/* ============================================================
   CareByte — Premium Healthcare SaaS UI
   Green glassmorphism · light + dark mode
   Pure CSS, no framework.
   ============================================================ */

:root{
    --accent:#10b981;
    --accent-2:#059669;
    --accent-3:#34d399;
    --accent-soft:rgba(16,185,129,.12);

    --bg:#eef3f1;
    --bg-grad-1:#e7f5ef;
    --bg-grad-2:#eef4ff;
    --surface:rgba(255,255,255,.72);
    --surface-solid:#ffffff;
    --surface-2:#f6f9f8;
    --border:rgba(15,40,32,.10);
    --border-strong:rgba(15,40,32,.16);

    --text:#0f2920;
    --text-2:#46665b;
    --text-3:#7d9389;
    --muted:#9fb3aa;

    --success:#10b981;
    --warning:#f59e0b;
    --danger:#ef4444;
    --info:#3b82f6;

    --sidebar-w:264px;
    --topbar-h:70px;
    --radius:16px;
    --radius-sm:11px;
    --shadow:0 1px 2px rgba(6,40,30,.06);
    --shadow-md:0 8px 24px -8px rgba(6,40,30,.18);
    --shadow-lg:0 24px 60px -20px rgba(6,40,30,.35);
    --blur:saturate(180%) blur(18px);
    --font:'Segoe UI',-apple-system,BlinkMacSystemFont,Roboto,Helvetica,Arial,sans-serif;
}

[data-theme="dark"]{
    --bg:#06120e;
    --bg-grad-1:#08231a;
    --bg-grad-2:#071a2a;
    --surface:rgba(13,32,26,.72);
    --surface-solid:#0d231b;
    --surface-2:#0c1f18;
    --border:rgba(120,200,170,.12);
    --border-strong:rgba(120,200,170,.20);
    --text:#e6f5ee;
    --text-2:#9cc4b5;
    --text-3:#6f9384;
    --muted:#5b7a6e;
    --shadow-md:0 8px 24px -8px rgba(0,0,0,.5);
    --shadow-lg:0 24px 60px -16px rgba(0,0,0,.65);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    font-family:var(--font);
    font-size:14px;line-height:1.55;color:var(--text);
    background:var(--bg);
    background-image:
        radial-gradient(1100px 600px at 8% -10%, var(--bg-grad-1), transparent 55%),
        radial-gradient(900px 500px at 100% 0%, var(--bg-grad-2), transparent 50%);
    background-attachment:fixed;
    min-height:100vh;
    -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
button{font-family:inherit}

/* ---------------- App shell ---------------- */
.app-shell{display:flex;min-height:100vh}

.sidebar{
    width:var(--sidebar-w);flex-shrink:0;
    position:fixed;top:0;left:0;bottom:0;z-index:60;
    display:flex;flex-direction:column;
    background:var(--surface);
    -webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
    border-right:1px solid var(--border);
    transition:transform .28s cubic-bezier(.4,0,.2,1);
}
.sidebar-dark{
    background:linear-gradient(180deg,#06251b 0%, #04140f 100%);
    border-right:1px solid rgba(120,200,170,.12);
    color:#cdeee0;
}
.sidebar-dark .nav-item{color:#9fc7b8}
.sidebar-dark .brand-sub,.sidebar-dark .user-role{color:#6f9e8d}
.sidebar-dark .brand-name,.sidebar-dark .user-name{color:#eafff7}

.brand{display:flex;align-items:center;gap:12px;padding:22px 20px 18px}
.brand-mark{
    width:42px;height:42px;border-radius:12px;flex-shrink:0;
    display:flex;align-items:center;justify-content:center;
    font-weight:800;font-size:15px;color:#04231a;letter-spacing:.5px;
    background:linear-gradient(135deg,var(--accent-3),var(--accent-2));
    box-shadow:0 6px 16px -4px rgba(16,185,129,.6);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;overflow:hidden}
.brand-name{font-weight:750;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-sub{font-size:11px;color:var(--text-3);white-space:nowrap}

