/* ===== SusthoMon — Design System (High-Contrast) ===== */
:root{
  --primary:#4E7B5A;
  --primary-dark:#2D5A3E;
  --hover:#2D5A3E;
  --secondary:#A8C8A2;
  --accent:#C9A66B;
  --accent-dark:#9A7A3A;
  --bg:#F0F5EF;
  --section:#DDE9D8;
  --card:#FFFFFF;
  --heading:#1A2B1F;
  --text:#3D4940;
  --text-light:#6B7A6E;
  --border:#C5D6BF;
  --danger:#C44536;

  --radius:16px;
  --radius-sm:10px;
  --radius-lg:26px;
  --shadow:0 4px 20px rgba(26,43,31,.1);
  --shadow-lg:0 16px 50px rgba(26,43,31,.16);
  --shadow-accent:0 8px 24px rgba(201,166,107,.25);
  --maxw:1180px;
  --ease:cubic-bezier(.4,0,.2,1);
}
@font-face {
    font-family: "SolaimanLipi";
    src: url("font/SolaimanLipi-Normal.ttf") format("truetype");
    font-weight: 400;
    font-style: normal;
}

@font-face {
    font-family: "SolaimanLipi";
    src: url("font/SolaimanLipi-Bold.ttf") format("truetype");
    font-weight: 700;
    font-style: normal;
}

@font-face {
    font-family: "SolaimanLipi";
    src: url("font/SolaimanLipi-Thin.ttf") format("truetype");
    font-weight: 100;
    font-style: normal;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'SolaimanLipi',system-ui,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.7;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
[data-lang="en"] body{font-family:'Inter',system-ui,sans-serif}
[data-lang="en"] h1,[data-lang="en"] h2,[data-lang="en"] h3,[data-lang="en"] h4{font-family:'Inter',sans-serif}
[data-lang="bn"] h1,[data-lang="bn"] h2,[data-lang="bn"] h3,[data-lang="bn"] h4{font-family:'SolaimanLipi',sans-serif}
html h1,html h2,html h3,html h4{color:var(--heading);font-weight:700;line-height:1.25}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.container{width:min(92%,var(--maxw));margin-inline:auto}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font:inherit;font-weight:600;font-size:1rem;cursor:pointer;
  padding:.85rem 1.6rem;border-radius:50px;border:2px solid transparent;
  transition:all .25s var(--ease);white-space:nowrap;
}
.btn--primary{background:var(--primary-dark);color:#fff;box-shadow:0 6px 18px rgba(45,90,62,.3)}
.btn--primary:hover{background:var(--primary);transform:translateY(-2px);box-shadow:0 10px 26px rgba(45,90,62,.4)}
.btn--accent{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(201,166,107,.3)}
.btn--accent:hover{background:var(--accent-dark);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--heading);border-color:var(--border)}
.btn--ghost:hover{background:var(--card);border-color:var(--primary);color:var(--primary-dark);transform:translateY(-2px)}
.btn--sm{padding:.55rem 1.1rem;font-size:.9rem}
.btn svg{width:18px;height:18px}

/* ===== Eyebrow / labels ===== */
.eyebrow{
  display:inline-flex;align-items:center;gap:.4rem;
  font-family:'Inter';font-weight:700;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--primary-dark);background:var(--secondary);
  padding:.3rem .9rem;border-radius:50px;margin-bottom:1rem;
}

/* ===== Nav ===== */
.nav{position:sticky;top:0;z-index:50;background:rgba(240,245,239,.92);backdrop-filter:blur(16px);border-bottom:2px solid var(--border);transition:padding .3s,box-shadow .3s,border-color .3s}
.nav.is-scrolled{box-shadow:0 4px 24px rgba(26,43,31,.08);border-bottom-color:var(--primary)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;padding:1rem 0;gap:1rem}
.brand{display:flex;align-items:center;gap:.6rem;font-family:'Inter';font-weight:800;font-size:1.3rem;color:var(--heading)}
.brand__mark{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:12px;background:var(--primary-dark);transition:transform .4s var(--ease)}
.brand__mark svg{width:24px;height:24px;color:#fff}
.brand:hover .brand__mark{transform:rotate(8deg) scale(1.06)}
.nav__links{display:flex;gap:.2rem;align-items:center}
.nav__links a{
  font-weight:500;padding:.5rem .9rem;border-radius:8px;color:var(--text);
  transition:all .2s var(--ease);position:relative;
}
.nav__links a:hover{color:var(--primary-dark);background:var(--section)}
.nav__links a.is-active{color:var(--primary-dark);font-weight:600}
.nav__links a.is-active::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:20px;height:2px;background:var(--accent-dark);border-radius:2px}
.nav__actions{display:flex;align-items:center;gap:.7rem}

