:root{
  --primary:#0f6f73;
  --primary-dark:#0a5357;
  --primary-soft:#e8f6f5;
  --text:#153437;
  --muted:#6c8183;
  --line:#dfe9e8;
  --bg:#f5f9f9;
  --white:#fff;
  --danger:#c34b4b;
  --shadow:0 18px 50px rgba(14,72,77,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,sans-serif;color:var(--text);background:#fff}
a{text-decoration:none;color:inherit}
button,input,textarea,select{font:inherit}
.container{width:min(1120px,calc(100% - 36px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between}
.brand,.side-brand{display:flex;align-items:center;gap:12px}
.brand-mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--primary),#33a4a5);color:white;display:grid;place-items:center;font-weight:800;box-shadow:0 8px 20px rgba(15,111,115,.22)}
.brand strong,.side-brand b{display:block;font-size:15px}
.brand span,.side-brand span{display:block;font-size:11px;color:var(--muted);margin-top:3px}
nav{display:flex;align-items:center;gap:24px}
nav a{font-size:14px;font-weight:600;color:#496062}
.btn{border:0;background:var(--primary);color:white;padding:13px 20px;border-radius:12px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 8px 22px rgba(15,111,115,.18)}
.btn:hover{background:var(--primary-dark)}
.btn-sm{padding:10px 14px}
.btn-outline{background:white;color:var(--primary);border:1px solid #9fc9c8;box-shadow:none}
.menu-btn{display:none;background:transparent;border:0;font-size:25px}
.hero{padding:85px 0 70px;background:radial-gradient(circle at 85% 20%,#d9f3f1,transparent 30%),linear-gradient(#f7fbfb,#fff)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.eyebrow{display:inline-block;font-size:12px;text-transform:uppercase;letter-spacing:.14em;font-weight:800;color:var(--primary);margin-bottom:14px}
.hero h1{font-size:56px;line-height:1.06;margin:0 0 18px;letter-spacing:-.04em}
.hero h1 span{color:var(--primary)}
.hero p,.lead,.section-head p{font-size:17px;line-height:1.75;color:var(--muted)}
.hero-actions{display:flex;gap:12px;margin:28px 0}
.trust-row{display:flex;gap:34px;margin-top:34px}
.trust-row div{display:flex;flex-direction:column;gap:5px}
.trust-row b{font-size:21px}.trust-row span{font-size:12px;color:var(--muted)}
.hero-card{min-height:440px;background:linear-gradient(145deg,#0f6f73,#164e52);border-radius:36px;position:relative;box-shadow:var(--shadow);overflow:hidden;padding:34px}
.hero-card:before,.hero-card:after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.08)}
.hero-card:before{width:280px;height:280px;right:-70px;top:-70px}.hero-card:after{width:180px;height:180px;left:-60px;bottom:-60px}
.dental-visual{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;color:white;gap:14px}
.tooth{font-size:120px;filter:drop-shadow(0 15px 25px rgba(0,0,0,.2))}
.dental-visual span{font-weight:700;letter-spacing:.02em}
.floating-card{position:absolute;background:white;color:var(--text);padding:13px 16px;border-radius:14px;font-size:13px;font-weight:700;z-index:3;box-shadow:var(--shadow)}
.fc-one{top:40px;left:26px}.fc-two{right:28px;bottom:46px}
.section{padding:80px 0}.soft{background:var(--bg)}
.section-head{text-align:center;max-width:700px;margin:0 auto 42px}.section-head h2,.doctor-grid h2,.booking-grid h2,.cta h2{font-size:38px;margin:0 0 12px;letter-spacing:-.03em}
.card-grid{display:grid;gap:18px}.card-grid.four{grid-template-columns:repeat(4,1fr)}
.service-card{padding:26px;background:white;border:1px solid var(--line);border-radius:20px;transition:.2s}.service-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.icon{width:48px;height:48px;border-radius:14px;background:var(--primary-soft);display:grid;place-items:center;font-size:24px}
.service-card h3{margin:18px 0 8px}.service-card p{margin:0;color:var(--muted);line-height:1.65;font-size:14px}
.doctor-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:58px;align-items:center}
.doctor-photo{background:linear-gradient(145deg,#dff4f2,#f7fbfb);border-radius:28px;min-height:420px;display:grid;place-items:center}.doctor-placeholder{font-size:150px}
.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:24px}.feature-list div{background:white;padding:15px;border-radius:12px;border:1px solid var(--line);font-weight:600;font-size:14px}
.schedule-table{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid var(--line);border-radius:20px;overflow:hidden}