.nav{flex:1;overflow-y:auto;padding:8px 12px;display:flex;flex-direction:column;gap:2px}
.nav-item{
    display:flex;align-items:center;gap:13px;
    padding:10px 14px;border-radius:11px;
    color:var(--text-2);font-weight:550;font-size:13.5px;
    transition:all .16s ease;position:relative;
}
.nav-item:hover{background:var(--accent-soft);color:var(--text)}
.nav-item.active{
    background:linear-gradient(135deg,var(--accent),var(--accent-2));
    color:#fff;box-shadow:0 8px 18px -8px rgba(16,185,129,.7);
}
.sidebar-dark .nav-item.active{color:#04140f}
.nav-ico{width:20px;text-align:center;font-size:15px;opacity:.95}
.nav-label{white-space:nowrap;flex:1}
.nav-badge{background:var(--danger);color:#fff;font-size:11px;font-weight:700;min-width:19px;height:19px;border-radius:50px;display:flex;align-items:center;justify-content:center;padding:0 6px}
.nav-item.active .nav-badge{background:#fff;color:var(--accent-2)}

.sidebar-foot{padding:14px 14px 18px;border-top:1px solid var(--border)}
.user-chip{display:flex;align-items:center;gap:11px;padding:8px;border-radius:12px;background:var(--accent-soft)}
.avatar{
    width:38px;height:38px;border-radius:50%;flex-shrink:0;
    display:flex;align-items:center;justify-content:center;
    font-weight:700;font-size:13px;color:#fff;
    background:linear-gradient(135deg,var(--accent-3),var(--accent-2));
}
.avatar.sm{width:32px;height:32px;font-size:11px}
.user-meta{display:flex;flex-direction:column;line-height:1.25;overflow:hidden}
.user-name{font-weight:650;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.user-role{font-size:11px;color:var(--text-3)}

/* ---------------- Main / topbar ---------------- */
.main{flex:1;margin-left:var(--sidebar-w);min-width:0;display:flex;flex-direction:column}
.topbar{
    height:var(--topbar-h);position:sticky;top:0;z-index:40;
    display:flex;align-items:center;gap:16px;padding:0 28px;
    border-bottom:1px solid var(--border);
}
.glass{
    background:var(--surface);
    -webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
}
.page-heading{flex:1;min-width:0}
.page-heading h1{font-size:20px;font-weight:730;letter-spacing:-.3px}
.page-heading p{font-size:13px;color:var(--text-3);margin-top:1px}
.topbar-actions{display:flex;align-items:center;gap:10px}
.topbar-divider{width:1px;height:26px;background:var(--border-strong)}
.topbar-user{display:flex;align-items:center;gap:10px}
.icon-btn{
    width:40px;height:40px;border-radius:11px;border:1px solid var(--border);
    background:var(--surface-2);color:var(--text-2);font-size:16px;cursor:pointer;
    display:flex;align-items:center;justify-content:center;position:relative;
    transition:all .16s ease;
}
.icon-btn:hover{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}
.badge-dot{position:absolute;top:9px;right:10px;width:7px;height:7px;border-radius:50%;background:var(--danger);box-shadow:0 0 0 2px var(--surface-2)}
.sidebar-toggle{display:none}

.content{padding:28px;max-width:1480px;width:100%;margin:0 auto;flex:1}

/* ---------------- Cards & grid ---------------- */
.card{
    background:var(--surface);
    -webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
    border:1px solid var(--border);border-radius:var(--radius);
    box-shadow:var(--shadow-md);
}
.card-pad{padding:22px}
.card-head{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--border)}
.card-head h2,.card-head h3{font-size:15px;font-weight:700}
.card-head .sub{font-size:12px;color:var(--text-3)}

.grid{display:grid;gap:18px}
.grid-stats{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.mt{margin-top:18px}.mt-lg{margin-top:26px}.mb{margin-bottom:18px}