.lang-toggle{
  border:2px solid var(--border);background:var(--card);color:var(--heading);
  font-family:'Inter';font-weight:700;font-size:.85rem;padding:.42rem .8rem;border-radius:50px;cursor:pointer;
  display:flex;align-items:center;gap:.3rem;transition:all .3s var(--ease);
}
.lang-toggle:hover{border-color:var(--primary);background:var(--section);transform:scale(1.05)}

.nav__burger{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:.4rem}
.nav__burger span{width:22px;height:2.5px;background:var(--heading);border-radius:2px;transition:all .3s}
.nav__burger.is-open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav__burger.is-open span:nth-child(2){opacity:0}
.nav__burger.is-open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{position:relative;padding:5rem 0 4rem;overflow:hidden}
.hero--dark{background:linear-gradient(135deg,#1A2B1F 0%,#2D5A3E 50%,#1A2B1F 100%);padding:6rem 0 5rem;min-height:90vh;display:flex;align-items:center}
.hero__bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(70px);animation:floatBlob 16s var(--ease) infinite}
.blob--1{width:520px;height:520px;background:var(--accent);opacity:.15;top:-160px;right:-120px}
.blob--2{width:380px;height:380px;background:var(--secondary);opacity:.12;bottom:-140px;left:-100px;animation-delay:-5s}
@keyframes floatBlob{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(40px,-50px) scale(1.1)}}

.hero__inner{position:relative;z-index:1;display:grid;grid-template-columns:1.1fr .9fr;gap:4rem;align-items:center}
.hero__title{font-size:clamp(2.4rem,5.5vw,3.8rem);letter-spacing:-.02em;margin-bottom:1rem}
.hero__title--large{font-size:clamp(2.8rem,6vw,4.5rem);color:#fff}
.hero__subtitle{font-size:1.1rem;color:var(--text);max-width:36ch;margin-bottom:1.8rem}
.hero__subtitle--light{color:rgba(255,255,255,.85)}
.hero__cta{display:flex;gap:.8rem;flex-wrap:wrap;margin-bottom:2.5rem}
.hero__stats{display:flex;gap:2.5rem;flex-wrap:wrap}
.hero__stats div{display:flex;flex-direction:column}
.hero__stats strong{font-family:'Inter';font-size:1.8rem;color:var(--primary-dark);font-weight:800}
.hero__stats span{font-size:.88rem;color:var(--text)}
.hero__stats--light strong{color:var(--accent)}
.hero__stats--light span{color:rgba(255,255,255,.7)}

.eyebrow--light{background:rgba(201,166,107,.2);color:var(--accent)}

.btn--ghost--light{color:#fff;border-color:rgba(255,255,255,.3)}
.btn--ghost--light:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.5)}

.hero__scroll{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:.5rem}
.hero__scroll-line{width:2px;height:40px;background:linear-gradient(to bottom,transparent,var(--accent));animation:scrollPulse 2s var(--ease) infinite}
@keyframes scrollPulse{0%,100%{opacity:.3;height:40px}50%{opacity:1;height:50px}}

/* ===== Brain Scene Animation ===== */
.hero__visual--brain{position:relative;display:flex;align-items:center;justify-content:center;min-height:500px}
.brain-scene{position:relative;width:min(100%,480px);height:480px;display:flex;align-items:center;justify-content:center}

/* Breathing rings */
.brain-ring{position:absolute;border-radius:50%;border:2px solid transparent;pointer-events:none}
.brain-ring--1{width:420px;height:420px;border-color:rgba(168,200,162,.2);animation:ringPulse 4s var(--ease) infinite}
.brain-ring--2{width:360px;height:360px;border-color:rgba(201,166,107,.15);animation:ringPulse 4s var(--ease) 1s infinite}
.brain-ring--3{width:300px;height:300px;border-color:rgba(168,200,162,.1);animation:ringPulse 4s var(--ease) 2s infinite}
@keyframes ringPulse{0%,100%{transform:scale(1);opacity:.3}50%{transform:scale(1.08);opacity:.6}}

/* Main brain SVG */
.brain-main{width:380px;height:380px;position:relative;z-index:2;overflow:visible;animation:floatY 6s var(--ease) infinite}

/* Brain glow backdrop */
.brain-glow-bg{animation:glowPulse 4s var(--ease) infinite}
@keyframes glowPulse{0%,100%{opacity:.3;r:140}50%{opacity:.5;r:150}}

/* Brain draw animation */
.brain-draw{stroke-dasharray:400;stroke-dashoffset:400;animation:drawPath 3s var(--ease) forwards}
.brain-draw--left{animation-delay:0s}
.brain-draw--right{animation-delay:.5s}
@keyframes drawPath{to{stroke-dashoffset:0}}

/* Brain folds */
.brain-fold{stroke-dasharray:80;stroke-dashoffset:80;animation:drawPath 2s var(--ease) 2s forwards}

/* Brain stem */
.brain-stem{stroke-dasharray:100;stroke-dashoffset:100;animation:drawPath 1.5s var(--ease) 3s forwards}