.schedule-table div{padding:24px;text-align:center;border-right:1px solid var(--line)}.schedule-table div:last-child{border:0}.schedule-table b,.schedule-table span{display:block}.schedule-table span{margin-top:8px;color:var(--muted);font-size:13px}
.booking-section{background:linear-gradient(135deg,#e9f6f5,#f8fbfb)}
.booking-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:start}
.booking-form{background:white;padding:28px;border-radius:24px;box-shadow:var(--shadow);display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}.field.full,.full{grid-column:1/-1}
.field label{font-size:12px;font-weight:700;color:#486264}
.field input,.field textarea,.field select{width:100%;border:1px solid #ccdcdb;border-radius:11px;padding:12px 13px;outline:0;background:#fff;color:var(--text)}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(15,111,115,.08)}
.form-note{margin:4px 0 0;color:var(--primary);font-size:13px;font-weight:600}
.cta{display:flex;align-items:center;justify-content:space-between;gap:30px}
footer{padding:30px 0;border-top:1px solid var(--line)}.footer-wrap{display:flex;justify-content:space-between;align-items:center}.footer-wrap p,.footer-wrap span{color:var(--muted);font-size:12px}

.app-body{background:var(--bg);display:flex;min-height:100vh}
.sidebar{width:245px;background:#0e3235;color:white;position:fixed;inset:0 auto 0 0;padding:24px 16px;z-index:70;display:flex;flex-direction:column}
.side-brand{padding:0 8px 26px}.side-brand span{color:#92acad}
.sidebar nav{display:flex;flex-direction:column;gap:6px;align-items:stretch}.sidebar nav a{color:#c9d7d8;padding:12px 14px;border-radius:10px;font-size:13px}.sidebar nav a:hover,.sidebar nav a.active{background:#174b4f;color:white}
.side-bottom{margin-top:auto;border-top:1px solid rgba(255,255,255,.1);padding:16px 8px 0;display:flex;justify-content:space-between;color:#94acad;font-size:11px}
.app-main{margin-left:245px;width:calc(100% - 245px)}
.app-header{height:88px;padding:0 30px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:40}
.app-header h1{font-size:22px;margin:0}.app-header p{font-size:12px;color:var(--muted);margin:5px 0 0}.profile{width:38px;height:38px;border-radius:50%;background:var(--primary-soft);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;position:relative}.profile span{position:absolute;right:48px;white-space:nowrap;color:var(--text);font-weight:700}
.app-content{padding:28px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:18px}
.stat-card,.panel,.patient-banner,.invoice-card{background:white;border:1px solid var(--line);border-radius:18px;box-shadow:0 5px 22px rgba(18,70,73,.04)}
.stat-card{padding:20px}.stat-card span{font-size:12px;color:var(--muted);font-weight:600}.stat-card b{display:block;font-size:25px;margin:9px 0}.stat-card small{color:#6b8989}
.dashboard-grid{display:grid;grid-template-columns:1.6fr .8fr;gap:18px;margin-bottom:18px}
.panel{padding:22px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:18px}.panel-head h3{margin:0 0 5px;font-size:16px}.panel-head p{margin:0;color:var(--muted);font-size:12px}.badge{background:var(--primary-soft);color:var(--primary);font-size:11px;font-weight:700;padding:7px 9px;border-radius:999px}
.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:13px 10px;border-bottom:1px solid var(--line);font-size:12px}th{color:var(--muted);font-weight:700}td{font-weight:500}
.status{padding:6px 8px;border-radius:999px;font-size:10px;font-weight:800}.green{background:#e7f8ef;color:#28744d}.yellow{background:#fff5d9;color:#8b6d14}
.text-link{color:var(--primary);font-weight:700}
.timeline{display:flex;flex-direction:column;gap:2px}.timeline>div{display:flex;gap:18px;padding:13px 0;border-bottom:1px solid var(--line)}.timeline b{font-size:12px;color:var(--primary)}.timeline span{display:flex;flex-direction:column}.timeline strong{font-size:12px}.timeline small{color:var(--muted);margin-top:4px}
.patient-banner{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;padding:18px 20px;margin-bottom:18px}.patient-banner div{display:flex;flex-direction:column;gap:5px}.patient-banner span{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}.patient-banner b{font-size:13px}.danger-text{color:var(--danger)}