/* ---- Stat cards ---- */
.stat{
    position:relative;overflow:hidden;
    background:var(--surface);
    -webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur);
    border:1px solid var(--border);border-radius:var(--radius);
    padding:20px;box-shadow:var(--shadow-md);
    transition:transform .2s ease,box-shadow .2s ease;
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.stat::after{content:'';position:absolute;inset:0 0 auto auto;width:120px;height:120px;
    background:radial-gradient(circle at 70% 30%,var(--accent-soft),transparent 70%);pointer-events:none}
.stat-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.stat-ico{
    width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
    font-size:19px;color:var(--accent);background:var(--accent-soft);
}
.stat-label{font-size:12.5px;color:var(--text-3);font-weight:600;text-transform:uppercase;letter-spacing:.4px}
.stat-value{font-size:28px;font-weight:790;letter-spacing:-1px;margin-top:4px}
.stat-trend{display:inline-flex;align-items:center;gap:4px;font-size:12px;font-weight:650;margin-top:8px}
.trend-up{color:var(--success)}.trend-down{color:var(--danger)}

/* ---------------- Tables ---------------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius)}
table.data{width:100%;border-collapse:collapse;font-size:13.5px}
table.data thead th{
    text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.5px;
    color:var(--text-3);font-weight:680;padding:13px 18px;border-bottom:1px solid var(--border);
    white-space:nowrap;
}
table.data tbody td{padding:13px 18px;border-bottom:1px solid var(--border);vertical-align:middle}
table.data tbody tr{transition:background .12s ease}
table.data tbody tr:hover{background:var(--accent-soft)}
table.data tbody tr:last-child td{border-bottom:none}
.cell-strong{font-weight:650;color:var(--text)}
.cell-muted{color:var(--text-3);font-size:12.5px}
.row-flex{display:flex;align-items:center;gap:11px}

/* ---------------- Badges ---------------- */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:50px;font-size:11.5px;font-weight:650;line-height:1.6}
.badge::before{content:'';width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.9}
.badge-green{background:rgba(16,185,129,.14);color:#0a9c6e}
.badge-amber{background:rgba(245,158,11,.16);color:#b9770b}
.badge-red{background:rgba(239,68,68,.14);color:#d23b3b}
.badge-blue{background:rgba(59,130,246,.14);color:#2f6fd6}
.badge-gray{background:rgba(120,140,130,.16);color:var(--text-2)}
.badge-purple{background:rgba(139,92,246,.15);color:#7c4ddb}
[data-theme="dark"] .badge-green{color:#34d399}
[data-theme="dark"] .badge-amber{color:#fbbf24}
[data-theme="dark"] .badge-red{color:#f87171}
[data-theme="dark"] .badge-blue{color:#60a5fa}

/* ---------------- Buttons ---------------- */
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:10px 18px;border-radius:11px;border:1px solid transparent;
    font-size:13.5px;font-weight:650;cursor:pointer;transition:all .16s ease;white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#fff;box-shadow:0 8px 18px -8px rgba(16,185,129,.7)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 12px 24px -8px rgba(16,185,129,.85)}
.btn-ghost{background:var(--surface-2);border-color:var(--border);color:var(--text-2)}
.btn-ghost:hover{background:var(--accent-soft);color:var(--accent);border-color:var(--accent)}
.btn-danger{background:var(--danger);color:#fff}
.btn-danger:hover{filter:brightness(1.05)}
.btn-outline{background:transparent;border-color:var(--border-strong);color:var(--text)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.btn-sm{padding:7px 13px;font-size:12.5px;border-radius:9px}
.btn-block{width:100%}
.btn-lg{padding:13px 24px;font-size:15px}

/* ---------------- Forms ---------------- */
.form-group{margin-bottom:16px}
.form-row{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
label{display:block;font-size:12.5px;font-weight:620;color:var(--text-2);margin-bottom:6px}
input,select,textarea{
    width:100%;padding:11px 13px;font-size:14px;font-family:inherit;color:var(--text);
    background:var(--surface-solid);border:1px solid var(--border-strong);border-radius:11px;
    transition:border-color .15s ease,box-shadow .15s ease;
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
textarea{resize:vertical;min-height:90px}
.input-hint{font-size:11.5px;color:var(--text-3);margin-top:5px}

