px;margin-bottom:24px}
.ad-slot.sidebar-ad{width:100%;height:250px;margin-bottom:20px}

/* ─── PAGE LAYOUT ────────────────────────────────────────── */
.tool-page-layout{
  display:grid;
  grid-template-columns:1fr 300px;
  gap:28px;
  align-items:start;
  padding-bottom:48px;
}

/* ─── TOOL SHELL ─────────────────────────────────────────── */
.tool-shell{
  background:var(--bg2);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow-md);
  overflow:hidden;
  margin-bottom:24px;
}
.tool-shell-header{
  display:flex;align-items:center;gap:14px;
  padding:20px 24px;
  border-bottom:1px solid var(--border);
  background:linear-gradient(135deg,var(--accent-light),var(--bg2));
}
.tool-icon{
  width:48px;height:48px;border-radius:14px;
  background:linear-gradient(135deg,var(--accent),var(--purple));
  display:flex;align-items:center;justify-content:center;
  font-size:1.5rem;flex-shrink:0;
  box-shadow:0 4px 12px rgba(37,99,235,.3);
}
.tool-shell-header h1{font-size:1.35rem;font-weight:700;letter-spacing:-.02em;line-height:1.2}
.tool-shell-header p{font-size:.875rem;color:var(--text2);margin-top:2px}
.tool-shell-body{padding:24px}

/* ─── OPTIONS BAR ────────────────────────────────────────── */
.options-bar{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  margin-bottom:16px;
  padding:14px 16px;
  background:var(--bg3);
  border-radius:10px;
  border:1px solid var(--border);
}
.option-group{display:flex;align-items:center;gap:8px}
.option-group label{font-size:.85rem;font-weight:600;color:var(--text2);white-space:nowrap}
.option-select{
  padding:6px 10px;
  border:1px solid var(--border2);
  border-radius:8px;
  background:var(--bg2);
  color:var(--text);
  font-size:.85rem;
  font-weight:500;
  cursor:pointer;
  transition:border .15s,box-shadow .15s;
}
.option-select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.15)}
.checkbox-group{display:flex;align-items:center;gap:6px;cursor:pointer}
.checkbox-group input[type=checkbox]{
  width:16px;height:16px;accent-color:var(--accent);cursor:pointer
}
.checkbox-group span{font-size:.85rem;font-weight:500;color:var(--text2)}

/* ─── IO GRID ────────────────────────────────────────────── */
.io-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.io-col{display:flex;flex-direction:column;gap:6px}
.io-label{
  font-size:.8rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:var(--text3);display:flex;align-items:center;gap:6px;
}
.io-label .badge{
  background:var(--accent-light);color:var(--accent);
  font-size:.7rem;padding:1px 7px;border-radius:20px;font-weight:600;letter-spacing:.04em;
}
.io-textarea{
  width:100%;min-height:300px;resize:vertical;
  padding:14px;
  border:1px solid var(--border2);
  border-radius:10px;
  background:var(--bg2);
  color:var(--text);
  font-family:var(--mono);
  font-size:.82rem;
  line-height:1.6;
  transition:border .15s,box-shadow .15s;
}
.io-textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.io-textarea.output{
  background:var(--bg3);
  color:var(--text2);
}
.io-textarea::placeholder{color:var(--text3)}

/* ─── STATUS MESSAGE ─────────────────────────────────────── */
.status-msg{
  display:none;
  padding:10px 14px;
  border-radius:8px;
  font-size:.875rem;
  font-weight:600;
  margin-bottom:14px;
  background:var(--bg3);
  border:1px solid var(--border);
}

/* ─── BUTTON ROW ─────────────────────────────────────────── */
.btn-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tool-btn{
  display:inline-flex;align-items:center;gap:7px;
  padding:10px 20px;border-radius:9px;
  font-size:.9rem;font-weight:600;
  transition:all .18s;white-space:nowrap;
}
.tool-btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;
  box-shadow:0 2px 10px rgba(37,99,235,.35);
}
.tool-btn-primary:hover{
  background:linear-gradient(135deg,var(--accent2),#1e3fa8);
  box-shadow:0 4px 16px rgba(37,99,235,.45);
  transform:translateY(-1px);
}
.tool-btn-secondary{
  background:var(--bg3);
  color:var(--text2);
  border:1px solid var(--border2);
}
.tool-btn-secondary:hover{background:var(--border);color:var(--text);transform:translateY(-1px)}
.tool-btn-ghost{
  background:transparent;color:var(--text3);
  border:1px solid transparent;
  font-size:.8rem;
}
.tool-btn-ghost:hover{background:var(--bg3);color:var(--text2)}

