:root{
  --bg:#ffffff;
  --bg-soft:#f6f8ff;
  --bg-soft-2:#eef2ff;
  --text:#0f172a;
  --muted:#64748b;
  --border:#e5e9f2;
  --primary:#6366f1;       /* фиолетово-индиго акцент */
  --primary-2:#7c3aed;
  --primary-soft:#eef0ff;
  --blue:#3b82f6;
  --blue-soft:#dbeafe;
  --success:#10b981;
  --warning:#f59e0b;
  --danger:#ef4444;
  --shadow-sm:0 1px 2px rgba(15,23,42,.06);
  --shadow:0 8px 24px rgba(99,102,241,.10);
  --shadow-lg:0 20px 48px rgba(99,102,241,.18);
  --radius:14px;
  --radius-lg:20px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:15px;line-height:1.55}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
h1,h2,h3,h4{margin:0 0 .4em;line-height:1.2;letter-spacing:-.01em}
h1{font-size:44px;font-weight:800}
h2{font-size:30px;font-weight:700}
h3{font-size:20px;font-weight:600}
p{margin:0 0 .8em}
.muted{color:var(--muted)}

/* ─────── NAV ─────── */
.nav{position:sticky;top:0;background:rgba(255,255,255,.85);backdrop-filter:blur(14px);border-bottom:1px solid var(--border);z-index:50}
.nav-inner{max-width:1200px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:28px}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:20px;color:var(--primary-2)}
.logo-mark{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;font-size:16px;font-weight:800}
.nav-links{display:flex;gap:22px;margin-left:auto;align-items:center}
.nav-links a{color:var(--muted);font-weight:500;font-size:14.5px;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--primary-2)}
.nav-links .admin-link{padding:5px 10px;border:1px solid var(--border);border-radius:8px;font-size:12.5px;color:var(--text)}
.nav-cta{margin-left:8px}

/* ─────── BUTTONS ─────── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:11px;font-weight:600;font-size:14.5px;transition:transform .15s, box-shadow .2s, background .2s, color .2s;border:1px solid transparent;cursor:pointer}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;box-shadow:var(--shadow)}
.btn-primary:hover{box-shadow:var(--shadow-lg)}
.btn-ghost{background:#fff;border-color:var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}
.btn-soft{background:var(--primary-soft);color:var(--primary-2)}
.btn-sm{padding:7px 13px;font-size:13px;border-radius:9px}
.btn-danger{background:#fee2e2;color:#b91c1c}
.btn-danger:hover{background:#fecaca}

/* ─────── LAYOUT ─────── */
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:56px 0}
.grid{display:grid;gap:22px}

/* ─────── HERO ─────── */
.hero{position:relative;padding:64px 0 40px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(800px 400px at 85% -10%, rgba(124,58,237,.18), transparent 60%),
  radial-gradient(600px 400px at 0% 30%, rgba(59,130,246,.10), transparent 60%);
  z-index:-1}
.hero-inner{display:grid;grid-template-columns:1.15fr 1fr;gap:48px;align-items:center}
.hero h1 span{background:linear-gradient(135deg,var(--primary),var(--primary-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:17px;color:var(--muted);max-width:520px;margin-bottom:24px}
.hero-stats{display:flex;gap:28px;margin-top:28px}
.hero-stats div b{display:block;font-size:24px;color:var(--primary-2);font-weight:800}
.hero-stats div span{font-size:13px;color:var(--muted)}
.hero-art{position:relative;height:380px;border-radius:var(--radius-lg);background:linear-gradient(135deg,#eef0ff,#dbeafe);overflow:hidden;box-shadow:var(--shadow-lg)}
.hero-art svg{position:absolute;inset:0;width:100%;height:100%}
.hero-card{position:absolute;background:#fff;border-radius:14px;padding:14px 16px;box-shadow:var(--shadow);display:flex;gap:10px;align-items:center;font-size:13.5px}
.hero-card .dot{width:38px;height:38px;border-radius:10px;background:var(--primary-soft);display:flex;align-items:center;justify-content:center;color:var(--primary-2);font-size:18px}
.hc1{top:30px;left:30px}
.hc2{bottom:30px;right:30px}
.hc3{top:50%;left:50%;transform:translate(-50%,-50%)}