/* ---------------- Alerts ---------------- */
.alert{padding:13px 16px;border-radius:12px;font-size:13.5px;font-weight:550;margin-bottom:18px;border:1px solid transparent}
.alert-success,.alert-green{background:rgba(16,185,129,.12);border-color:rgba(16,185,129,.3);color:#0a8c63}
.alert-error,.alert-danger{background:rgba(239,68,68,.1);border-color:rgba(239,68,68,.3);color:#cf3535}
.alert-info{background:rgba(59,130,246,.1);border-color:rgba(59,130,246,.3);color:#2f6fd6}
.alert-warning{background:rgba(245,158,11,.12);border-color:rgba(245,158,11,.3);color:#b9770b}
[data-theme="dark"] .alert-success{color:#34d399}
[data-theme="dark"] .alert-error{color:#f87171}

/* ---------------- Page utilities ---------------- */
.page-actions{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:20px;flex-wrap:wrap}
.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.search-box{position:relative;min-width:240px}
.search-box input{padding-left:38px}
.search-box::before{content:'\1F50D';position:absolute;left:13px;top:50%;transform:translateY(-50%);font-size:13px;opacity:.5}
.empty{text-align:center;padding:50px 20px;color:var(--text-3)}
.empty-ico{font-size:42px;opacity:.4;margin-bottom:10px}
.section-title{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:var(--text-3);margin-bottom:12px}
.divider{height:1px;background:var(--border);margin:18px 0}
.pill-tabs{display:flex;gap:6px;background:var(--surface-2);padding:5px;border-radius:12px;width:fit-content;border:1px solid var(--border)}
.pill-tabs a{padding:7px 15px;border-radius:9px;font-size:13px;font-weight:600;color:var(--text-2)}
.pill-tabs a.active{background:var(--surface-solid);color:var(--accent);box-shadow:var(--shadow)}

.kv{display:flex;flex-direction:column;gap:13px}
.kv-row{display:flex;justify-content:space-between;gap:16px;font-size:13.5px}
.kv-row .k{color:var(--text-3)}
.kv-row .v{font-weight:600;text-align:right}

.list-row{display:flex;align-items:center;gap:14px;padding:13px 0;border-bottom:1px solid var(--border)}
.list-row:last-child{border-bottom:none}
.list-row .grow{flex:1;min-width:0}
.list-title{font-weight:640;font-size:13.5px}
.list-sub{font-size:12px;color:var(--text-3)}

.progress{height:8px;border-radius:50px;background:var(--surface-2);overflow:hidden}
.progress > span{display:block;height:100%;border-radius:50px;background:linear-gradient(90deg,var(--accent-3),var(--accent))}

/* patient journey stepper */
.journey{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.jstep{display:flex;flex-direction:column;align-items:center;gap:5px;min-width:64px}
.jdot{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;
    background:var(--surface-2);color:var(--text-3);border:1.5px solid var(--border-strong);transition:all .2s ease}
.jstep.done .jdot{background:linear-gradient(135deg,var(--accent-3),var(--accent-2));color:#fff;border-color:transparent}
.jstep.current .jdot{box-shadow:0 0 0 4px var(--accent-soft)}
.jlbl{font-size:11.5px;color:var(--text-3);font-weight:600;white-space:nowrap}
.jstep.done .jlbl{color:var(--text)}
.jline{height:2px;width:26px;background:var(--border-strong);margin-bottom:18px;border-radius:2px}
.jline.done{background:var(--accent)}
@media(max-width:640px){ .jline{width:12px} .jlbl{display:none} }