/* Neural synapses */
.syn{stroke:#C9A66B;stroke-width:1.5;stroke-linecap:round;opacity:0;stroke-dasharray:60;stroke-dashoffset:60;animation:drawLine .8s var(--ease) forwards,synGlow 3s var(--ease) infinite}
.syn--1{animation-delay:3s,4s}
.syn--2{animation-delay:3.2s,4.2s}
.syn--3{animation-delay:3.4s,4.4s}
.syn--4{animation-delay:3.6s,4.6s}
.syn--5{animation-delay:3.8s,4.8s}
.syn--6{animation-delay:4s,5s}
.syn--7{animation-delay:4.2s,5.2s}
.syn--8{animation-delay:4.4s,5.4s}
.syn--9{animation-delay:4.6s,5.6s}
.syn--10{animation-delay:4.8s,5.8s}
.syn--11{animation-delay:5s,6s}
.syn--12{animation-delay:5.2s,6.2s}
@keyframes drawLine{to{stroke-dashoffset:0;opacity:.7}}
@keyframes synGlow{0%,100%{stroke-width:1.5;opacity:.5}50%{stroke-width:2.5;opacity:1;filter:drop-shadow(0 0 6px #C9A66B)}}

/* Neural nodes */
.nd{fill:#C9A66B;opacity:0;animation:ndAppear .5s var(--ease) forwards,ndPulse 2.5s var(--ease) infinite}
.nd--1{animation-delay:3.5s,4s}
.nd--2{animation-delay:3.7s,4.2s}
.nd--3{animation-delay:3.9s,4.4s}
.nd--4{animation-delay:4.1s,4.6s}
.nd--5{animation-delay:4.3s,4.8s}
.nd--6{animation-delay:4.5s,5s;fill:#A8C8A2}
.nd--7{animation-delay:4.7s,5.2s}
.nd--8{animation-delay:4.9s,5.4s}
.nd--9{animation-delay:5.1s,5.6s;fill:#A8C8A2}
.nd--10{animation-delay:5.3s,5.8s;fill:#A8C8A2}
@keyframes ndAppear{to{opacity:1}}
@keyframes ndPulse{0%,100%{r:5;filter:drop-shadow(0 0 0 currentColor)}50%{r:7;filter:drop-shadow(0 0 8px currentColor)}}

/* Healing waves */
.heal-wave{opacity:0;animation:healWave 4s var(--ease) infinite}
.heal-wave--1{animation-delay:6s}
.heal-wave--2{animation-delay:7.3s}
.heal-wave--3{animation-delay:8.6s}
@keyframes healWave{0%{r:40;opacity:.6;stroke-width:2}100%{r:120;opacity:0;stroke-width:.5}}

/* Floating particles */
.bp{position:absolute;width:8px;height:8px;border-radius:50%;opacity:.5;pointer-events:none}
.bp--1{top:15%;left:20%;background:#C9A66B;animation:bpFloat 7s var(--ease) infinite}
.bp--2{top:25%;right:15%;background:#A8C8A2;width:6px;height:6px;animation:bpFloat 8s var(--ease) 1s infinite}
.bp--3{bottom:20%;left:18%;background:#C9A66B;width:10px;height:10px;opacity:.3;animation:bpFloat 9s var(--ease) 2s infinite}
.bp--4{bottom:25%;right:20%;background:#A8C8A2;width:5px;height:5px;animation:bpFloat 7.5s var(--ease) 1.5s infinite}
.bp--5{top:40%;left:8%;background:#C9A66B;width:7px;height:7px;opacity:.4;animation:bpFloat 8.5s var(--ease) 3s infinite}
.bp--6{top:35%;right:8%;background:#A8C8A2;width:9px;height:9px;animation:bpFloat 10s var(--ease) 2.5s infinite}
.bp--7{top:60%;left:12%;background:#C9A66B;width:6px;height:6px;opacity:.3;animation:bpFloat 9.5s var(--ease) 4s infinite}
.bp--8{top:55%;right:12%;background:#A8C8A2;width:8px;height:8px;opacity:.4;animation:bpFloat 8s var(--ease) 3.5s infinite}
@keyframes bpFloat{0%,100%{transform:translate(0,0) scale(1);opacity:.3}25%{transform:translate(15px,-20px) scale(1.3);opacity:.7}50%{transform:translate(-10px,-30px) scale(.8);opacity:.4}75%{transform:translate(18px,-15px) scale(1.2);opacity:.6}}

.hero__float-badge{
  position:absolute;background:var(--card);border-radius:14px;padding:.6rem 1rem;
  box-shadow:var(--shadow-lg);font-weight:600;font-size:.85rem;color:var(--primary-dark);
  border:1px solid var(--border);display:flex;align-items:center;gap:.4rem;z-index:5;
}
.hero__float-badge svg{width:20px;height:20px;color:var(--accent-dark)}
.hero__float-badge--1{top:10%;left:-5%;animation:floatY 4s var(--ease) infinite}
.hero__float-badge--2{bottom:15%;right:-8%;animation:floatY 4.6s -2s infinite}
.hero__float-badge--3{bottom:5%;left:5%;animation:floatY 5.4s -1s infinite}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}

