/* ============================================================
   SolveX — style.css  (Version 2.1)
   Manual Solve · Auto Crack · Coming Soon
   ============================================================ */

/* ---------- CSS Variables (Light) ---------- */
:root {
  --color-primary: #4f46e5;
  --color-primary-hover: #4338ca;
  --color-primary-light: #eef2ff;
  --color-accent: #f59e0b;
  --color-bg: #f3f4f6;
  --color-surface: #ffffff;
  --color-text: #1f2937;
  --color-text-muted: #6b7280;
  --color-border: #e5e7eb;
  --color-error: #ef4444;
  --color-success: #10b981;
  --color-best: #059669;
  --color-best-bg: #ecfdf5;
  --color-best-border: #6ee7b7;
  --color-crack: #7c3aed;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0,0,0,.07);
  --shadow-sm: 0 2px 8px rgba(0,0,0,.05);
  --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'Consolas', 'Courier New', monospace;
  --max-width: 95%;
  --container-padding: 12px;
}

/* ---------- Dark Mode ---------- */
body.dark {
  --color-primary: #818cf8;
  --color-primary-hover: #a5b4fc;
  --color-primary-light: #1e1b4b;
  --color-accent: #fbbf24;
  --color-bg: #111827;
  --color-surface: #1f2937;
  --color-text: #f3f4f6;
  --color-text-muted: #9ca3af;
  --color-border: #374151;
  --color-error: #f87171;
  --color-success: #34d399;
  --color-best: #34d399;
  --color-best-bg: #064e3b;
  --color-best-border: #065f46;
  --color-crack: #a78bfa;
  --shadow: 0 4px 24px rgba(0,0,0,.3);
  --shadow-sm: 0 2px 8px rgba(0,0,0,.2);
}
body.dark .site-header{background:linear-gradient(135deg,#312e81,#4338ca)}
body.dark .best-guess-card .result-box{background:#064e3b;border-color:#065f46;color:#6ee7b7}
body.dark .info-list-inline li{background:#065f46;color:#6ee7b7}
body.dark .info-warning,.dark .note{background:#451a03;border-color:#92400e;color:#fbbf24}
body.dark .msg-error{background:#450a0a;color:#f87171;border-color:#7f1d1d}
body.dark .msg-success{background:#052e16;color:#34d399;border-color:#065f46}
body.dark .info-box-crack{background:#052e16;border-color:#065f46}
body.dark .support-table th{background:var(--color-bg)}
body.dark kbd{background:#374151;color:#e5e7eb;border-color:#4b5563}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:14px;scroll-behavior:smooth}
body{font-family:var(--font-main);background:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh;display:flex;flex-direction:column;overflow-x:hidden}

/* ---------- Container (mobile-first: 95% width) ---------- */
.container{width:var(--max-width);max-width:100%;margin:0 auto;padding:0 var(--container-padding)}

/* ============================================================
   HEADER
   ============================================================ */
.site-header{background:linear-gradient(135deg,var(--color-primary),#6366f1);color:#fff;text-align:center;padding:28px 12px 22px}
.logo{font-size:2rem;font-weight:800;letter-spacing:-1px}
.logo-accent{color:var(--color-accent)}
.tagline{font-size:.95rem;opacity:.92;margin-top:5px;font-weight:400}
.subtitle{font-size:.82rem;opacity:.7;margin-top:3px}

/* Dark mode toggle — fixed bottom-right */
.dark-toggle{position:fixed;right:20px;bottom:20px;z-index:999;background:var(--color-primary);border:2px solid var(--color-primary-hover);border-radius:999px;width:46px;height:46px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s,transform .2s,box-shadow .2s;color:#fff;font-size:1.3rem;box-shadow:0 4px 16px rgba(0,0,0,.2)}
.dark-toggle:hover{background:var(--color-primary-hover);transform:scale(1.1);box-shadow:0 6px 20px rgba(0,0,0,.3)}
.dark-toggle-icon{line-height:1;transition:transform .3s}
body.dark .dark-toggle{background:#374151;border-color:#4b5563}
body.dark .dark-toggle:hover{background:#4b5563}
body.dark .dark-toggle-icon{transform:rotate(180deg)}

