/* ====================================================
   FitScore v2 — style.css
   Dark industrial-editorial. Zero-API edition.
   Syne display + Space Mono labels.
   ==================================================== */

:root {
  --bg:          #0a0a0a;
  --bg-2:        #111111;
  --bg-3:        #181818;
  --bg-4:        #222222;
  --border:      #2a2a2a;
  --border-2:    #383838;
  --text:        #f0f0f0;
  --text-2:      #888888;
  --text-3:      #555555;
  --accent:      #2563EB;
  --accent-dim:  rgba(37,99,235,0.14);
  --accent-glow: rgba(37,99,235,0.07);
  --green:       #22c55e;
  --green-dim:   rgba(34,197,94,0.11);
  --red:         #ef4444;
  --red-dim:     rgba(239,68,68,0.11);
  --amber:       #f59e0b;
  --amber-dim:   rgba(245,158,11,0.11);
  --radius:      4px;
  --radius-lg:   8px;
  --font-d:      'Syne', sans-serif;
  --font-m:      'Space Mono', monospace;
  --ease:        0.18s ease;
}

body.light {
  --bg:          #f7f7f5;
  --bg-2:        #f0f0ee;
  --bg-3:        #e8e8e6;
  --bg-4:        #dddddb;
  --border:      #dededd;
  --border-2:    #c8c8c6;
  --text:        #0a0a0a;
  --text-2:      #555555;
  --text-3:      #909090;
  --accent:      #1d4ed8;
  --accent-dim:  rgba(29,78,216,0.09);
  --accent-glow: rgba(29,78,216,0.05);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-d);
  background:var(--bg);
  color:var(--text);
  font-size:15px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  transition:background var(--ease),color var(--ease);
}

/* Noise */
.noise-overlay{
  position:fixed;inset:0;pointer-events:none;z-index:9999;opacity:.022;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size:128px 128px;
}

/* Header */
.header-bar{
  background:rgba(10,10,10,.88);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
  transition:background var(--ease);
}
body.light .header-bar{background:rgba(247,247,245,.9);}

/* Type tokens */
.logo-text{font-family:var(--font-d);font-weight:800;font-size:18px;letter-spacing:-.03em;color:var(--text);text-decoration:none;cursor:pointer;}
.mono-tag{font-family:var(--font-m);font-size:11px;color:var(--text-3);letter-spacing:.02em;}
.mono-label{font-family:var(--font-m);font-size:11px;font-weight:700;color:var(--text-3);letter-spacing:.12em;text-transform:uppercase;}
.mono-label-sm{font-family:var(--font-m);font-size:10px;font-weight:700;color:var(--text-3);letter-spacing:.10em;text-transform:uppercase;}

/* Hero */
.hero-section{min-height:88vh;display:flex;flex-direction:column;justify-content:center;padding-top:5rem;padding-bottom:3rem;}
.hero-heading{font-family:var(--font-d);font-weight:800;font-size:clamp(36px,6vw,70px);line-height:1.0;letter-spacing:-.04em;}
.accent-text{color:var(--accent);}
.hero-sub{font-size:17px;color:var(--text-2);line-height:1.65;}
.hero-note{font-family:var(--font-m);font-size:12px;color:var(--text-3);}
.eyebrow{display:flex;align-items:center;gap:8px;}
.eyebrow::before{content:'';display:inline-block;width:22px;height:1px;background:var(--accent);}

/* Buttons */
.cta-primary{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);color:#fff;
  font-family:var(--font-d);font-weight:600;font-size:14px;
  padding:11px 22px;border:none;border-radius:var(--radius);cursor:pointer;
  letter-spacing:-.01em;transition:opacity var(--ease),transform var(--ease);
}
.cta-primary:hover{opacity:.86;transform:translateY(-1px);}
.cta-primary:active{transform:translateY(0);}
.cta-primary:disabled{opacity:.4;cursor:not-allowed;transform:none;}