/* ─── INFO SECTIONS ──────────────────────────────────────── */
.info-section{
  background:var(--bg2);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:28px;
  margin-bottom:20px;
  box-shadow:var(--shadow-sm);
}
.info-section h2{
  font-size:1.15rem;font-weight:700;letter-spacing:-.01em;
  margin-bottom:16px;
  display:flex;align-items:center;gap:10px;
}
.info-section h2::before{
  content:'';display:block;
  width:4px;height:22px;border-radius:2px;
  background:linear-gradient(to bottom,var(--accent),var(--purple));
}
.steps-list{display:flex;flex-direction:column;gap:12px}
.step-item{
  display:flex;align-items:flex-start;gap:14px;
  padding:14px;background:var(--bg3);border-radius:10px;
  border:1px solid var(--border);
}
.step-num{
  width:28px;height:28px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--accent),var(--purple));
  color:#fff;font-size:.8rem;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.step-content{flex:1}
.step-content strong{display:block;font-size:.9rem;font-weight:700;color:var(--text);margin-bottom:2px}
.step-content span{font-size:.85rem;color:var(--text2)}
.note-box{
  margin-top:16px;padding:12px 16px;
  background:var(--accent-light);border:1px solid #bfdbfe;border-radius:9px;
  font-size:.85rem;color:var(--accent2);display:flex;align-items:center;gap:8px;
}

/* ─── FAQ ────────────────────────────────────────────────── */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  border:1px solid var(--border);border-radius:10px;overflow:hidden;
}
.faq-q{
  width:100%;text-align:left;padding:14px 18px;
  background:var(--bg3);
  font-size:.9rem;font-weight:600;color:var(--text);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  cursor:pointer;transition:background .15s;
}
.faq-q:hover{background:var(--border)}
.faq-q .faq-arrow{
  font-size:.75rem;color:var(--text3);
  transition:transform .2s;flex-shrink:0;
}
.faq-item.open .faq-arrow{transform:rotate(180deg)}
.faq-a{
  display:none;padding:14px 18px;
  font-size:.875rem;color:var(--text2);line-height:1.7;
  border-top:1px solid var(--border);background:var(--bg2);
}
.faq-item.open .faq-a{display:block}

/* ─── SIDEBAR ────────────────────────────────────────────── */
.tool-sidebar{display:flex;flex-direction:column;gap:0}
.sidebar-widget{
  background:var(--bg2);
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  margin-bottom:20px;
  box-shadow:var(--shadow-sm);
}
.widget-header{
  padding:14px 18px;
  border-bottom:1px solid var(--border);
  font-size:.85rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  color:var(--text3);background:var(--bg3);
}
.widget-body{padding:16px}
.related-tool-link{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:9px;
  color:var(--text2);font-size:.875rem;font-weight:500;
  transition:background .15s,color .15s;margin-bottom:4px;
}
.related-tool-link:last-child{margin-bottom:0}
.related-tool-link:hover{background:var(--accent-light);color:var(--accent)}
.related-tool-link .rt-icon{
  width:32px;height:32px;border-radius:8px;
  background:var(--bg3);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  font-size:.9rem;flex-shrink:0;transition:background .15s;
}
.related-tool-link:hover .rt-icon{background:var(--accent-light)}
.tool-info-row{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 0;border-bottom:1px solid var(--border);
  font-size:.85rem;
}
.tool-info-row:last-child{border-bottom:none;padding-bottom:0}
.tool-info-row .tir-label{color:var(--text3);font-weight:500}
.tool-info-row .tir-value{font-weight:600;color:var(--text)}
.privacy-badge{
  display:inline-flex;align-items:center;gap:5px;
  background:var(--green-light);color:var(--green);
  font-size:.8rem;font-weight:700;padding:3px 10px;border-radius:20px;
}

/* ─── FOOTER ─────────────────────────────────────────────── */
.site-footer{
  background:var(--bg-dark);color:#94a3b8;
  padding:48px 24px 28px;margin-top:auto;
}
.footer-inner{max-width:var(--max-w);margin:0 auto}
.footer-grid{
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;
  margin-bottom:40px;
}
.footer-brand .logo{color:#fff;margin-bottom:12px}
.footer-brand p{font-size:.875rem;line-height:1.7;color:#64748b}
.footer-col h4{
  font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:#cbd5e1;margin-bottom:14px;
}
.footer-col a{
  display:block;font-size:.875rem;color:#64748b;
  padding:4px 0;transition:color .15s;
}
.footer-col a:hover{color:#e2e8f0}
.footer-bottom{
  border-top:1px solid #1e293b;padding-top:24px;
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:12px;font-size:.825rem;color:#475569;
}
.footer-bottom a{color:#64748b;transition:color .15s}
.footer-bottom a:hover{color:#e2e8f0}