/* ============================================================
   MODE TABS
   ============================================================ */
.mode-tabs{display:flex;gap:3px;margin-top:18px;background:var(--color-surface);border-radius:var(--radius) var(--radius) 0 0;padding:4px 4px 0;box-shadow:var(--shadow-sm)}
.mode-tab{flex:1;font-family:var(--font-main);font-size:.78rem;font-weight:600;padding:10px 6px;border:none;border-radius:var(--radius-sm) var(--radius-sm) 0 0;cursor:pointer;background:var(--color-bg);color:var(--color-text-muted);transition:all .2s;text-align:center;white-space:nowrap}
.mode-tab.active{background:var(--color-surface);color:var(--color-primary);box-shadow:inset 0 3px 0 var(--color-primary)}
.mode-tab:hover:not(.active){background:var(--color-border)}
.mode-tab:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}

/* ============================================================
   CARDS
   ============================================================ */
.card{background:var(--color-surface);border-radius:0 0 var(--radius) var(--radius);box-shadow:var(--shadow);padding:16px;overflow-x:hidden}
.card+.card{border-radius:var(--radius)!important;margin-top:16px!important}
.card-title{font-size:1.15rem;font-weight:700;margin-bottom:6px;color:var(--color-primary)}
.section-intro{font-size:.85rem;color:var(--color-text-muted);margin-bottom:16px}

/* ============================================================
   FORM ELEMENTS
   ============================================================ */
.form-group{margin-bottom:16px}
.form-group label{display:block;font-weight:600;font-size:.88rem;margin-bottom:5px;color:var(--color-text)}
.sub-label{font-weight:600;font-size:.82rem;margin-bottom:4px}
.form-group select,.form-group input,.form-group textarea{width:100%;font-family:var(--font-main);font-size:16px;padding:10px 12px;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);transition:border-color .2s,box-shadow .2s}
.form-group select:focus,.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(79,70,229,.15)}
.form-group select:focus-visible,.form-group input:focus-visible,.form-group textarea:focus-visible{outline:2px solid var(--color-accent);outline-offset:1px}
.form-group textarea{resize:vertical;font-family:var(--font-mono);letter-spacing:.5px}
.helper-text{display:block;font-size:.82rem;color:var(--color-text-muted);margin-top:4px}

/* Affine row: stack on mobile, side-by-side on wider */
.affine-row{display:flex;flex-direction:column;gap:10px}
.affine-row>div{flex:1}
.affine-row input{width:100%}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-row{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}
.btn{font-family:var(--font-main);font-size:.95rem;font-weight:600;padding:12px 20px;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:background .2s,transform .1s;width:100%;text-align:center}
.btn:active{transform:scale(.97)}
.btn:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}
.btn-primary{background:var(--color-primary);color:#fff}
.btn-primary:hover{background:var(--color-primary-hover)}
.btn-secondary{background:var(--color-border);color:var(--color-text)}
.btn-secondary:hover{background:#d1d5db}
.btn-small{font-size:.82rem;padding:6px 16px;background:var(--color-primary-light);color:var(--color-primary);border:1.5px solid var(--color-primary);border-radius:var(--radius-sm);width:auto}
.btn-small:hover{background:var(--color-primary);color:#fff}

/* Copy button */
.btn-copy{font-size:.78rem;padding:4px 14px;background:var(--color-primary-light);color:var(--color-primary);border:1.5px solid var(--color-primary);border-radius:var(--radius-sm);cursor:pointer;transition:all .15s;width:auto}
.btn-copy:hover{background:var(--color-primary);color:#fff}
.btn-copy.copied{background:var(--color-success);border-color:var(--color-success);color:#fff}

/* ============================================================
   MESSAGES
   ============================================================ */
.message-area{min-height:0;margin-bottom:8px}
.message-area .msg{padding:10px 14px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500}
.message-area .msg-error{background:#fef2f2;color:var(--color-error);border:1px solid #fecaca}
.message-area .msg-success{background:#ecfdf5;color:var(--color-success);border:1px solid #a7f3d0}