/* ─────── SEARCH/FILTERS ─────── */
.search-bar{display:flex;gap:10px;background:#fff;border:1px solid var(--border);padding:8px;border-radius:14px;box-shadow:var(--shadow-sm);margin:-20px auto 30px;max-width:760px;position:relative;z-index:2}
.search-bar input{flex:1;border:none;outline:none;padding:10px 14px;font-size:15px;background:transparent;color:var(--text)}
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;justify-content:center}
.chip{padding:8px 16px;border:1px solid var(--border);border-radius:999px;font-size:13.5px;background:#fff;color:var(--muted);cursor:pointer;transition:all .15s;font-weight:500}
.chip:hover{border-color:var(--primary);color:var(--primary)}
.chip.active{background:linear-gradient(135deg,var(--primary),var(--primary-2));border-color:transparent;color:#fff;box-shadow:var(--shadow-sm)}

/* ─────── SERVICE CARDS ─────── */
.services-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:transform .25s, box-shadow .25s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.card-img{height:160px;background:linear-gradient(135deg,#eef0ff,#dbeafe);position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;font-size:64px;color:var(--primary-2)}
.card-img .badge{position:absolute;top:12px;left:12px;background:#fff;padding:5px 10px;border-radius:8px;font-size:12px;font-weight:600;color:var(--primary-2)}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.card-body h3{margin-bottom:4px}
.card-body .doctor{font-size:13.5px;color:var(--muted);margin-bottom:10px}
.rating{display:flex;align-items:center;gap:5px;font-size:13.5px;color:#0f172a;font-weight:600;margin-bottom:14px}
.rating .stars{color:#f59e0b}
.rating .reviews{color:var(--muted);font-weight:400}
.card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto;gap:10px}
.price{font-size:20px;font-weight:700;color:var(--text)}
.price small{font-size:12px;color:var(--muted);font-weight:500}

/* ─────── BOOKING ─────── */
.booking-wrap{max-width:880px;margin:0 auto}
.steps{display:flex;align-items:center;gap:8px;margin-bottom:34px;justify-content:center;flex-wrap:wrap}
.step{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:13.5px;font-weight:500}
.step .num{width:30px;height:30px;border-radius:50%;background:#fff;border:2px solid var(--border);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;transition:all .3s}
.step.active{color:var(--primary-2)}
.step.active .num{background:linear-gradient(135deg,var(--primary),var(--primary-2));border-color:transparent;color:#fff;box-shadow:0 0 0 5px var(--primary-soft)}
.step.done .num{background:var(--success);border-color:transparent;color:#fff}
.step-conn{flex:0 0 30px;height:2px;background:var(--border);border-radius:2px}
.step-conn.done{background:var(--success)}

.step-panel{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px;box-shadow:var(--shadow-sm);animation:fadeSlide .35s ease}
@keyframes fadeSlide{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

/* Calendar */
.cal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.cal-head button{width:36px;height:36px;border-radius:10px;border:1px solid var(--border);background:#fff;font-size:18px}
.cal-head button:hover{border-color:var(--primary);color:var(--primary)}
.calendar{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.cal-weekday{text-align:center;font-size:12px;font-weight:600;color:var(--muted);padding:6px 0;text-transform:uppercase;letter-spacing:.04em}
.cal-day{aspect-ratio:1;display:flex;align-items:center;justify-content:center;border-radius:10px;font-size:14px;font-weight:500;cursor:pointer;transition:all .15s;border:1px solid transparent;position:relative}
.cal-day:hover:not(.disabled):not(.empty){background:var(--primary-soft);color:var(--primary-2)}
.cal-day.empty{cursor:default}
.cal-day.disabled{color:#cbd5e1;cursor:not-allowed}
.cal-day.available{background:#fff;border-color:var(--border)}
.cal-day.available::after{content:"";position:absolute;bottom:5px;width:4px;height:4px;border-radius:50%;background:var(--success)}
.cal-day.selected{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;border-color:transparent;box-shadow:var(--shadow)}
.cal-day.selected::after{background:#fff}
.cal-day.today{font-weight:700;color:var(--primary-2)}