/* ─── MOBILE NAV ─────────────────────────────────────────── */
.mob-menu-btn{
  display:none;background:none;border:none;cursor:pointer;
  padding:6px;color:var(--text);line-height:1;
  font-size:1.3rem;
  /* margin-left:auto moved to .header-auth on mobile */
}
.mob-nav{
  display:none;flex-direction:column;gap:0;
  background:var(--bg2);border-top:1px solid var(--border);
  padding:8px 0;
}
.mob-nav.open{display:flex}
.mob-nav a{
  padding:12px 24px;font-size:.95rem;font-weight:500;
  color:var(--text2);border-bottom:1px solid var(--border);
  transition:background .12s,color .12s;
}
.mob-nav a:last-child{border-bottom:none}
.mob-nav a:hover{background:var(--accent-light);color:var(--accent)}

/* ─── RESPONSIVE ─────────────────────────────────────────── */
@media(max-width:900px){
  .tool-page-layout{grid-template-columns:1fr}
  .tool-sidebar{display:contents}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  /* Header */
  .header-nav{display:none}
  .header-auth{margin-left:auto}       /* push auth area right when nav is hidden */
  .user-name-hdr,.user-chevron,.hdr-tier-pro{display:none} /* avatar only on mobile */
  .hdr-upgrade-btn{font-size:0;padding:6px 8px;gap:0}
  .hdr-upgrade-btn::after{content:'PRO';font-size:.65rem;letter-spacing:.03em}
  .user-avatar-btn{padding:3px;background:none;border:none}
  .mob-menu-btn{display:block}
  /* Layout */
  .container{padding:0 14px}
  .tool-shell-header{gap:12px;padding:16px}
  .tool-shell-body{padding:16px}
  .tool-icon{font-size:1.4rem}
  /* IO grid / options */
  .io-grid{grid-template-columns:1fr}
  .options-bar{flex-direction:column;align-items:flex-start}
  /* Inputs & buttons — full width safety */
  input[type=text],input[type=number],input[type=email],
  input[type=password],input[type=url],input[type=color],
  textarea,select{max-width:100%;box-sizing:border-box}
  input[type=range]{max-width:100%}
  /* Touch targets */
  .tool-btn,.tool-btn-secondary{min-height:44px;font-size:.9rem}
  /* Footer */
  .footer-grid{grid-template-columns:1fr}
  .ad-slot.banner{height:60px}
}
@media(max-width:480px){
  .tool-shell-header{flex-direction:column;align-items:flex-start}
  .tool-shell-body{padding:12px}
  .breadcrumb{font-size:.8rem}
  .tool-btn,.tool-btn-secondary{width:100%;justify-content:center}
  .faq-q{font-size:.9rem}
  .info-section h2{font-size:1.2rem}
}

/* ── i18n Language Switcher ── */
.i18n-switcher{position:relative;margin-right:8px}
.i18n-switcher-btn{
  display:inline-flex;align-items:center;gap:4px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);
  color:inherit;padding:5px 10px;border-radius:8px;font-size:.78rem;
  cursor:pointer;white-space:nowrap;transition:background .15s;font-weight:500
}
.i18n-switcher-btn:hover{background:rgba(255,255,255,.2)}
.i18n-arrow{font-size:.6rem;opacity:.7}
.i18n-dropdown{
  position:absolute;top:calc(100% + 6px);right:0;z-index:9999;
  background:#fff;border:1px solid #e2e8f0;border-radius:12px;
  box-shadow:0 8px 32px rgba(0,0,0,.15);padding:6px;min-width:160px;
  max-height:320px;overflow-y:auto
}
.i18n-dropdown.hidden{display:none}
.i18n-lang-option{
  display:block;width:100%;text-align:left;
  padding:8px 12px;border:none;background:none;
  font-size:.82rem;color:#334155;cursor:pointer;
  border-radius:8px;white-space:nowrap;transition:background .12s
}
.i18n-lang-option:hover{background:#f1f5f9}
.i18n-lang-option.active{background:#ede9fe;color:#6d28d9;font-weight:600}
@media(max-width:640px){
  .i18n-switcher{margin-right:4px}
  .i18n-switcher-btn{padding:4px 8px;font-size:.72rem}
  .i18n-dropdown{right:-20px;min-width:140px}
}