/* ============================================================
   RESULT CARDS
   ============================================================ */
.result-card{margin-top:24px;padding:20px;border-radius:var(--radius-sm);border:1.5px solid var(--color-border);background:var(--color-bg)}
.result-card h3{font-size:1rem;font-weight:700;margin-bottom:12px;color:var(--color-text)}
.result-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.result-header h3{margin-bottom:0}
.result-box{background:var(--color-primary-light);border:1.5px solid var(--color-primary);border-radius:var(--radius-sm);padding:12px;font-family:var(--font-mono);font-size:.9rem;letter-spacing:.5px;word-break:break-all;color:var(--color-primary-hover);line-height:1.7}
.result-detail{font-size:.85rem;color:var(--color-text-muted);margin-top:8px}

/* ============================================================
   BEST GUESS (special highlight)
   ============================================================ */
.best-guess-card{border-color:var(--color-best-border);background:var(--color-best-bg)}
.best-guess-card h3{color:var(--color-best);font-size:1.1rem}
.best-guess-card .result-box{background:#d1fae5;border-color:var(--color-best);color:#065f46;font-size:1.05rem}

/* ============================================================
   BADGES
   ============================================================ */
.badge{display:inline-block;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.5px;padding:3px 12px;border-radius:999px;color:#fff;margin-bottom:6px}
.badge-best{background:var(--color-best)}
.badge-manual{background:var(--color-primary)}
.badge-crack{background:var(--color-crack)}

/* ============================================================
   CANDIDATES LIST (shared by all brute-force results)
   ============================================================ */
.candidates-list{display:flex;flex-direction:column;gap:6px;max-height:440px;overflow-y:auto;padding-right:4px}

.candidate-row{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px;padding:8px 10px;background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:.82rem;transition:background .15s}
.candidate-row:hover{background:var(--color-primary-light);cursor:pointer}
.candidate-row:active{transform:scale(.995)}
.candidate-row .candidate-copy-hint{display:none;font-size:.7rem;color:var(--color-text-muted);margin-left:8px}
.candidate-row:hover .candidate-copy-hint{display:inline}
.candidate-row.top-match{border-color:var(--color-best-border);background:var(--color-best-bg)}

.candidate-key{font-weight:700;color:var(--color-primary);min-width:60px;flex-shrink:0}
.candidate-text{font-family:var(--font-mono);font-size:.78rem;word-break:break-all;color:var(--color-text);flex:1 1 100%;min-width:0;order:3}
.candidate-score{font-size:.72rem;font-weight:600;color:var(--color-text-muted);white-space:nowrap;flex-shrink:0;margin-left:auto}

/* ============================================================
   INFO BOXES (support clarity)
   ============================================================ */
.info-box{padding:16px 20px;border-radius:var(--radius-sm);background:var(--color-primary-light);border:1.5px solid var(--color-primary);margin-bottom:24px}
.info-box-crack{background:#f0fdf4;border-color:#86efac}
.info-box-summary{background:var(--color-bg);border-color:var(--color-border)}
.info-heading{font-size:.88rem;font-weight:700;color:var(--color-text);margin-bottom:8px}
.info-columns{display:flex;flex-direction:column;gap:12px}
.info-columns>div{flex:1}
.info-list{list-style:none;padding:0;margin:0}
.info-list li{font-size:.85rem;padding:3px 0;padding-left:18px;position:relative;color:var(--color-text)}
.info-list li::before{content:'';position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:50%}
.info-list-supported li::before{background:var(--color-success)}
.info-list-manual li::before{background:var(--color-accent)}
.info-note{font-size:.8rem;color:var(--color-text-muted);margin-top:8px;font-style:italic}
.info-list-inline{list-style:none;padding:0;margin:0 0 10px;display:flex;flex-direction:column;flex-wrap:wrap;gap:4px}
.info-list-inline li{font-size:.82rem;background:#dcfce7;color:#166534;padding:3px 10px;border-radius:999px;font-weight:600}
.info-warning{font-size:.84rem;color:#92400e;background:#fffbeb;border:1px solid #fcd34d;border-radius:var(--radius-sm);padding:8px 12px;margin-top:4px}