/* ===== Section ===== */
.section{padding:5rem 0}
.section--alt{background:var(--section)}
.section__head{text-align:center;max-width:680px;margin:0 auto 2.5rem}
.section__title{font-size:clamp(1.8rem,4vw,2.6rem);margin-bottom:.7rem}
.section__lead{font-size:1.05rem;color:var(--text)}

/* ===== Category cards ===== */
.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:1.6rem}
.cat-card{
  background:var(--card);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow);
  border:2px solid var(--border);transition:all .3s var(--ease);position:relative;overflow:hidden;
}
.cat-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.cat-card:hover::before{transform:scaleX(1)}
.cat-card__icon{width:62px;height:62px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin-bottom:1.3rem;color:#fff}
.cat-card__icon svg{width:32px;height:32px}
.cat-card__icon--f{background:linear-gradient(135deg,var(--primary),var(--primary-dark))}
.cat-card__icon--m{background:linear-gradient(135deg,var(--accent-dark),var(--accent))}
.cat-card__icon--c{background:linear-gradient(135deg,#5A8CB5,#3A6B8D)}
.cat-card h3{font-size:1.35rem;margin-bottom:.6rem}
.cat-card p{color:var(--text);margin-bottom:1.2rem}
.cat-card__link{font-weight:600;color:var(--primary-dark);display:inline-flex;align-items:center;gap:.3rem;transition:gap .3s}
.cat-card__link:hover{gap:.6rem;color:var(--accent-dark)}
.cat-card__link svg{width:16px;height:16px}

/* ===== Filter chips ===== */
.filter-bar{display:flex;gap:.6rem;justify-content:center;flex-wrap:wrap;margin-bottom:2.5rem}
.chip{
  font:inherit;font-weight:600;font-size:.9rem;padding:.55rem 1.3rem;border-radius:50px;
  border:2px solid var(--border);background:var(--card);color:var(--text);cursor:pointer;
  transition:all .25s var(--ease);
}
.chip:hover{border-color:var(--primary);color:var(--primary-dark);transform:translateY(-1px)}
.chip--active{background:var(--primary-dark);color:#fff;border-color:var(--primary-dark);box-shadow:0 4px 12px rgba(45,90,62,.25)}

/* ===== Condition cards ===== */
.cond-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:1.4rem}
.cond-card{
  background:var(--card);border-radius:var(--radius);padding:1.8rem 1.5rem 1.5rem;
  box-shadow:var(--shadow);border:2px solid var(--border);
  position:relative;overflow:hidden;transition:all .3s var(--ease);
}
.cond-card::before{content:'';position:absolute;left:0;top:0;width:100%;height:4px;background:var(--primary-dark);transform:scaleX(0);transform-origin:left;transition:transform .35s var(--ease)}
.cond-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.cond-card:hover::before{transform:scaleX(1)}
.cond-card__icon{
  width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:var(--section);color:var(--primary-dark);margin-bottom:1rem;transition:all .3s var(--ease);
}
.cond-card__icon svg{width:28px;height:28px}
.cond-card:hover .cond-card__icon{background:var(--primary-dark);color:#fff;transform:scale(1.08)}
.cond-card__title{font-size:1.08rem;margin-bottom:.5rem}
.cond-card__desc{font-size:.9rem;color:var(--text);margin-bottom:1rem;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.cond-card__link{font-weight:600;font-size:.9rem;color:var(--primary-dark);display:inline-flex;align-items:center;gap:.3rem;transition:gap .3s,color .2s}
.cond-card__link:hover{gap:.6rem;color:var(--accent-dark)}
.cond-card__link svg{width:16px;height:16px}
.cond-card.is-hidden{display:none}

/* ===== Feature cards (why us) ===== */
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.4rem}
.feature-card{
  background:var(--card);border-radius:var(--radius);padding:2rem 1.6rem;
  box-shadow:var(--shadow);text-align:center;border:2px solid var(--border);
  transition:all .3s var(--ease);
}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.feature-card__icon{width:60px;height:60px;border-radius:16px;display:flex;align-items:center;justify-content:center;margin:0 auto 1rem;background:var(--section);color:var(--primary-dark)}
.feature-card__icon svg{width:30px;height:30px}
.feature-card:hover .feature-card__icon{background:var(--primary-dark);color:#fff}
.feature-card h3{font-size:1.15rem;margin-bottom:.5rem}
.feature-card p{font-size:.92rem;color:var(--text)}