/* Time slots */
.slot-group{margin-bottom:22px}
.slot-group h4{font-size:14px;color:var(--muted);margin-bottom:12px;display:flex;align-items:center;gap:8px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.slot-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:8px}
.slot{padding:11px 8px;text-align:center;border:1px solid var(--border);border-radius:10px;font-weight:500;font-size:14px;background:#fff;cursor:pointer;transition:all .15s}
.slot:hover:not(.taken){border-color:var(--primary);color:var(--primary)}
.slot.selected{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;border-color:transparent}
.slot.taken{background:#f8fafc;color:#cbd5e1;cursor:not-allowed;text-decoration:line-through}

/* Form */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;font-weight:600;color:var(--text)}
.field input,.field textarea,.field select{padding:11px 14px;border:1px solid var(--border);border-radius:10px;font-size:14.5px;outline:none;background:#fff;font-family:inherit;transition:border-color .15s, box-shadow .15s}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}
.field textarea{resize:vertical;min-height:90px}
.hp{position:absolute;left:-9999px;opacity:0;pointer-events:none}

.step-actions{display:flex;justify-content:space-between;margin-top:24px;gap:12px}

/* Confirmation */
.confirm{text-align:center;padding:16px 0}
.confirm-icon{width:78px;height:78px;border-radius:50%;background:linear-gradient(135deg,var(--success),#34d399);color:#fff;font-size:38px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;box-shadow:0 8px 24px rgba(16,185,129,.3)}
.confirm h2{margin-bottom:6px}
.qr-box{display:inline-block;background:#fff;padding:18px;border-radius:16px;border:1px solid var(--border);margin:18px 0;box-shadow:var(--shadow-sm)}
.qr-box canvas{display:block}
.summary{background:var(--bg-soft);border-radius:12px;padding:18px 22px;max-width:480px;margin:0 auto;text-align:left}
.summary div{display:flex;justify-content:space-between;padding:7px 0;font-size:14px}
.summary div span:first-child{color:var(--muted)}
.summary div span:last-child{font-weight:600}

/* ─────── ACCOUNT ─────── */
.acc-tabs{display:flex;gap:8px;margin-bottom:24px;border-bottom:1px solid var(--border)}
.acc-tab{padding:10px 18px;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;transition:all .2s}
.acc-tab.active{color:var(--primary-2);border-color:var(--primary-2)}
.appt{background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px 22px;display:grid;grid-template-columns:auto 1fr auto auto;gap:18px;align-items:center;margin-bottom:12px}
.appt-date{text-align:center;background:var(--primary-soft);padding:10px 14px;border-radius:10px;min-width:64px}
.appt-date b{display:block;font-size:22px;color:var(--primary-2);font-weight:800;line-height:1}
.appt-date span{font-size:11px;color:var(--primary-2);text-transform:uppercase;font-weight:600;letter-spacing:.04em}
.appt-info h4{margin-bottom:2px;font-size:16px}
.appt-info p{margin:0;font-size:13px;color:var(--muted)}
.status{padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600}
.status.upcoming{background:#dbeafe;color:#1d4ed8}
.status.completed{background:#dcfce7;color:#15803d}
.status.cancelled{background:#fee2e2;color:#b91c1c}
.status.pending{background:#fef3c7;color:#a16207}
.appt-actions{display:flex;gap:6px}

/* ─────── CHAT ─────── */
.chat{display:grid;grid-template-columns:300px 1fr;gap:18px;height:600px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}
.chat-list{border-right:1px solid var(--border);overflow-y:auto;background:var(--bg-soft)}
.chat-item{padding:14px 16px;border-bottom:1px solid var(--border);display:flex;gap:10px;align-items:center;cursor:pointer;transition:background .15s}
.chat-item:hover{background:#fff}
.chat-item.active{background:#fff;border-left:3px solid var(--primary)}
.chat-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0}
.chat-item-info{flex:1;min-width:0}
.chat-item-info b{display:block;font-size:14px;font-weight:600}
.chat-item-info span{font-size:12.5px;color:var(--muted);display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.unread{background:var(--primary);color:#fff;border-radius:999px;font-size:11px;padding:2px 7px;font-weight:700}