/* Support table */
.support-table{width:100%;border-collapse:collapse;font-size:.88rem;margin-top:8px}
.support-table th,.support-table td{padding:8px 12px;text-align:left;border-bottom:1px solid var(--color-border)}
.support-table th{font-weight:700;color:var(--color-text);background:var(--color-surface)}
.support-table td.supported{color:var(--color-success);font-weight:600}
.support-table td.not-supported{color:var(--color-error);font-weight:600}

/* ============================================================
   NOTE / WARNING
   ============================================================ */
.note{margin-top:20px;padding:12px 16px;border-radius:var(--radius-sm);background:#fffbeb;border:1px solid #fcd34d;font-size:.85rem;color:#92400e}

/* ============================================================
   CHARACTER COUNT
   ============================================================ */
.char-count{display:block;text-align:right;font-size:.78rem;color:var(--color-text-muted);margin-top:4px}

/* ============================================================
   SPINNER
   ============================================================ */
.spinner-area{display:flex;align-items:center;gap:10px;padding:12px 0;font-size:.9rem;color:var(--color-text-muted)}
.spinner{width:22px;height:22px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ============================================================
   FREQUENCY CHART
   ============================================================ */
.freq-chart{display:flex;align-items:flex-end;gap:1px;height:80px;padding:6px 0;border-bottom:1.5px solid var(--color-border)}
.freq-bar-wrap{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;height:100%}
.freq-bar{width:100%;background:var(--color-primary);border-radius:3px 3px 0 0;transition:height .3s ease;min-height:0}
.freq-bar-wrap:hover .freq-bar{background:var(--color-accent)}
.freq-label{font-size:.48rem;font-weight:700;color:var(--color-text-muted);line-height:1}
.freq-pct{font-size:.42rem;color:var(--color-text-muted);line-height:1}

/* ============================================================
   FADE-IN ANIMATION
   ============================================================ */
@keyframes fadeSlideIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.fade-in{animation:fadeSlideIn .3s ease both}

/* ============================================================
   FOOTER EXTRAS
   ============================================================ */
.footer-hint{font-size:.78rem;color:var(--color-text-muted);margin-top:6px;opacity:.7}
kbd{display:inline-block;background:var(--color-bg);border:1px solid var(--color-border);border-radius:4px;padding:1px 6px;font-family:var(--font-mono);font-size:.75rem}

/* ============================================================
   ADVANCED / COMING SOON
   ============================================================ */
.advanced-item{padding:20px;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg);margin-bottom:16px}
.advanced-item:last-child{margin-bottom:0}
.advanced-item h3{font-size:1rem;font-weight:700;color:var(--color-primary);margin-bottom:8px}
.advanced-item p{font-size:.9rem;color:var(--color-text-muted);line-height:1.6}

/* ============================================================
   EXAMPLES
   ============================================================ */
/* Section divider between panels and examples */
.section-divider{border:none;border-top:1.5px solid var(--color-border);margin:24px 0 20px}
.examples-section{padding:16px;background:var(--color-bg);border-radius:var(--radius-sm);border:1px solid var(--color-border)}
.examples-intro{font-size:.88rem;color:var(--color-text-muted);margin-bottom:16px}
.examples-grid{display:grid;grid-template-columns:1fr;gap:12px;width:100%;max-width:100%;overflow:hidden}
.example-item{border:1.5px solid var(--color-border);border-radius:var(--radius-sm);padding:12px;background:var(--color-surface);display:flex;flex-direction:column;gap:6px;overflow:hidden;min-width:0}
.example-item p{font-size:.85rem;color:var(--color-text);margin:0;overflow-wrap:break-word}
.example-cipher{font-family:var(--font-mono);font-size:.75rem!important;word-break:break-all;color:var(--color-text-muted)!important;overflow-wrap:anywhere}
.example-plain{font-size:.78rem!important;color:var(--color-success)!important;overflow-wrap:break-word}
.example-item .btn-small{align-self:flex-start;margin-top:6px}