/* ===== CTA banner ===== */
.cta-banner{
  background:linear-gradient(135deg,var(--primary-dark),var(--primary));
  border-radius:var(--radius-lg);padding:3rem 2.5rem;text-align:center;color:#fff;
  position:relative;overflow:hidden;margin:0 auto;max-width:900px;
}
.cta-banner::before{content:'';position:absolute;width:280px;height:280px;border-radius:50%;background:var(--accent);opacity:.2;top:-100px;right:-100px}
.cta-banner::after{content:'';position:absolute;width:200px;height:200px;border-radius:50%;background:var(--secondary);opacity:.15;bottom:-80px;left:-60px}
.cta-banner h2{color:#fff;font-size:clamp(1.6rem,4vw,2.2rem);margin-bottom:.8rem;position:relative}
.cta-banner p{color:rgba(255,255,255,.85);margin-bottom:1.5rem;max-width:50ch;margin-inline:auto;position:relative}
.cta-banner .btn--accent{position:relative}

/* ===== Trust Strip ===== */
.trust-strip{background:var(--card);padding:2.5rem 0;border-bottom:2px solid var(--border)}
.trust-strip__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;align-items:center}
.trust-item{display:flex;align-items:center;gap:1rem;justify-content:center}
.trust-item__icon{width:44px;height:44px;border-radius:12px;background:var(--section);display:flex;align-items:center;justify-content:center;color:var(--primary-dark);flex-shrink:0}
.trust-item__icon svg{width:24px;height:24px}
.trust-item span{font-weight:600;font-size:.95rem;color:var(--heading)}

/* ===== Category Panels ===== */
.section--categories{padding:5rem 0}
.cat-panels{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.cat-panel{
  position:relative;padding:2.5rem 2rem;border-radius:var(--radius-lg);
  min-height:300px;display:flex;flex-direction:column;justify-content:flex-end;
  overflow:hidden;transition:transform .4s var(--ease);
}
.cat-panel:hover{transform:translateY(-8px)}
.cat-panel::before{content:'';position:absolute;inset:0;z-index:0;opacity:.9}
.cat-panel--f::before{background: #4E7B5A;}
.cat-panel--m::before{background: #2D5A3E;}
.cat-panel--c::before{background: #4E7B5A;}
.cat-panel__icon{width:56px;height:56px;border-radius:14px;background:rgba(255,255,255,.2);display:flex;align-items:center;justify-content:center;color:#fff;margin-bottom:1.5rem;position:relative;z-index:1}
.cat-panel__icon svg{width:28px;height:28px}
.cat-panel h3{color:#fff;font-size:1.5rem;margin-bottom:.8rem;position:relative;z-index:1}
.cat-panel p{color:rgba(255,255,255,.85);margin-bottom:1.5rem;position:relative;z-index:1}
.cat-panel__link{color:var(--accent);font-weight:600;display:inline-flex;align-items:center;gap:.3rem;position:relative;z-index:1;transition:gap .3s}
.cat-panel__link:hover{gap:.6rem}

/* ===== Process Steps ===== */
.process-steps{display:flex;align-items:flex-start;justify-content:center;gap:0;flex-wrap:wrap}
.process-step{display:flex;flex-direction:column;align-items:center;text-align:center;max-width:280px;padding:0 1.5rem}
.process-step__num{font-family:'Inter';font-size:3.5rem;font-weight:800;color:var(--accent);line-height:1;margin-bottom:1rem}
.process-step__content h3{font-size:1.15rem;margin-bottom:.5rem}
.process-step__content p{font-size:.92rem;color:var(--text)}
.process-connector{width:60px;height:2px;background:linear-gradient(90deg,var(--accent),transparent);margin-top:3rem;flex-shrink:0}

/* ===== Bento Grid ===== */
.bento-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:auto;gap:1.4rem}
.bento-grid .cond-card:first-child{grid-column:span 2}
.bento-grid .cond-card:first-child .cond-card__desc{-webkit-line-clamp:5}
.bento-grid .cond-card:first-child .cond-card__icon{width:64px;height:64px}
.bento-grid .cond-card:first-child .cond-card__icon svg{width:34px;height:34px}
.bento-grid .cond-card:first-child .cond-card__title{font-size:1.3rem}

/* ===== Doctor Profile ===== */
.section--doctor{background:var(--section)}
.doctor-profile{display:grid;grid-template-columns:1fr 1.2fr;gap:4rem;align-items:center}
.doctor-profile__visual{position:relative}
.doctor-profile__img-wrap{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}
.doctor-profile__img{width:100%;height:auto;display:block}
.doctor-profile__accent-bar{position:absolute;bottom:-20px;left:-20px;width:60%;height:8px;background:var(--accent);border-radius:4px}
.doctor-profile__info{padding:1rem 0}
.doctor-profile__name{font-size:2rem;margin-bottom:.3rem}
.doctor-profile__role{font-size:1.1rem;color:var(--primary-dark);font-weight:600;margin-bottom:.5rem}
.doctor-profile__credentials{font-size:.95rem;color:var(--text);margin-bottom:1.2rem;padding-bottom:1.2rem;border-bottom:2px solid var(--border)}
.doctor-profile__bio{font-size:1rem;color:var(--text);margin-bottom:1.5rem;line-height:1.8}
.doctor-profile__specs{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:1.5rem}
.spec-tag{background:var(--card);color:var(--primary-dark);font-weight:600;font-size:.85rem;padding:.4rem 1rem;border-radius:50px;border:2px solid var(--border)}

