:root {
  --primary: #0d9488;
  --primary-dark: #0f766e;
  --primary-light: #14b8a6;
  --primary-bg: #f0fdfa;
  --accent: #f59e0b;
  --accent-dark: #d97706;
  --text: #1e293b;
  --text-secondary: #64748b;
  --text-light: #94a3b8;
  --bg: #ffffff;
  --bg-gray: #f8fafc;
  --border: #e2e8f0;
  --shadow: 0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 6px rgba(0,0,0,.07),0 2px 4px rgba(0,0,0,.06);
  --shadow-lg: 0 10px 25px rgba(0,0,0,.1),0 6px 10px rgba(0,0,0,.06);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: .2s ease;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--text);background:var(--bg);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
a{color:var(--primary);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--primary-dark)}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
button{cursor:pointer;font-family:var(--font)}
input,select,textarea{font-family:var(--font);font-size:16px}

.container{max-width:1200px;margin:0 auto;padding:0 20px}

/* Header */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.95);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:var(--primary)}
.logo-icon{width:36px;height:36px;background:var(--primary);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;font-weight:700;flex-shrink:0}
.nav{display:flex;align-items:center;gap:24px}
.nav a{color:var(--text-secondary);font-size:14px;font-weight:500;transition:var(--transition)}
.nav a:hover{color:var(--primary)}
.nav-cta{display:inline-flex;align-items:center;gap:6px;background:var(--primary);color:#fff!important;padding:8px 18px;border-radius:50px;font-size:14px;font-weight:600}
.nav-cta:hover{background:var(--primary-dark)!important}
.nav-cta-inactive{display:inline-flex;align-items:center;gap:6px;background:var(--primary);color:#fff!important;padding:8px 18px;border-radius:50px;font-size:14px;font-weight:600;opacity:.55;cursor:default;pointer-events:none;user-select:none}
.burger{display:none;flex-direction:column;gap:5px;padding:8px;cursor:pointer;background:none;border:none}
.burger span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:var(--transition)}

@media(max-width:768px){
  .burger{display:flex}
  .nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;flex-direction:column;padding:16px 20px;border-bottom:1px solid var(--border);gap:12px;box-shadow:var(--shadow-lg)}
  .nav.open{display:flex}
  .nav a{width:100%;padding:8px 0}
  .nav-cta{width:100%;justify-content:center}
}

/* Hero */
.hero{background:linear-gradient(135deg,var(--primary-bg) 0%,#e0f2fe 100%);padding:60px 0 80px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-50%;right:-20%;width:500px;height:500px;border-radius:50%;background:rgba(13,148,136,.05);pointer-events:none}
.hero::after{content:'';position:absolute;bottom:-30%;left:-10%;width:400px;height:400px;border-radius:50%;background:rgba(56,189,248,.05);pointer-events:none}
.hero-content{position:relative;z-index:1}
.hero h1{font-size:clamp(28px,5vw,48px);font-weight:800;line-height:1.15;margin-bottom:16px;color:var(--text)}
.hero h1 span{color:var(--primary)}
.hero p{font-size:clamp(16px,2vw,20px);color:var(--text-secondary);max-width:600px;margin-bottom:32px;line-height:1.7}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:40px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;border-radius:50px;font-size:16px;font-weight:600;border:none;transition:var(--transition);white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-1px)}
.btn-lg{padding:16px 36px;font-size:18px}

/* Search */
.search-box{background:#fff;border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-lg);max-width:800px}
.search-row{display:flex;gap:12px;flex-wrap:wrap}
.search-row input,.search-row select{flex:1;min-width:180px;padding:14px 18px;border:2px solid var(--border);border-radius:var(--radius-sm);outline:none;transition:var(--transition);background:#fff}
.search-row input:focus,.search-row select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(13,148,136,.12)}
.search-row button{padding:14px 32px;background:var(--primary);color:#fff;border:none;border-radius:var(--radius-sm);font-weight:600;font-size:16px;cursor:pointer;transition:var(--transition)}
.search-row button:hover{background:var(--primary-dark)}

/* Stats */
.stats{display:flex;gap:32px;margin-top:32px;flex-wrap:wrap}
.stat-item{text-align:center}
.stat-num{font-size:28px;font-weight:800;color:var(--primary)}
.stat-label{font-size:13px;color:var(--text-secondary);margin-top:2px}