.cta-sm{
  display:inline-flex;align-items:center;gap:6px;
  background:transparent;color:var(--text-2);
  font-family:var(--font-m);font-size:11px;
  padding:7px 14px;border:1px solid var(--border-2);border-radius:var(--radius);cursor:pointer;
  transition:all var(--ease);
}
.cta-sm:hover{border-color:var(--accent);color:var(--accent);}

.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  background:transparent;color:var(--text-3);border:1px solid var(--border);
  border-radius:var(--radius);width:30px;height:30px;cursor:pointer;
  transition:all var(--ease);
}
.icon-btn:hover{color:var(--text);border-color:var(--border-2);}

.back-btn{
  display:inline-flex;align-items:center;gap:6px;
  font-family:var(--font-m);font-size:11px;color:var(--text-3);
  background:transparent;border:1px solid var(--border);border-radius:var(--radius);
  padding:7px 12px;cursor:pointer;transition:all var(--ease);
}
.back-btn:hover{color:var(--text);border-color:var(--border-2);}

.clear-btn{font-family:var(--font-m);font-size:10px;color:var(--text-3);background:transparent;border:none;cursor:pointer;padding:2px 6px;border-radius:var(--radius);transition:color var(--ease);}
.clear-btn:hover{color:var(--red);}

.restore-btn{font-family:var(--font-m);font-size:10px;color:var(--accent);background:transparent;border:none;cursor:pointer;text-decoration:underline;}

/* Section divider */
.section-divider{height:1px;background:var(--border);}

/* Steps */
.steps-grid{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:start;}
@media(max-width:640px){.steps-grid{grid-template-columns:1fr;gap:1.25rem;} .step-connector{display:none;}}
.step-card{padding:1.25rem;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-2);}
.step-connector{display:flex;align-items:flex-start;justify-content:center;padding:0 10px;padding-top:1.4rem;font-family:var(--font-m);font-size:14px;color:var(--text-3);}
.step-num{font-family:var(--font-m);font-size:11px;font-weight:700;color:var(--accent);letter-spacing:.08em;margin-bottom:8px;}
.step-title{font-family:var(--font-d);font-weight:700;font-size:14px;color:var(--text);margin-bottom:5px;}
.step-desc{font-size:13px;color:var(--text-2);line-height:1.5;}

/* Scoring explainer card */
.how-scoring-card{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-2);overflow:hidden;}
.how-scoring-header{display:flex;align-items:center;justify-content:space-between;padding:14px 20px;border-bottom:1px solid var(--border);background:var(--bg-3);}
.algo-badge{font-family:var(--font-m);font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:3px 8px;border-radius:2px;background:var(--accent-dim);color:var(--accent);border:1px solid rgba(37,99,235,.2);}
.how-scoring-body{padding:20px;display:flex;flex-direction:column;gap:16px;}
.scoring-step{display:flex;gap:14px;align-items:flex-start;}
.scoring-num{flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--accent-dim);border:1px solid rgba(37,99,235,.25);display:flex;align-items:center;justify-content:center;font-family:var(--font-m);font-size:10px;font-weight:700;color:var(--accent);}
.scoring-title{font-family:var(--font-d);font-weight:600;font-size:13px;color:var(--text);margin-bottom:3px;}
.scoring-desc{font-size:12.5px;color:var(--text-2);line-height:1.55;}
.how-scoring-footer{padding:12px 20px;border-top:1px solid var(--border);background:var(--bg-3);display:flex;gap:8px;align-items:flex-start;font-family:var(--font-m);font-size:11px;color:var(--text-3);line-height:1.55;}

/* Features */
.features-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.25rem;}
@media(max-width:520px){.features-grid{grid-template-columns:1fr;}}
.feature-item{display:flex;align-items:flex-start;gap:13px;}
.feature-icon{flex-shrink:0;width:34px;height:34px;border:1px solid var(--border-2);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;color:var(--accent);background:var(--accent-glow);}
.feature-title{font-family:var(--font-d);font-weight:600;font-size:14px;color:var(--text);margin-bottom:3px;}
.feature-desc{font-size:13px;color:var(--text-2);line-height:1.5;}