/* ===== Testimonial ===== */
.section--testimonial{background:var(--primary-dark);padding:5rem 0}
.testimonial{max-width:700px;margin:0 auto;text-align:center;position:relative}
.testimonial__quote-mark{font-family:'Inter';font-size:8rem;line-height:1;color:var(--accent);opacity:.4;position:absolute;top:-2rem;left:-1rem}
.testimonial__text{font-size:1.3rem;color:#fff;line-height:1.8;margin-bottom:2rem;position:relative;z-index:1;font-style:italic}
.testimonial__author{display:flex;flex-direction:column;gap:.3rem}
.testimonial__author strong{color:var(--accent);font-size:1.1rem}
.testimonial__author span{color:rgba(255,255,255,.7);font-size:.9rem}

/* ===== CTA Section ===== */
.section--cta{background:var(--section);padding:4rem 0}

/* ===== Page header (sub-pages) ===== */
.page-header{padding:5rem 0 3rem;text-align:center;position:relative;overflow:hidden;border-bottom:2px solid var(--border)}
.page-header::before{content:'';position:absolute;width:400px;height:400px;border-radius:50%;background:var(--secondary);opacity:.4;top:-200px;left:50%;transform:translateX(-50%);filter:blur(60px)}
.page-header__content{position:relative;z-index:1}
.page-header h1{font-size:clamp(2rem,5vw,3rem);margin-bottom:.8rem}
.page-header p{font-size:1.1rem;color:var(--text);max-width:60ch;margin-inline:auto}

/* ===== Condition detail page ===== */
.cond-detail{display:grid;grid-template-columns:1fr 340px;gap:2.5rem;align-items:start}
.cond-detail__main{
  background:var(--card);border-radius:var(--radius-lg);padding:2.5rem;
  box-shadow:var(--shadow);border:2px solid var(--border);
}
.cond-detail__head{display:flex;align-items:center;gap:1.2rem;margin-bottom:1.5rem;padding-bottom:1.5rem;border-bottom:2px solid var(--border)}
.cond-detail__icon{width:64px;height:64px;border-radius:16px;display:flex;align-items:center;justify-content:center;background:var(--primary-dark);color:#fff;flex-shrink:0}
.cond-detail__icon svg{width:34px;height:34px}
.cond-detail__title{font-size:1.6rem;margin-bottom:0}
.cond-detail__cats{display:flex;gap:.4rem;flex-wrap:wrap;margin-top:.3rem}
.cond-detail__cat{font-size:.78rem;font-weight:600;padding:.2rem .6rem;border-radius:50px;background:var(--section);color:var(--primary-dark);text-transform:capitalize}
.cond-detail__section{margin-bottom:1.8rem}
.cond-detail__section h3{font-size:1.1rem;margin-bottom:.6rem;color:var(--primary-dark);display:flex;align-items:center;gap:.4rem}
.cond-detail__section h3::before{content:'';width:4px;height:18px;border-radius:2px;background:var(--accent-dark)}
.cond-detail__section p{font-size:1rem;color:var(--text)}
.cond-detail__sidebar>*+*{margin-top:1.5rem}
.sidebar-card{background:var(--card);border-radius:var(--radius);padding:1.8rem;box-shadow:var(--shadow);border:2px solid var(--border)}
.sidebar-card h3{font-size:1.1rem;margin-bottom:1rem}
.sidebar-card__btn{width:100%;margin-bottom:.5rem}
.related-list{list-style:none}
.related-list li a{
  display:flex;align-items:center;gap:.7rem;padding:.7rem;border-radius:10px;transition:all .2s;
}
.related-list li a:hover{background:var(--section);transform:translateX(4px)}
.related-list li img,.related-list li svg{width:28px;height:28px;flex-shrink:0;color:var(--primary-dark)}
.related-list li span{font-size:.92rem;font-weight:500}

