:root{
  --verde:#5DA13C; --verde-oscuro:#447A2C; --verde-claro:#eaf3e4; --verde-soft:#f5faf1;
  --gris:#3F4242; --gris-medio:#6b6e6e; --gris-claro:#f4f5f5;
  --texto:#2b2b2b; --borde:#e3e5e5;
  --rojo:#d9534f; --ambar:#f0ad4e; --azul:#4a8db5; --blanco:#fff;
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,'Segoe UI','Helvetica Neue',Arial,sans-serif;background:#f0f2f2;color:var(--texto);line-height:1.5;font-size:14px}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit}

/* === Login === */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;background:linear-gradient(135deg,#f5faf1 0%,#e6efe1 100%)}
.login-card{background:#fff;border-radius:14px;box-shadow:0 12px 30px rgba(0,0,0,.08);padding:32px;max-width:380px;width:100%}
.login-card .logo{text-align:center;margin-bottom:18px}
.login-card .logo img{height:60px}
.login-card h1{text-align:center;font-size:18px;color:var(--gris);margin-bottom:6px}
.login-card .sub{text-align:center;color:var(--gris-medio);font-size:13px;margin-bottom:22px}
.field{margin-bottom:14px}
.field label{display:block;font-size:11.5px;color:var(--gris-medio);text-transform:uppercase;letter-spacing:.5px;margin-bottom:5px;font-weight:600}
.field input{width:100%;padding:10px 12px;border:1px solid var(--borde);border-radius:8px;font-size:14px;background:#fafbfb}
.field input:focus{outline:none;border-color:var(--verde);background:#fff}
.error{color:var(--rojo);font-size:12.5px;margin-top:6px;display:none}
.error.show{display:block}

/* === Top bar === */
.topbar{background:#fff;border-bottom:2px solid var(--verde);padding:12px 24px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:50;box-shadow:0 1px 4px rgba(0,0,0,.04)}
.topbar .brand{display:flex;align-items:center;gap:12px}
.topbar .brand img{height:38px}
.topbar .brand .label{font-size:10.5px;color:var(--gris-medio);text-transform:uppercase;letter-spacing:1px}
.topbar .brand .title{font-weight:700;color:var(--gris);font-size:14.5px;line-height:1.1}
.topbar .search{flex:1;max-width:380px;margin:0 24px;position:relative}
.topbar .search input{width:100%;padding:8px 12px 8px 32px;border:1px solid var(--borde);border-radius:8px;font-size:13px;background:#f7f9f9}
.topbar .search input:focus{outline:none;border-color:var(--verde);background:#fff}
.topbar .search::before{content:"🔍";position:absolute;left:10px;top:50%;transform:translateY(-50%);font-size:11px;opacity:.5}
.topbar .user{display:flex;align-items:center;gap:10px;color:var(--gris)}
.topbar .user .name{font-weight:600;font-size:13px}
.topbar .user .col{font-size:11px;color:var(--gris-medio)}
.topbar .user .avatar{width:34px;height:34px;border-radius:50%;background:var(--verde);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}
.topbar .user .logout{background:none;border:none;color:var(--gris-medio);font-size:13px;cursor:pointer;padding:6px 10px;border-radius:6px}
.topbar .user .logout:hover{background:var(--gris-claro);color:var(--rojo)}

/* === Layout === */
.layout{display:grid;grid-template-columns:220px 1fr;min-height:calc(100vh - 67px)}
.sidebar{background:var(--gris);color:#cdd0d0;padding:18px 0;position:sticky;top:67px;height:calc(100vh - 67px);overflow:auto}
.sidebar .section{padding:10px 22px 6px;font-size:10px;text-transform:uppercase;letter-spacing:1.4px;color:#888c8c;margin-top:4px}
.sidebar a{display:flex;align-items:center;gap:11px;padding:11px 22px;color:#cdd0d0;font-size:13.5px;border-left:3px solid transparent;cursor:pointer;transition:.15s}
.sidebar a:hover{background:#33363a;color:#fff}
.sidebar a.active{background:#2a2d30;color:#fff;border-left-color:var(--verde);font-weight:600}
.sidebar a .ico{width:18px;text-align:center;font-size:14px}
.sidebar .bot-status{margin:18px 22px;padding:10px 12px;background:#33363a;border-radius:6px;font-size:11.5px}
.sidebar .bot-status .dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--verde);box-shadow:0 0 6px var(--verde);margin-right:6px;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.5}}

.main{padding:24px 28px;overflow:auto}
.page-head{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:20px;gap:16px;flex-wrap:wrap}
.page-head h1{font-size:22px;color:var(--gris);margin-bottom:4px;font-weight:700}
.page-head .sub{font-size:13px;color:var(--gris-medio)}
.page-head .actions{display:flex;gap:8px}