/* Sections */
.section{padding:64px 0}
.section-title{font-size:clamp(22px,3vw,32px);font-weight:700;margin-bottom:12px;text-align:center}
.section-desc{color:var(--text-secondary);text-align:center;max-width:600px;margin:0 auto 40px;font-size:16px;line-height:1.7}

/* Categories */
.categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:16px}
.cat-card{display:flex;flex-direction:column;align-items:center;gap:10px;padding:24px 16px;background:var(--bg-gray);border-radius:var(--radius);text-align:center;transition:var(--transition);border:2px solid transparent;cursor:pointer}
.cat-card:hover{border-color:var(--primary);background:var(--primary-bg);transform:translateY(-2px)}
.cat-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px}
.cat-icon.green{background:#d1fae5;color:#059669}
.cat-icon.blue{background:#dbeafe;color:#2563eb}
.cat-icon.purple{background:#ede9fe;color:#7c3aed}
.cat-icon.orange{background:#fef3c7;color:#d97706}
.cat-icon.teal{background:#ccfbf1;color:#0d9488}
.cat-icon.red{background:#fee2e2;color:#dc2626}
.cat-icon.pink{background:#fce7f3;color:#db2777}
.cat-icon.indigo{background:#e0e7ff;color:#4f46e5}
.cat-name{font-size:14px;font-weight:600;color:var(--text)}
.cat-count{font-size:12px;color:var(--text-light)}

/* Doctors Grid */
.doctors-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.doc-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:var(--transition)}
.doc-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);border-color:var(--primary-light)}
.doc-card-top{display:flex;gap:16px;padding:20px 20px 16px}
.doc-card-avatar{width:72px;height:72px;border-radius:50%;object-fit:cover;background:var(--bg-gray);flex-shrink:0}
.doc-card-avatar-placeholder{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,var(--primary-light),var(--primary));display:flex;align-items:center;justify-content:center;color:#fff;font-size:28px;font-weight:700;flex-shrink:0}
.doc-card-info{flex:1;min-width:0}
.doc-card-name{font-size:17px;font-weight:700;margin-bottom:2px;color:var(--text)}
.doc-card-spec{font-size:13px;color:var(--primary);font-weight:600;margin-bottom:4px}
.doc-card-exp{font-size:13px;color:var(--text-secondary);margin-bottom:6px}
.doc-card-rating{display:flex;align-items:center;gap:4px;font-size:13px;color:var(--accent)}
.doc-card-rating span{color:var(--text-secondary)}
.doc-card-body{padding:0 20px 16px}
.doc-card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.tag{font-size:12px;padding:4px 10px;border-radius:50px;background:var(--bg-gray);color:var(--text-secondary);font-weight:500}
.tag.price{background:#fef3c7;color:#92400e}
.tag.urgent{background:#fee2e2;color:#991b1b}
.tag.popular{background:#d1fae5;color:#065f46}
.doc-card-bottom{padding:12px 20px;border-top:1px solid var(--border);display:flex;gap:8px}
.doc-card-bottom .btn{flex:1;padding:10px 16px;font-size:14px}
.doc-card-price{font-size:15px;font-weight:700;color:var(--text)}
.doc-card-price small{font-weight:400;color:var(--text-light);font-size:12px}

/* How it works */
.hiw-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}
.hiw-card{text-align:center;padding:32px 20px}
.hiw-num{width:48px;height:48px;border-radius:50%;background:var(--primary);color:#fff;font-size:20px;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}
.hiw-card h3{font-size:18px;margin-bottom:8px}
.hiw-card p{font-size:14px;color:var(--text-secondary);line-height:1.7}

/* Reviews */
.reviews-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}
.review-card{background:var(--bg-gray);border-radius:var(--radius);padding:20px}
.review-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.review-avatar{width:40px;height:40px;border-radius:50%;background:var(--border);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:16px;color:var(--text-secondary)}
.review-name{font-weight:600;font-size:14px}
.review-date{font-size:12px;color:var(--text-light)}
.review-stars{color:var(--accent);font-size:14px;margin-bottom:8px}
.review-text{font-size:14px;color:var(--text-secondary);line-height:1.7}