.rme-form{padding:0}.form-section{padding:24px;border-bottom:1px solid var(--line)}.section-title{display:flex;align-items:center;gap:12px;margin-bottom:18px}.section-title>span{width:34px;height:34px;border-radius:10px;background:var(--primary-soft);color:var(--primary);display:grid;place-items:center;font-weight:800}.section-title h3{margin:0;font-size:15px}.section-title p{margin:3px 0 0;font-size:11px;color:var(--muted)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.four-col{grid-template-columns:repeat(4,1fr)}.form-actions{display:flex;justify-content:flex-end;gap:10px;padding:20px}
.legend{display:flex;flex-wrap:wrap;gap:18px;margin-bottom:22px}.legend span{font-size:12px;display:flex;align-items:center;gap:7px}.legend-dot{width:12px;height:12px;border-radius:4px;display:inline-block}.healthy{background:#dfe9e8}.caries{background:#ed7777}.filled{background:#77a9ed}.missing{background:#343d3e}
.odontogram{display:grid;grid-template-columns:repeat(16,1fr);gap:8px;padding:20px;background:#f9fbfb;border-radius:16px;overflow:auto}
.tooth-box{min-width:44px;height:62px;border:1px solid #cfdcdb;border-radius:12px;background:white;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;cursor:pointer;transition:.15s}.tooth-box:hover{transform:translateY(-2px)}.tooth-box .tooth-icon{font-size:22px}.tooth-box small{font-size:9px;font-weight:800}.tooth-box.caries{background:#ffeaea;border-color:#ed7777}.tooth-box.filled{background:#eaf2ff;border-color:#77a9ed}.tooth-box.missing{background:#343d3e;color:white;border-color:#343d3e}
.odontogram-note{margin-top:16px;background:var(--primary-soft);color:var(--primary-dark);padding:12px 14px;border-radius:10px;font-size:12px;font-weight:600}
.invoice-card{padding:32px;max-width:850px;margin:auto}.invoice-head,.invoice-person{display:flex;justify-content:space-between;gap:30px}.invoice-meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px}.invoice-meta b{font-size:23px}.invoice-meta span{font-size:11px;color:var(--muted)}
.invoice-person{margin:34px 0;padding:20px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.invoice-person div{display:flex;flex-direction:column;gap:5px}.invoice-person span,.invoice-person small{font-size:11px;color:var(--muted)}.invoice-person b{font-size:14px}
.invoice-table th:last-child,.invoice-table td:last-child{text-align:right}.invoice-total{display:flex;justify-content:flex-end;gap:30px;align-items:center;padding:20px 10px}.invoice-total b{font-size:22px}.invoice-paid{width:max-content;margin-left:auto;border:2px solid #3c8a61;color:#3c8a61;padding:7px 13px;border-radius:8px;font-weight:800;transform:rotate(-4deg)}.invoice-thanks{text-align:center;color:var(--muted);font-size:12px;margin-top:36px}

@media(max-width:900px){
  .hero-grid,.doctor-grid,.booking-grid,.dashboard-grid{grid-template-columns:1fr}
  .card-grid.four{grid-template-columns:1fr 1fr}.schedule-table{grid-template-columns:1fr 1fr}.stats-grid{grid-template-columns:1fr 1fr}.patient-banner{grid-template-columns:1fr 1fr}
  .hero h1{font-size:44px}.hero-card{min-height:360px}
  .sidebar{transform:translateX(-100%);transition:.2s}.sidebar.open{transform:translateX(0)}.app-main{margin:0;width:100%}.app-menu{display:block}.app-header{padding:0 18px}.profile span{display:none}
}
@media(max-width:680px){
  .site-header nav{position:absolute;top:76px;left:0;right:0;background:white;padding:18px;display:none;flex-direction:column;align-items:stretch;border-bottom:1px solid var(--line)}.site-header nav.open{display:flex}.menu-btn{display:block}
  .hero{padding-top:55px}.hero-grid{gap:30px}.hero h1{font-size:39px}.hero p{font-size:15px}.trust-row{gap:15px;justify-content:space-between}.hero-actions{flex-direction:column}
  .card-grid.four,.stats-grid,.form-grid,.four-col,.feature-list,.schedule-table,.patient-banner{grid-template-columns:1fr}.booking-form{grid-template-columns:1fr}.section{padding:60px 0}.section-head h2,.doctor-grid h2,.booking-grid h2,.cta h2{font-size:31px}
  .cta,.footer-wrap{flex-direction:column;align-items:flex-start}.app-content{padding:16px}.app-header h1{font-size:17px}.invoice-head,.invoice-person{flex-direction:column}.invoice-meta{align-items:flex-start}.invoice-card{padding:20px}.odontogram{grid-template-columns:repeat(8,1fr)}
}
@media print{
  .sidebar,.app-header,.form-actions{display:none!important}.app-main{margin:0;width:100%}.app-content{padding:0;background:#fff}.invoice-card{box-shadow:none;border:0}
}