/* ===== Booking ===== */
.booking{max-width:680px;margin:0 auto;background:var(--card);border-radius:var(--radius-lg);padding:2.5rem 2rem;box-shadow:var(--shadow-lg);border:2px solid var(--border)}
.booking__progress{margin-bottom:2rem}
.step-dots{display:flex;justify-content:space-between;gap:.5rem}
.step-dot{flex:1;display:flex;flex-direction:column;align-items:center;gap:.35rem;cursor:default;opacity:.55;transition:opacity .3s var(--ease)}
.step-dot__num{width:36px;height:36px;border-radius:50%;background:var(--section);color:var(--text);font-family:'Inter';font-weight:700;display:flex;align-items:center;justify-content:center;border:2px solid transparent;transition:all .3s var(--ease)}
.step-dot__label{font-size:.78rem;color:var(--text);font-weight:500;text-align:center}
.step-dot.is-active{opacity:1}
.step-dot.is-active .step-dot__num{background:var(--primary-dark);color:#fff;border-color:var(--primary-dark);transform:scale(1.1);box-shadow:0 4px 12px rgba(45,90,62,.25)}
.step-dot.is-done{opacity:1}
.step-dot.is-done .step-dot__num{background:var(--accent);color:#fff;border-color:var(--accent)}
.step-bar{height:4px;background:var(--border);border-radius:4px;margin-top:.8rem;overflow:hidden}
.step-bar__fill{height:100%;background:linear-gradient(90deg,var(--primary-dark),var(--accent));width:25%;border-radius:4px;transition:width .4s var(--ease)}

.booking__form{position:relative}
.booking__panel{display:none;animation:panelIn .4s var(--ease)}
.booking__panel.is-active{display:block}
@keyframes panelIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:translateX(0)}}
.booking__panel-title{font-size:1.25rem;margin-bottom:1.4rem}

.opt-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:1rem}
.opt{cursor:pointer}
.opt input{position:absolute;opacity:0;pointer-events:none}
.opt__box{display:flex;flex-direction:column;align-items:center;gap:.6rem;padding:1.4rem 1rem;border-radius:var(--radius-sm);background:var(--section);border:2px solid transparent;transition:all .25s var(--ease)}
.opt__box svg{width:32px;height:32px;color:var(--primary-dark)}
.opt:hover .opt__box{transform:translateY(-3px);background:#D0E4CC}
.opt input:checked+.opt__box{background:#C8E3C0;border-color:var(--primary-dark);box-shadow:0 4px 14px rgba(45,90,62,.18)}
.opt input:checked+.opt__box svg{color:var(--primary-dark)}
.opt__label{font-weight:600;color:var(--heading)}

.cond-select{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:.7rem;max-height:280px;overflow-y:auto;padding:.3rem}
.cond-chip{cursor:pointer;display:flex;align-items:center;gap:.5rem;padding:.7rem 1rem;border-radius:var(--radius-sm);background:var(--section);font-weight:500;font-size:.92rem;border:2px solid transparent;transition:all .25s var(--ease)}
.cond-chip:hover{background:#D0E4CC;transform:translateY(-2px)}
.cond-chip__icon{width:26px;height:26px;flex-shrink:0;color:var(--primary-dark)}
.cond-chip__icon svg{width:100%;height:100%}
.cond-chip.is-selected{background:#C8E3C0;border-color:var(--primary-dark);color:var(--primary-dark);font-weight:600}
.cond-chip input{position:absolute;opacity:0;pointer-events:none}

.field{display:flex;flex-direction:column;gap:.5rem;margin-bottom:1.2rem}
.field__label,.field label{font-weight:600;color:var(--heading);font-size:.92rem}
.field input,.field select,.field textarea{font:inherit;padding:.8rem 1rem;border-radius:var(--radius-sm);border:2px solid var(--border);background:var(--card);color:var(--heading);transition:border-color .25s,box-shadow .25s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--primary-dark);box-shadow:0 0 0 4px rgba(45,90,62,.1)}
.field textarea{resize:vertical}

.slot-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:.6rem}
.slot{cursor:pointer;text-align:center;padding:.6rem .4rem;border-radius:var(--radius-sm);background:var(--section);font-weight:600;font-size:.88rem;border:2px solid transparent;transition:all .25s var(--ease)}
.slot:hover{background:#D0E4CC;transform:translateY(-2px)}
.slot.is-selected{background:var(--primary-dark);color:#fff;border-color:var(--primary-dark);box-shadow:0 4px 12px rgba(45,90,62,.2)}
.slot input{position:absolute;opacity:0;pointer-events:none}

.booking__err{color:var(--danger);font-size:.88rem;margin-top:-.6rem;margin-bottom:.8rem;display:none;font-weight:600}
.booking__err.is-active{display:block;animation:shake .35s var(--ease)}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}

.booking__nav{display:flex;justify-content:space-between;gap:.8rem;margin-top:.6rem}

.booking__success{text-align:center;padding:1.5rem 0;animation:panelIn .5s var(--ease)}
.booking__success-icon{width:80px;height:80px;border-radius:50%;background:var(--primary-dark);color:#fff;display:flex;align-items:center;justify-content:center;margin:0 auto 1.2rem;animation:popIn .5s var(--ease)}
.booking__success-icon svg{width:40px;height:40px}
@keyframes popIn{0%{transform:scale(0)}70%{transform:scale(1.15)}100%{transform:scale(1)}}
.booking__success h3{font-size:1.5rem;margin-bottom:.6rem}
.booking__success p{color:var(--text);margin-bottom:1.5rem;max-width:36ch;margin-inline:auto}
.booking__success .btn{margin:0 auto}