/* Filter bar */
.filter-bar{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:24px}
.filter-row{display:flex;flex-wrap:wrap;gap:12px;align-items:end}
.filter-group{display:flex;flex-direction:column;gap:4px;flex:1;min-width:160px}
.filter-group label{font-size:13px;font-weight:600;color:var(--text-secondary)}
.filter-group select,.filter-group input{padding:10px 14px;border:2px solid var(--border);border-radius:var(--radius-sm);outline:none;transition:var(--transition);background:#fff}
.filter-group select:focus,.filter-group input:focus{border-color:var(--primary)}
.filter-actions{display:flex;gap:8px;align-items:end}
.filter-actions button{padding:10px 20px;border-radius:var(--radius-sm);font-weight:600;font-size:14px;border:none;transition:var(--transition)}
.filter-actions .btn-reset{background:var(--bg-gray);color:var(--text-secondary)}
.filter-actions .btn-reset:hover{background:var(--border)}

/* Breadcrumbs */
.breadcrumbs{padding:16px 0;font-size:13px;color:var(--text-light)}
.breadcrumbs a{color:var(--text-secondary)}
.breadcrumbs span{color:var(--text-light)}

/* Specialist page */
.spec-top{background:var(--bg-gray);border-radius:var(--radius);padding:32px;display:flex;gap:32px;flex-wrap:wrap;margin-bottom:32px}
.spec-avatar{width:140px;height:140px;border-radius:50%;object-fit:cover;background:var(--border);flex-shrink:0}
.spec-avatar-placeholder{width:140px;height:140px;border-radius:50%;background:linear-gradient(135deg,var(--primary-light),var(--primary));display:flex;align-items:center;justify-content:center;color:#fff;font-size:52px;font-weight:700;flex-shrink:0}
.spec-info{flex:1;min-width:260px}
.spec-info h1{font-size:28px;margin-bottom:4px}
.spec-info .spec-label{color:var(--primary);font-weight:600;font-size:16px;margin-bottom:8px}
.spec-info .spec-exp{color:var(--text-secondary);margin-bottom:12px}
.spec-meta{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:16px}
.spec-meta-item{display:flex;align-items:center;gap:6px;font-size:14px;color:var(--text-secondary)}
.spec-meta-item i{color:var(--primary);width:16px}
.spec-price-box{background:#fff;border-radius:var(--radius);padding:20px;text-align:center;min-width:200px}
.spec-price-box .price{font-size:32px;font-weight:800;color:var(--primary)}
.spec-price-box .price-label{font-size:13px;color:var(--text-light);margin-bottom:12px}
.spec-price-box .btn{width:100%}

.spec-content{display:grid;grid-template-columns:1fr 340px;gap:32px}
.spec-section{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:20px}
.spec-section h2{font-size:20px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.spec-section ul{list-style:disc;padding-left:20px}
.spec-section ul li{margin-bottom:8px;color:var(--text-secondary);line-height:1.7}
.spec-section ul li::marker{color:var(--primary)}
.spec-sidebar{position:sticky;top:90px;align-self:start}
.booking-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:16px}
.booking-card h3{font-size:18px;margin-bottom:16px}
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:4px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 14px;border:2px solid var(--border);border-radius:var(--radius-sm);outline:none;transition:var(--transition)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(13,148,136,.12)}
.form-group textarea{resize:vertical;min-height:80px}
.form-group .btn{width:100%}

/* Reviews section on spec page */
.spec-reviews .review-card{margin-bottom:12px}
.review-form{margin-top:20px}

/* Page content (privacy, agreement) */
.page-content{max-width:800px;margin:40px auto;padding:0 20px}
.page-content h1{font-size:32px;margin-bottom:24px}
.page-content h2{font-size:22px;margin:32px 0 12px}
.page-content p{color:var(--text-secondary);line-height:1.8;margin-bottom:16px}
.page-content ul{list-style:disc;padding-left:24px;margin-bottom:16px}
.page-content ul li{margin-bottom:8px;color:var(--text-secondary)}

/* Footer */
.footer{background:var(--text);color:rgba(255,255,255,.7);padding:48px 0 24px;margin-top:64px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:32px;margin-bottom:32px}
.footer h3{color:#fff;font-size:16px;margin-bottom:16px}
.footer a{color:rgba(255,255,255,.6);font-size:14px;display:block;margin-bottom:8px}
.footer a:hover{color:#fff}
.footer p{font-size:14px;line-height:1.8}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;font-size:13px}