.cta-block-text{font-family:var(--font-d);font-weight:700;font-size:21px;color:var(--text);letter-spacing:-.02em;}

/* Footer */
.footer-bar{border-top:1px solid var(--border);background:var(--bg-2);}

/* Analyzer */
.page-title{font-family:var(--font-d);font-weight:800;font-size:27px;letter-spacing:-.03em;}

/* Inputs */
.input-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
@media(max-width:768px){.input-grid{grid-template-columns:1fr;}}
.input-block{display:flex;flex-direction:column;}
.input-header{display:flex;align-items:center;justify-content:space-between;padding:9px 13px;background:var(--bg-3);border:1px solid var(--border);border-bottom:none;border-radius:var(--radius) var(--radius) 0 0;}
.input-label{font-family:var(--font-m);font-size:11px;font-weight:700;color:var(--text-3);letter-spacing:.10em;text-transform:uppercase;cursor:default;}
.fs-textarea{flex:1;width:100%;background:var(--bg-2);border:1px solid var(--border);border-top:none;border-radius:0 0 var(--radius) var(--radius);color:var(--text);font-family:var(--font-m);font-size:12.5px;line-height:1.7;padding:13px;resize:vertical;outline:none;transition:border-color var(--ease);min-height:300px;}
.fs-textarea::placeholder{color:var(--text-3);font-style:italic;}
.fs-textarea:focus{border-color:var(--accent);background:var(--bg-3);}
.char-count{font-family:var(--font-m);font-size:10px;color:var(--text-3);padding:5px 2px;display:flex;align-items:center;gap:4px;}
.hint-text{font-family:var(--font-m);font-size:11px;color:var(--text-3);}

/* Error */
.error-block{display:flex;align-items:center;gap:12px;padding:14px 18px;border:1px solid rgba(239,68,68,.3);border-radius:var(--radius-lg);background:var(--red-dim);color:var(--red);font-family:var(--font-m);font-size:13px;}

/* Results */
.results-header{border-top:2px solid var(--accent);padding-top:28px;animation:fadeUp .35s ease;}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

.score-summary-grid{display:grid;grid-template-columns:auto 1fr;gap:36px;align-items:center;}
@media(max-width:580px){.score-summary-grid{grid-template-columns:1fr;gap:20px;}}
.score-block{display:flex;align-items:center;gap:18px;}
@media(max-width:380px){.score-block{flex-direction:column;align-items:flex-start;}}
.score-ring-wrap{position:relative;width:120px;height:120px;flex-shrink:0;}
.score-ring-svg{display:block;}
.ring-track{fill:none;stroke:var(--border-2);stroke-width:8;}
.ring-fill{fill:none;stroke:var(--accent);stroke-width:8;stroke-linecap:round;transition:stroke-dashoffset 1.1s cubic-bezier(.4,0,.2,1),stroke .35s ease;}
.score-center-label{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;}
.score-number{font-family:var(--font-d);font-weight:800;font-size:28px;letter-spacing:-.04em;color:var(--text);line-height:1;}
.score-denom{font-family:var(--font-m);font-size:10px;color:var(--text-3);}
.score-meta{display:flex;flex-direction:column;gap:8px;}
.score-label-badge{display:inline-flex;align-items:center;font-family:var(--font-m);font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:4px 10px;border-radius:2px;width:fit-content;}
.score-label-badge.poor{background:var(--red-dim);color:var(--red);}
.score-label-badge.weak{background:var(--amber-dim);color:var(--amber);}
.score-label-badge.fair{background:var(--amber-dim);color:var(--amber);}
.score-label-badge.good{background:var(--green-dim);color:var(--green);}
.score-label-badge.strong{background:var(--green-dim);color:var(--green);}
.score-reason{font-family:var(--font-m);font-size:12px;color:var(--text-2);line-height:1.55;max-width:250px;}