/* mini bar chart */
.bars{display:flex;align-items:flex-end;gap:10px;height:140px;padding-top:10px}
.bars .bar{flex:1;display:flex;flex-direction:column;align-items:center;gap:8px;height:100%;justify-content:flex-end}
.bars .bar > i{width:100%;max-width:34px;border-radius:7px 7px 0 0;background:linear-gradient(180deg,var(--accent-3),var(--accent));transition:height .5s ease;min-height:4px}
.bars .bar small{font-size:11px;color:var(--text-3)}

/* ---------------- Login ---------------- */
.auth-page{display:flex;min-height:100vh;align-items:center;justify-content:center;padding:24px;position:relative;overflow:hidden;
    background:radial-gradient(900px 600px at 15% 10%,#0d3b2c,transparent 60%),
               radial-gradient(900px 600px at 85% 90%,#0a2c3a,transparent 55%),#05140f;}
.auth-page::before{content:'';position:absolute;width:520px;height:520px;border-radius:50%;
    background:radial-gradient(circle,rgba(16,185,129,.18),transparent 65%);top:-120px;right:-80px;animation:float 14s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(28px) scale(1.06)}}
.auth-card{width:100%;max-width:420px;position:relative;z-index:2;
    background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
    -webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);
    border-radius:22px;padding:42px 38px;box-shadow:0 30px 70px -20px rgba(0,0,0,.6);color:#e7f7f0}
.auth-logo{display:flex;align-items:center;gap:12px;margin-bottom:26px}
.auth-logo .brand-mark{width:48px;height:48px;font-size:17px}
.auth-logo h1{font-size:21px;font-weight:780;color:#fff}
.auth-logo span{font-size:12px;color:#7fd6bb}
.auth-card h2{font-size:22px;font-weight:730;color:#fff;margin-bottom:4px}
.auth-card .lead{color:#9fc7b8;font-size:13.5px;margin-bottom:26px}
.auth-card label{color:#bfe6d8}
.auth-card input{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#fff}
.auth-card input::placeholder{color:#7fa495}
.auth-card input:focus{border-color:var(--accent-3);box-shadow:0 0 0 4px rgba(16,185,129,.2)}
.auth-foot{margin-top:22px;text-align:center;font-size:12.5px;color:#7fa495}
.auth-demo{margin-top:18px;padding:13px 15px;border-radius:12px;background:rgba(16,185,129,.1);border:1px solid rgba(16,185,129,.25);font-size:12px;color:#bfe6d8;line-height:1.7}
.auth-demo code{background:rgba(0,0,0,.25);padding:1px 7px;border-radius:6px;color:#7fffd4}

/* ---------------- POS ---------------- */
.pos-grid{display:grid;grid-template-columns:1fr 380px;gap:18px;align-items:start}
.pos-items{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}
.pos-tile{cursor:pointer;text-align:left;padding:14px;border-radius:14px;border:1px solid var(--border);
    background:var(--surface);transition:all .15s ease}
.pos-tile:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.pos-tile .nm{font-weight:650;font-size:13px;margin-bottom:4px}
.pos-tile .pr{color:var(--accent);font-weight:700;font-size:14px}
.pos-tile .st{font-size:11px;color:var(--text-3);margin-top:3px}
.cart-line{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--border)}
.cart-line .grow{flex:1;min-width:0}
.qty-btn{width:26px;height:26px;border-radius:8px;border:1px solid var(--border-strong);background:var(--surface-2);cursor:pointer;font-weight:700;color:var(--text-2)}

@media (max-width:1100px){ .pos-grid{grid-template-columns:1fr} }

/* ---------------- Responsive ---------------- */
@media (max-width:980px){
    .sidebar{transform:translateX(-100%)}
    .sidebar.open{transform:translateX(0);box-shadow:var(--shadow-lg)}
    .main{margin-left:0}
    .sidebar-toggle{display:flex}
    .content{padding:18px}
    .topbar{padding:0 16px}
}
.overlay{display:none;position:fixed;inset:0;background:rgba(4,18,13,.45);z-index:50}
.overlay.show{display:block}
@media (max-width:980px){ .topbar-user .btn{display:none} }