/* Alert / Disclaimer */
.disclaimer{background:#fef3c7;border:1px solid #fde68a;border-radius:var(--radius-sm);padding:12px 16px;font-size:13px;color:#92400e;margin-bottom:24px;display:flex;align-items:flex-start;gap:8px}
.disclaimer i{margin-top:2px;flex-shrink:0}

/* Pagination */
.pagination{display:flex;justify-content:center;gap:8px;margin-top:32px}
.pagination button{padding:8px 16px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;font-size:14px;font-weight:500;transition:var(--transition)}
.pagination button:hover{border-color:var(--primary);color:var(--primary)}
.pagination button.active{background:var(--primary);color:#fff;border-color:var(--primary)}

/* Mobile bottom nav */
.mobile-bottom-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--border);padding:8px 0;z-index:100;justify-content:space-around}
.mobile-bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:10px;color:var(--text-light);padding:4px 12px}
.mobile-bottom-nav a i{font-size:20px}
.mobile-bottom-nav a.active{color:var(--primary)}

@media(max-width:768px){
  .mobile-bottom-nav{display:flex}
  body{padding-bottom:60px}
  .section{padding:40px 0}
  .doctors-grid{grid-template-columns:1fr}
  .spec-content{grid-template-columns:1fr}
  .spec-top{flex-direction:column;align-items:center;text-align:center;padding:24px}
  .spec-meta{justify-content:center}
  .spec-price-box{width:100%}
  .review-card{padding:16px}
  .reviews-grid{grid-template-columns:1fr}
  .hiw-grid{grid-template-columns:1fr}
  .hero{padding:40px 0 60px}
  .search-box{padding:16px}
  .search-row input,.search-row select{min-width:100%}
  .categories-grid{grid-template-columns:repeat(4,1fr)}
  .cat-card{padding:16px 8px}
  .cat-card .cat-icon{width:36px;height:36px;font-size:16px}
  .cat-card .cat-name{font-size:12px}
}

@media(max-width:480px){
  .categories-grid{grid-template-columns:repeat(3,1fr)}
  .stats{gap:16px;justify-content:space-around}
  .stat-num{font-size:22px}
}

/* Animations */
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.animate{animation:fadeUp .5s ease forwards}
.animate-delay-1{animation-delay:.1s}
.animate-delay-2{animation-delay:.2s}
.animate-delay-3{animation-delay:.3s}

/* Toast */
.toast{position:fixed;bottom:80px;left:50%;transform:translateX(-50%);background:var(--text);color:#fff;padding:12px 24px;border-radius:50px;font-size:14px;z-index:200;box-shadow:var(--shadow-lg);opacity:0;transition:var(--transition);pointer-events:none}
.toast.show{opacity:1}

/* Specialist card alternate style for listing */
.doc-card-list{display:flex;gap:20px;padding:20px;border:1px solid var(--border);border-radius:var(--radius);margin-bottom:12px;transition:var(--transition);background:#fff}
.doc-card-list:hover{box-shadow:var(--shadow-md);border-color:var(--primary-light)}
.doc-card-list .doc-card-avatar{width:80px;height:80px}
.doc-card-list .doc-card-avatar-placeholder{width:80px;height:80px;font-size:32px}
.doc-card-list .doc-card-info{flex:1}
.doc-card-list .doc-card-price-box{text-align:right;min-width:120px;flex-shrink:0}
.doc-card-list .doc-card-price-box .price{font-size:22px;font-weight:700;color:var(--primary)}
.doc-card-list .doc-card-price-box .price-label{font-size:12px;color:var(--text-light)}

@media(max-width:768px){
  .doc-card-list{flex-direction:column;gap:12px}
  .doc-card-list .doc-card-price-box{text-align:left}
}

/* Doctor grid item styles for catalog page */
.doc-card-grid .doc-card-top{align-items:center}
.doc-card-grid .doc-card-body{padding:0 20px 12px}
.doc-card-grid .doc-card-bottom .btn:first-child{flex:2}
.doc-card-grid .doc-card-bottom .btn:last-child{flex:1}