/* === KPI === */
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:22px}
.kpi{background:#fff;padding:16px 18px;border-radius:10px;border:1px solid var(--borde);position:relative;overflow:hidden}
.kpi::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--verde)}
.kpi .label{font-size:11px;color:var(--gris-medio);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
.kpi .value{font-size:26px;font-weight:700;color:var(--gris);line-height:1}
.kpi .delta{font-size:11.5px;margin-top:5px;color:var(--gris-medio)}
.kpi .delta.up{color:var(--verde)}

/* === Cards === */
.card{background:#fff;border:1px solid var(--borde);border-radius:10px;overflow:hidden;margin-bottom:14px}
.card .head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--borde)}
.card .head h2{font-size:14.5px;color:var(--gris);font-weight:700}
.card .head .actions a,.card .head .actions button{font-size:12px;color:var(--verde-oscuro);font-weight:600;background:none;border:none}
.card .body{padding:6px 0}
.cols2{display:grid;grid-template-columns:1.4fr 1fr;gap:16px}
@media(max-width:1100px){.cols2{grid-template-columns:1fr}}

/* === Table === */
table{width:100%;border-collapse:collapse;font-size:13.5px}
table th{text-align:left;padding:8px 18px;font-size:10.5px;color:var(--gris-medio);text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--borde);font-weight:600;background:var(--verde-soft)}
table td{padding:11px 18px;border-bottom:1px solid var(--borde)}
table tbody tr:last-child td{border-bottom:none}
table tbody tr{cursor:pointer}
table tbody tr:hover{background:var(--verde-soft)}
.pac-name{font-weight:600;color:var(--gris);display:flex;align-items:center;gap:10px}
.pac-avatar{width:30px;height:30px;border-radius:50%;background:var(--verde-claro);color:var(--verde-oscuro);font-weight:700;display:flex;align-items:center;justify-content:center;font-size:10.5px;flex-shrink:0}
.pac-avatar.lg{width:60px;height:60px;font-size:20px}

/* === Adherencia === */
.adher{display:flex;align-items:center;gap:8px}
.adher-bar{flex:1;height:6px;background:var(--gris-claro);border-radius:4px;overflow:hidden;max-width:80px}
.adher-fill{height:100%;border-radius:4px;background:var(--verde)}
.adher-fill.media{background:var(--ambar)}
.adher-fill.baja{background:var(--rojo)}
.adher-pct{font-size:12px;font-weight:600;color:var(--gris);min-width:36px}

/* === Chips === */
.chip{display:inline-block;padding:3px 9px;border-radius:12px;font-size:11px;font-weight:600;background:var(--verde-claro);color:var(--verde-oscuro);white-space:nowrap}
.chip.warn{background:#fff3df;color:#a06419}
.chip.danger{background:#fde2e1;color:#a02d2a}
.chip.info{background:#e6eff5;color:#2c5670}
.chip.neutral{background:#eee;color:#555}

/* === Botones === */
.btn{background:var(--verde);color:#fff;border:none;padding:9px 16px;border-radius:7px;font-size:13px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.btn:hover{background:var(--verde-oscuro)}
.btn.lg{padding:11px 22px;font-size:14px;width:100%;justify-content:center}
.btn.sec{background:#fff;color:var(--gris);border:1px solid var(--borde)}
.btn.sec:hover{background:var(--gris-claro)}
.btn.danger{background:var(--rojo)}
.btn.sm{padding:5px 10px;font-size:11.5px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* === Toolbar === */
.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:14px;flex-wrap:wrap}
.toolbar .filter{background:#fff;border:1px solid var(--borde);padding:7px 13px;border-radius:7px;font-size:12.5px;color:var(--gris);cursor:pointer}
.toolbar .filter.active{background:var(--verde);color:#fff;border-color:var(--verde)}
.toolbar input[type=text],.toolbar select{padding:8px 12px;border:1px solid var(--borde);border-radius:7px;font-size:13px;min-width:200px;background:#fff}

/* === Tabs === */
.tabs{display:flex;border-bottom:1px solid var(--borde);margin-bottom:18px;flex-wrap:wrap}
.tabs a{padding:10px 18px;font-size:13px;font-weight:600;color:var(--gris-medio);border-bottom:2px solid transparent;cursor:pointer}
.tabs a:hover{color:var(--gris)}
.tabs a.active{color:var(--verde-oscuro);border-bottom-color:var(--verde)}

/* === Ficha === */
.pac-header{background:#fff;border:1px solid var(--borde);border-radius:10px;padding:20px;display:flex;gap:18px;align-items:center;margin-bottom:18px}
.pac-header .meta{flex:1;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media(max-width:900px){.pac-header .meta{grid-template-columns:repeat(2,1fr)}}
.pac-header .meta .item .label{font-size:10px;color:var(--gris-medio);text-transform:uppercase;letter-spacing:.5px}
.pac-header .meta .item .value{font-size:13.5px;font-weight:600;color:var(--gris);margin-top:2px;word-break:break-word}