/* ============================================================
   HIDDEN
   ============================================================ */
.hidden{display:none!important}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{margin-top:40px;padding:20px 12px;text-align:center;font-size:.82rem;color:var(--color-text-muted);border-top:1px solid var(--color-border);background:var(--color-surface)}

/* ============================================================
   RESPONSIVE — MOBILE-FIRST PROGRESSIVE ENHANCEMENT
   Base styles above = mobile defaults
   ============================================================ */

/* --- Very small phones (max 320px) --- */
@media(max-width:320px){
  :root{--container-padding:8px}
  html{font-size:13px}
  .logo{font-size:1.6rem}
  .tagline{font-size:.82rem}
  .subtitle{font-size:.72rem}
  .site-header{padding:20px 8px 16px}
  .card{padding:12px}
  .mode-tab{font-size:.68rem;padding:8px 4px}
  .result-box{padding:10px;font-size:.8rem}
  .candidate-key{min-width:50px;font-size:.75rem}
  .candidate-text{font-size:.7rem}
  .freq-chart{height:60px}
  .freq-label{font-size:.4rem}
  .freq-pct{display:none}
  .support-table{font-size:.72rem}
  .support-table th,.support-table td{padding:4px 6px}
  .dark-toggle{width:38px;height:38px;font-size:1rem;right:10px;bottom:10px}
}

/* --- Small phones (min 481px) --- */
@media(min-width:481px){
  html{font-size:15px}
  :root{--container-padding:16px}
  .site-header{padding:32px 16px 26px}
  .logo{font-size:2.2rem}
  .tagline{font-size:1rem}
  .subtitle{font-size:.85rem}
  .card{padding:20px}
  .mode-tab{font-size:.82rem;padding:10px 10px}
  .freq-chart{height:90px}
  .freq-label{font-size:.52rem}
  .freq-pct{font-size:.46rem}
}

/* --- Large phones (min 601px) --- */
@media(min-width:601px){
  :root{--max-width:90%;--container-padding:20px}
  html{font-size:15.5px}
  .site-header{padding:36px 20px 28px}
  .logo{font-size:2.4rem}
  .tagline{font-size:1.05rem}
  .card{padding:24px}
  .card-title{font-size:1.2rem}
  .btn-row{flex-direction:row}
  .btn{width:auto}
  .affine-row{flex-direction:row;gap:16px}
  .candidate-text{flex:1 1 0;order:0}
  .info-list-inline{flex-direction:row;gap:6px}
  .examples-grid{grid-template-columns:1fr 1fr;gap:14px}
  .freq-chart{height:100px}
  .freq-label{font-size:.55rem}
}

/* --- Tablets portrait (min 769px) --- */
@media(min-width:769px){
  :root{--max-width:90%}
  html{font-size:16px}
  .site-header{padding:40px 20px 30px}
  .logo{font-size:2.6rem}
  .tagline{font-size:1.1rem}
  .card{padding:28px}
  .card+.card{margin-top:20px!important}
  .card-title{font-size:1.25rem}
  .section-intro{font-size:.9rem;margin-bottom:20px}
  .mode-tabs{gap:4px;margin-top:24px;padding:6px 6px 0}
  .mode-tab{font-size:.88rem;padding:12px 14px}
  .form-group{margin-bottom:20px}
  .result-box{padding:14px;font-size:.95rem;letter-spacing:.7px}
  .info-columns{flex-direction:row;gap:24px}
  .freq-chart{height:110px}
  .freq-label{font-size:.58rem}
  .freq-pct{font-size:.5rem}
  .site-footer{margin-top:50px;padding:24px 20px}
}

/* --- Tablets landscape / small laptops (min 993px) --- */
@media(min-width:993px){
  :root{--max-width:85%}
  html{font-size:16.5px}
  .site-header{padding:44px 20px 32px}
  .logo{font-size:2.8rem}
  .tagline{font-size:1.15rem}
  .card{padding:32px}
  .card+.card{margin-top:24px!important}
  .card-title{font-size:1.3rem}
  .mode-tab{font-size:.92rem;padding:12px 16px}
  .result-box{padding:16px;font-size:1rem;letter-spacing:.8px}
  .candidate-key{min-width:80px}
  .candidate-text{font-size:.82rem}
  .candidate-score{font-size:.75rem}
  .freq-chart{height:120px}
  .freq-label{font-size:.6rem}
  .freq-pct{font-size:.55rem}
  .examples-grid{gap:16px}
  .site-footer{margin-top:60px;padding:28px 20px}
  .footer-hint{font-size:.78rem}
}