/* ===== About page ===== */
.about-intro{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center;margin-bottom:4rem}
.about-intro__text h2{font-size:1.8rem;margin-bottom:1rem}
.about-intro__text p{font-size:1.05rem;color:var(--text)}
.about-intro__visual{display:flex;justify-content:center}
.about-intro__visual svg{width:100%;max-width:360px}

/* ===== Footer ===== */
.footer{background:var(--heading);color:#B8CDB6;padding-top:3.5rem}
.footer__inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2.5rem;padding-bottom:2rem}
.footer__brand-name{color:#fff;font-family:'Inter';font-weight:800;font-size:1.4rem;display:flex;align-items:center;gap:.5rem}
.footer__brand-name svg{width:28px;height:28px;border-radius:8px;background:var(--primary);padding:3px;color:#fff}
.footer__brand p{margin-top:.6rem;font-size:.95rem;color:#94AB92;max-width:36ch}
.footer__col h4{color:#fff;font-size:1rem;margin-bottom:.9rem}
.footer__col a,.footer__col p{display:block;color:#B8CDB6;font-size:.92rem;margin-bottom:.5rem;transition:color .25s}
.footer__col a:hover{color:#fff}
.footer__bottom{border-top:1px solid rgba(255,255,255,.1);padding:1.2rem 0;text-align:center;font-size:.85rem;color:#7A8E78}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.is-visible{opacity:1;transform:translateY(0)}

/* ===== Responsive ===== */
@media(max-width:900px){
  .hero--dark{min-height:auto;padding:4rem 0 3rem}
  .hero__inner{grid-template-columns:1fr;text-align:center;gap:2.5rem}
  .hero__visual--brain{order:-1;min-height:380px}
  .brain-scene{width:100%;height:380px}
  .brain-main{width:300px;height:300px}
  .brain-ring--1{width:340px;height:340px}
  .brain-ring--2{width:290px;height:290px}
  .brain-ring--3{width:240px;height:240px}
  .hero__cta,.hero__stats{justify-content:center}
  .hero__float-badge{display:none}
  .hero__scroll{display:none}
  
  .trust-strip__grid{grid-template-columns:repeat(2,1fr);gap:1.5rem}
  
  .cat-panels{grid-template-columns:1fr;gap:1.2rem}
  .cat-panel{min-height:280px}
  
  .process-steps{flex-direction:column;align-items:center;gap:2rem}
  .process-connector{width:2px;height:40px;background:linear-gradient(180deg,var(--accent),transparent);margin:0}
  
  .bento-grid{grid-template-columns:1fr;gap:1.2rem}
  .bento-grid .cond-card:first-child{grid-column:span 1;grid-row:span 1}
  
  .doctor-profile{grid-template-columns:1fr;gap:2.5rem;text-align:center}
  .doctor-profile__visual{order:-1}
  .doctor-profile__accent-bar{display:none}
  .doctor-profile__specs{justify-content:center}
  
  .testimonial__quote-mark{font-size:5rem;top:-1rem;left:50%;transform:translateX(-50%)}
  .testimonial__text{font-size:1.1rem}
  
  .nav__links{
    position:fixed;top:68px;left:0;right:0;flex-direction:column;
    background:var(--card);padding:1.5rem;gap:.8rem;
    box-shadow:var(--shadow-lg);transform:translateY(-120%);
    transition:transform .35s var(--ease);border-bottom:2px solid var(--border);
  }
  .nav__links.is-open{transform:translateY(0)}
  .nav__links a{font-size:1.1rem;width:100%}
  .nav__burger{display:flex}
  .footer__inner{grid-template-columns:1fr;text-align:center}
  .cond-detail{grid-template-columns:1fr}
  .about-intro{grid-template-columns:1fr;text-align:center}
}
@media(max-width:520px){
  .hero--dark{padding:3rem 0 2rem}
  .hero__title--large{font-size:2.2rem}
  .brain-scene{height:320px}
  .brain-main{width:240px;height:240px}
  .brain-ring--1{width:280px;height:280px}
  .brain-ring--2{width:240px;height:240px}
  .brain-ring--3{width:200px;height:200px}
  .bp{width:6px;height:6px}
  .booking{padding:1.6rem 1.2rem}
  .step-dot__label{display:none}
  .hero__stats{gap:1.2rem}
  .hero__stats strong{font-size:1.35rem}
  .cta-banner{padding:2rem 1.5rem}
  .cond-detail__main{padding:1.5rem}
  .trust-strip__grid{grid-template-columns:1fr}
  .trust-item{justify-content:flex-start}
  .doctor-profile__name{font-size:1.6rem}
  .testimonial__text{font-size:1rem}
}