/* ===== THYROIDE.CSS ===== */
@import url('https://fonts.googleapis.com/css2?family=Quicksand:wght@300;400;600;700&family=Lora:ital,wght@0,300;0,400;1,300;1,400&family=JetBrains+Mono:wght@300;400&display=swap');

:root {
  --bg:         #f0fafa;
  --surface:    #e6f7f7;
  --white:      #ffffff;
  --teal:       #0d9488;
  --teal-med:   #0f766e;
  --teal-light: #2dd4bf;
  --teal-pale:  #ccfbf1;
  --teal-glow:  rgba(13,148,136,.08);
  --aqua:       #06b6d4;
  --dark:       #0f3460;
  --text-dark:  #042f2e;
  --text-body:  #134e4a;
  --text-mid:   #5eada4;
  --text-light: #99d6d0;
  --border:     #a7f3d0;
  --border-t:   rgba(13,148,136,.2);
  --warm:       #d97706;
  --danger:     #dc2626;
  --font-h:     'Quicksand', sans-serif;
  --font-b:     'Lora', serif;
  --font-m:     'JetBrains Mono', monospace;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-b);background:var(--bg);color:var(--text-body);line-height:1.78;overflow-x:hidden}
body::before{content:'';position:fixed;inset:0;background-image:radial-gradient(circle,rgba(13,148,136,.04) 1px,transparent 1px);background-size:20px 20px;pointer-events:none;z-index:0}
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--teal);border-radius:2px}

#progress-bar{position:fixed;top:0;left:0;height:3px;background:linear-gradient(90deg,var(--teal-med),var(--teal-light),var(--aqua));width:0%;z-index:200;transition:width .1s}

nav{position:fixed;top:0;left:0;right:0;z-index:100;height:62px;display:flex;align-items:center;justify-content:space-between;padding:0 3rem;background:rgba(240,250,250,.95);backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}
.nav-logo{display:flex;align-items:center;gap:.8rem;text-decoration:none}
.nav-icon{font-size:1.4rem}
.nav-name{font-family:var(--font-h);font-size:1rem;font-weight:700;color:var(--text-dark)}
.nav-links{display:flex;gap:2rem;list-style:none}
.nav-links a{font-family:var(--font-m);font-size:.7rem;color:var(--text-light);text-decoration:none;letter-spacing:.06em;transition:color .2s}
.nav-links a:hover{color:var(--teal)}
.nav-tag{font-family:var(--font-m);font-size:.67rem;color:var(--teal);background:var(--teal-pale);border:1px solid var(--border-t);padding:.28rem .8rem;border-radius:100px}

.hero{position:relative;z-index:1;min-height:100vh;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:4rem;padding:8rem 3rem 4rem}
.hero-eyebrow{font-family:var(--font-m);font-size:.68rem;color:var(--teal);letter-spacing:.2em;text-transform:uppercase;margin-bottom:1.2rem;display:flex;align-items:center;gap:.7rem}
.hero-eyebrow::before{content:'';width:20px;height:1px;background:var(--teal)}
.hero h1{font-family:var(--font-h);font-size:clamp(2.5rem,5.5vw,5rem);font-weight:700;line-height:1.05;color:var(--text-dark);margin-bottom:1.2rem}
.hero h1 em{font-style:italic;color:var(--teal);display:block;font-size:.55em;font-weight:400;font-family:var(--font-b)}
.hero-desc{font-size:.95rem;color:var(--text-mid);max-width:470px;line-height:1.88;margin-bottom:2.5rem;font-weight:300}
.hero-kpis{display:flex;gap:2.5rem;flex-wrap:wrap}
.kpi{display:flex;flex-direction:column}
.kpi-n{font-family:var(--font-h);font-size:2rem;font-weight:700;color:var(--teal);line-height:1}
.kpi-l{font-family:var(--font-m);font-size:.63rem;color:var(--text-light);letter-spacing:.1em;text-transform:uppercase;margin-top:.3rem}
.thyroid-visual{display:flex;align-items:center;justify-content:center}

.band{background:var(--teal-med);padding:3.5rem 3rem;position:relative;z-index:1}
.band-inner{max-width:1160px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;text-align:center}
.bn{font-family:var(--font-h);font-size:2.6rem;font-weight:700;color:var(--teal-pale);line-height:1}
.bl{font-family:var(--font-m);font-size:.65rem;color:rgba(255,255,255,.45);letter-spacing:.1em;margin-top:.4rem}