.chat-main{display:flex;flex-direction:column}
.chat-header{padding:14px 20px;border-bottom:1px solid var(--border);display:flex;gap:12px;align-items:center}
.chat-header b{font-size:15px}
.chat-header small{display:block;font-size:12px;color:var(--success)}
.chat-body{flex:1;overflow-y:auto;padding:18px 20px;display:flex;flex-direction:column;gap:10px;background:var(--bg-soft)}
.msg{max-width:75%;padding:10px 14px;border-radius:14px;font-size:14px;line-height:1.45}
.msg.in{background:#fff;border:1px solid var(--border);border-bottom-left-radius:4px;align-self:flex-start}
.msg.out{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;border-bottom-right-radius:4px;align-self:flex-end}
.msg time{display:block;font-size:11px;opacity:.7;margin-top:3px}
.chat-input{padding:12px;border-top:1px solid var(--border);display:flex;gap:8px}
.chat-input input{flex:1;padding:10px 14px;border:1px solid var(--border);border-radius:10px;outline:none;font-size:14px}
.chat-input input:focus{border-color:var(--primary)}

/* ─────── ADMIN CRM ─────── */
.admin-grid{display:grid;grid-template-columns:240px 1fr;gap:24px}
.admin-side{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:16px}
.admin-side a{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:9px;color:var(--muted);font-weight:500;font-size:14px;margin-bottom:3px;cursor:pointer;transition:all .15s}
.admin-side a:hover{background:var(--bg-soft);color:var(--text)}
.admin-side a.active{background:var(--primary-soft);color:var(--primary-2)}
.admin-main{min-width:0}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:24px}
.stat{background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px}
.stat .lbl{font-size:13px;color:var(--muted);margin-bottom:6px}
.stat .val{font-size:26px;font-weight:800;color:var(--text)}
.stat .trend{font-size:12.5px;margin-top:4px}
.trend.up{color:var(--success)}
.trend.down{color:var(--danger)}

.table-wrap{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden}
.table-head{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}
table.crm{width:100%;border-collapse:collapse;font-size:14px}
table.crm th{text-align:left;padding:12px 22px;font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;background:var(--bg-soft);border-bottom:1px solid var(--border)}
table.crm td{padding:14px 22px;border-bottom:1px solid var(--border)}
table.crm tr:last-child td{border-bottom:none}
table.crm tr:hover{background:var(--bg-soft)}
.select-sm{padding:5px 10px;border:1px solid var(--border);border-radius:8px;font-size:13px;background:#fff}

/* Doctors */
.doctors-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:22px}
.doc-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;text-align:center;transition:all .25s}
.doc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.doc-avatar{width:90px;height:90px;border-radius:50%;background:linear-gradient(135deg,var(--primary-soft),var(--blue-soft));margin:0 auto 14px;display:flex;align-items:center;justify-content:center;font-size:36px;color:var(--primary-2);font-weight:700}
.doc-card h3{margin-bottom:2px}
.doc-card .spec{color:var(--primary-2);font-size:13.5px;font-weight:600;margin-bottom:6px}
.doc-card .exp{color:var(--muted);font-size:13px;margin-bottom:14px}

/* Toast */
.toast{position:fixed;bottom:30px;right:30px;background:#fff;border-left:4px solid var(--success);border-radius:10px;padding:14px 18px;box-shadow:var(--shadow-lg);z-index:100;animation:fadeSlide .3s ease;max-width:320px;font-size:14px}
.toast.err{border-color:var(--danger)}

/* ─────── FOOTER ─────── */
.footer{background:#0f172a;color:#cbd5e1;margin-top:80px;padding:48px 0 20px}
.footer-inner{max-width:1200px;margin:0 auto;padding:0 24px;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.footer h4{color:#fff;font-size:15px;margin-bottom:10px}
.footer p{font-size:13.5px;margin:0 0 4px;color:#94a3b8}
.logo-footer{color:#fff;margin-bottom:8px}
.copyright{text-align:center;margin-top:36px;padding-top:20px;border-top:1px solid #1e293b;font-size:13px;color:#64748b}

/* RESPONSIVE */
@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr}
  .hero-art{height:280px}
  h1{font-size:34px}
  .nav-links{display:none}
  .admin-grid{grid-template-columns:1fr}
  .chat{grid-template-columns:1fr;height:auto}
  .chat-list{max-height:200px}
  .form-grid{grid-template-columns:1fr}
  .appt{grid-template-columns:auto 1fr;gap:12px}
  .appt-actions,.status{grid-column:1/-1}
  .footer-inner{grid-template-columns:1fr}
}