.summary-block{padding:18px 22px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-2);}
.summary-text{font-size:14px;color:var(--text-2);line-height:1.7;}
.meta-row{margin-top:10px;display:flex;gap:8px;flex-wrap:wrap;}
.meta-chip{font-family:var(--font-m);font-size:10px;color:var(--text-3);background:var(--bg-3);border:1px solid var(--border);padding:3px 8px;border-radius:2px;}

/* Skills */
.skills-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
@media(max-width:600px){.skills-grid{grid-template-columns:1fr;}}
.skills-block{padding:18px;border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-2);}
.dot-green{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--green);margin-right:6px;}
.dot-red{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--red);margin-right:6px;}
.tags-wrap{display:flex;flex-wrap:wrap;gap:5px;}
.skill-tag{font-family:var(--font-m);font-size:11px;padding:3px 9px;border-radius:2px;background:var(--green-dim);color:var(--green);border:1px solid rgba(34,197,94,.18);}
.missing-skill-row{display:flex;align-items:center;justify-content:space-between;padding:7px 0;border-bottom:1px solid var(--border);gap:8px;}
.missing-skill-row:last-child{border-bottom:none;}
.missing-skill-name{font-family:var(--font-m);font-size:12px;color:var(--text);}
.importance-badge{font-family:var(--font-m);font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:2px 7px;border-radius:2px;white-space:nowrap;}
.importance-badge.critical{background:var(--red-dim);color:var(--red);}
.importance-badge.important{background:var(--amber-dim);color:var(--amber);}
.importance-badge.nice{background:var(--bg-4);color:var(--text-3);}

/* Improvements */
.improvements-section{animation:fadeUp .35s ease .05s both;}
.improvements-list{display:flex;flex-direction:column;gap:10px;}
.improvement-card{border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-2);overflow:hidden;transition:border-color var(--ease);}
.improvement-card:hover{border-color:var(--border-2);}
.improvement-header{display:flex;align-items:center;justify-content:space-between;padding:9px 15px;background:var(--bg-3);border-bottom:1px solid var(--border);}
.improvement-index{font-family:var(--font-m);font-size:10px;color:var(--text-3);font-weight:700;letter-spacing:.08em;}
.copy-btn{display:inline-flex;align-items:center;gap:4px;font-family:var(--font-m);font-size:10px;color:var(--text-3);background:transparent;border:1px solid var(--border-2);border-radius:var(--radius);padding:4px 9px;cursor:pointer;transition:all var(--ease);}
.copy-btn:hover{color:var(--accent);border-color:var(--accent);}
.copy-btn.copied{color:var(--green);border-color:var(--green);}
.improvement-body{display:grid;grid-template-columns:1fr 1fr;}
@media(max-width:600px){.improvement-body{grid-template-columns:1fr;}}
.bullet-col{padding:14px;}
.bullet-col:first-child{border-right:1px solid var(--border);}
@media(max-width:600px){.bullet-col:first-child{border-right:none;border-bottom:1px solid var(--border);}}
.bullet-col-label{font-family:var(--font-m);font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:7px;}
.bullet-col-label.original{color:var(--text-3);}
.bullet-col-label.improved{color:var(--accent);}
.bullet-text{font-size:13px;line-height:1.65;color:var(--text-2);}
.bullet-text.improved-text{color:var(--text);}
.improvement-reason{padding:9px 15px;border-top:1px solid var(--border);font-family:var(--font-m);font-size:11px;color:var(--text-3);background:var(--bg-3);}
.improvement-reason span{color:var(--accent);margin-right:3px;}

/* Re-analyze */
.reanalyze-bar{margin-top:28px;padding-top:22px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;}

/* Scrollbar */
::-webkit-scrollbar{width:5px;}
::-webkit-scrollbar-track{background:var(--bg);}
::-webkit-scrollbar-thumb{background:var(--border-2);border-radius:3px;}
::selection{background:var(--accent);color:#fff;}

@media(max-width:440px){.hero-heading{font-size:32px;}}