.sec{position:relative;z-index:1;max-width:1160px;margin:0 auto;padding:5rem 3rem}
.shead{display:flex;align-items:baseline;gap:1rem;margin-bottom:3rem;padding-bottom:.8rem;border-bottom:1px solid var(--border)}
.snum{font-family:var(--font-m);font-size:.68rem;color:var(--teal);letter-spacing:.18em;flex-shrink:0}
.stitle{font-family:var(--font-h);font-size:clamp(1.4rem,2.5vw,2.2rem);font-weight:700;color:var(--text-dark)}

.cards-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1.5rem}
.t-card{background:var(--white);border:1px solid var(--border);border-radius:10px;padding:1.8rem;transition:box-shadow .25s,transform .25s}
.t-card:hover{box-shadow:0 6px 24px var(--teal-glow);transform:translateY(-2px)}
.tc-label{font-family:var(--font-m);font-size:.65rem;color:var(--teal);letter-spacing:.14em;text-transform:uppercase;margin-bottom:.5rem}
.tc-name{font-family:var(--font-h);font-size:1.05rem;font-weight:700;color:var(--text-dark);margin-bottom:.5rem}
.tc-desc{font-size:.83rem;color:var(--text-mid);line-height:1.75}

.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:6px}
table{width:100%;border-collapse:collapse;font-size:.87rem}
thead{background:var(--teal-pale)}
th{font-family:var(--font-m);font-size:.65rem;letter-spacing:.12em;text-transform:uppercase;color:var(--teal-med);padding:.9rem 1.2rem;text-align:left;border-bottom:1px solid var(--border)}
td{padding:.9rem 1.2rem;border-bottom:1px solid rgba(13,148,136,.06);color:var(--text-body);vertical-align:top}
tr:hover td{background:var(--teal-glow)}
tr:last-child td{border-bottom:none}
.tag{font-family:var(--font-m);font-size:.62rem;padding:.18rem .55rem;border-radius:3px;text-transform:uppercase;letter-spacing:.06em}
.tag-t{background:var(--teal-pale);color:var(--teal-med);border:1px solid var(--border-t)}
.tag-r{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}
.tag-g{background:#d1fae5;color:#065f46;border:1px solid #a7f3d0}

.path-steps{display:flex;flex-direction:column;gap:1px;background:var(--border);border:1px solid var(--border)}
.ps{background:var(--white);padding:1.4rem 1.8rem;display:grid;grid-template-columns:48px 1fr;gap:1.2rem;align-items:start;transition:background .2s;opacity:0;transform:translateX(-12px);transition:opacity .5s,transform .5s,background .2s}
.ps.visible{opacity:1;transform:translateX(0)}
.ps:hover{background:var(--surface)}
.ps-n{width:36px;height:36px;border-radius:50%;background:var(--teal);color:white;display:grid;place-items:center;font-family:var(--font-m);font-size:.72rem;font-weight:700}
.ps-title{font-family:var(--font-h);font-size:.95rem;font-weight:700;color:var(--text-dark);margin-bottom:.35rem}
.ps-desc{font-size:.84rem;color:var(--text-mid);line-height:1.72}

.alert-t{background:var(--teal-pale);border:1px solid var(--border-t);border-left:3px solid var(--teal);padding:1.2rem 1.5rem;font-size:.87rem;color:var(--text-body);line-height:1.75;margin-top:1rem}
.alert-w{background:#fffbeb;border:1px solid #fde68a;border-left:3px solid var(--warm);padding:1.2rem 1.5rem;font-size:.87rem;color:#78350f;line-height:1.75;margin-top:1rem}

.fi{opacity:0;transform:translateY(16px);transition:opacity .6s,transform .6s}
.fi.visible{opacity:1;transform:translateY(0)}

footer{background:var(--text-dark);color:rgba(255,255,255,.3);padding:2.5rem 3rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem;z-index:1;position:relative}
.ft{font-family:var(--font-m);font-size:.7rem}

@media(max-width:900px){
  .hero{grid-template-columns:1fr;padding:7rem 1.2rem 3rem}
  .thyroid-visual{display:none}
  .band-inner{grid-template-columns:repeat(2,1fr)}
  nav{padding:0 1.2rem}.nav-links{display:none}
  .sec{padding:3rem 1.2rem}
  footer{padding:2rem 1.2rem}
}