/* --- Normal laptops / small desktops (min 1201px) --- */
@media(min-width:1201px){
  :root{--max-width:900px}
  html{font-size:17px}
  .examples-grid{grid-template-columns:1fr 1fr 1fr;gap:18px}
}

/* --- Large desktop screens (min 1401px) --- */
@media(min-width:1401px){
  :root{--max-width:1060px}
  html{font-size:17.5px}
  .site-header{padding:52px 24px 38px}
  .logo{font-size:3rem}
  .tagline{font-size:1.2rem}
  .card{padding:36px}
  .card-title{font-size:1.4rem}
  .result-box{padding:18px;font-size:1.05rem}
  .examples-grid{gap:20px}
}

/* --- Ultra wide monitors (min 1600px) --- */
@media(min-width:1600px){
  :root{--max-width:1200px}
  html{font-size:18px}
  .site-header{padding:56px 28px 40px}
  .logo{font-size:3.2rem}
  .tagline{font-size:1.25rem}
  .card{padding:40px}
  .card-title{font-size:1.5rem}
  .section-intro{font-size:1rem}
  .mode-tab{font-size:1rem;padding:14px 20px}
  .freq-chart{height:140px}
  .freq-label{font-size:.65rem}
}

/* --- Full HD TVs / large displays (min 1920px) --- */
@media(min-width:1920px){
  :root{--max-width:1400px}
  html{font-size:19px}
  .site-header{padding:64px 32px 48px}
  .logo{font-size:3.5rem}
  .tagline{font-size:1.35rem}
  .subtitle{font-size:1rem}
  .card{padding:44px}
  .card+.card{margin-top:32px!important}
  .card-title{font-size:1.6rem}
  .section-intro{font-size:1.05rem}
  .mode-tabs{margin-top:32px;padding:8px 8px 0}
  .mode-tab{font-size:1.05rem;padding:16px 24px}
  .result-box{padding:22px;font-size:1.1rem}
  .examples-grid{grid-template-columns:1fr 1fr 1fr 1fr;gap:22px}
  .freq-chart{height:160px}
  .site-footer{margin-top:80px;padding:36px 28px;font-size:.95rem}
  .dark-toggle{width:54px;height:54px;font-size:1.5rem}
}

/* --- Very large 4K displays (min 2560px) --- */
@media(min-width:2560px){
  :root{--max-width:1600px}
  html{font-size:21px}
  .site-header{padding:80px 40px 56px}
  .logo{font-size:4rem}
  .tagline{font-size:1.5rem}
  .subtitle{font-size:1.1rem}
  .card{padding:52px}
  .card+.card{margin-top:40px!important}
  .card-title{font-size:1.8rem}
  .section-intro{font-size:1.15rem}
  .mode-tabs{margin-top:40px;padding:10px 10px 0;gap:6px}
  .mode-tab{font-size:1.15rem;padding:18px 28px}
  .form-group label{font-size:1.1rem}
  .form-group select,.form-group input,.form-group textarea{font-size:1.1rem;padding:14px 18px}
  .btn{font-size:1.1rem;padding:14px 32px}
  .result-box{padding:28px;font-size:1.2rem}
  .candidate-row{padding:12px 16px;font-size:.95rem}
  .candidate-key{min-width:100px;font-size:1rem}
  .candidate-text{font-size:.95rem}
  .candidate-score{font-size:.85rem}
  .examples-grid{gap:28px}
  .freq-chart{height:200px}
  .freq-label{font-size:.75rem}
  .freq-pct{font-size:.65rem}
  .site-footer{margin-top:100px;padding:44px 36px;font-size:1.05rem}
  .footer-hint{font-size:.9rem}
  .dark-toggle{width:60px;height:60px;font-size:1.7rem;right:28px;bottom:28px}
}