/* === Biblioteca grid === */
.lib-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.lib-card{background:#fff;border:1px solid var(--borde);border-radius:10px;overflow:hidden;cursor:pointer;transition:.15s}
.lib-card:hover{transform:translateY(-2px);box-shadow:0 4px 14px rgba(0,0,0,.06)}
.lib-card .thumb{height:120px;background:linear-gradient(135deg,var(--verde) 0%,var(--verde-oscuro) 100%);display:flex;align-items:center;justify-content:center;color:#fff;font-size:32px;position:relative}
.lib-card .body{padding:10px 12px}
.lib-card .nombre{font-weight:700;color:var(--gris);font-size:13px;margin-bottom:4px;line-height:1.3}
.lib-card .tags{display:flex;gap:4px;flex-wrap:wrap;margin-top:4px}
.lib-card .tag{font-size:10px;background:var(--gris-claro);color:var(--gris);padding:2px 6px;border-radius:9px}
.lib-card .meta{font-size:11px;color:var(--gris-medio);margin-top:4px}

/* === Editor de rutinas === */
.editor-layout{display:grid;grid-template-columns:300px 1fr;gap:16px;align-items:start}
@media(max-width:1000px){.editor-layout{grid-template-columns:1fr}}
.editor-biblio{background:#fff;border:1px solid var(--borde);border-radius:10px;overflow:hidden;display:flex;flex-direction:column;max-height:calc(100vh - 200px);position:sticky;top:84px}
.editor-biblio .h{padding:12px 14px;border-bottom:1px solid var(--borde)}
.editor-biblio .h h2{font-size:13px;color:var(--gris);font-weight:700;margin-bottom:8px}
.editor-biblio .h input{width:100%;padding:7px 10px;border:1px solid var(--borde);border-radius:6px;font-size:12.5px}
.editor-biblio .h .cats{display:flex;flex-wrap:wrap;gap:4px;margin-top:8px}
.editor-biblio .h .cats span{font-size:10.5px;padding:2px 8px;background:var(--gris-claro);border-radius:10px;cursor:pointer;color:var(--gris)}
.editor-biblio .h .cats span.on{background:var(--verde);color:#fff}
.editor-biblio .list{overflow:auto;flex:1;min-height:300px}
.lib-item{display:flex;gap:9px;align-items:center;padding:9px 14px;border-bottom:1px solid var(--borde);cursor:grab;transition:.1s;user-select:none}
.lib-item:hover{background:var(--verde-soft)}
.lib-item.dragging{opacity:.4}
.lib-item .ico{width:36px;height:36px;border-radius:6px;background:linear-gradient(135deg,var(--verde),var(--verde-oscuro));color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;flex-shrink:0}
.lib-item .n{font-size:12.5px;font-weight:600;color:var(--gris);line-height:1.2}
.lib-item .c{font-size:10.5px;color:var(--gris-medio)}

.editor-rutina{background:#fff;border:1px solid var(--borde);border-radius:10px;overflow:hidden}
.editor-rutina .h{padding:14px 18px;border-bottom:1px solid var(--borde);display:flex;justify-content:space-between;align-items:center}
.editor-rutina .meta-form{padding:14px 18px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:10px;border-bottom:1px solid var(--borde);background:var(--verde-soft)}
@media(max-width:900px){.editor-rutina .meta-form{grid-template-columns:1fr 1fr}}
.editor-rutina .meta-form label{display:block;font-size:10px;color:var(--gris-medio);text-transform:uppercase;letter-spacing:.5px;margin-bottom:3px;font-weight:600}
.editor-rutina .meta-form input,.editor-rutina .meta-form select{width:100%;padding:6px 9px;border:1px solid var(--borde);border-radius:6px;font-size:12.5px;background:#fff}

.drop-zone{padding:14px 18px;min-height:200px;border:2px dashed transparent;transition:.15s}
.drop-zone.over{border-color:var(--verde);background:var(--verde-soft)}
.drop-zone:empty::before{content:"⬇ Arrastra ejercicios de la biblioteca aquí";display:block;text-align:center;padding:40px 20px;color:var(--gris-medio);font-size:13px;border:2px dashed var(--borde);border-radius:10px}

.ej-row{display:grid;grid-template-columns:24px 44px 1fr 60px 70px 70px 1.2fr 24px;gap:8px;align-items:center;padding:9px 0;border-bottom:1px solid var(--borde);transition:.1s}
.ej-row:hover{background:var(--verde-soft);margin:0 -8px;padding:9px 8px;border-radius:6px}
.ej-row.dragging{opacity:.4}
.ej-row .num{font-weight:700;color:var(--verde);font-size:13px;text-align:center;cursor:grab;user-select:none}
.ej-row .thumb{width:44px;height:32px;border-radius:5px;background:linear-gradient(135deg,var(--verde),var(--verde-oscuro));color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0}
.ej-row .ej-info .n{font-weight:600;color:var(--gris);font-size:12.5px;line-height:1.2}
.ej-row .ej-info .c{font-size:10.5px;color:var(--gris-medio)}
.ej-row input{width:100%;padding:5px 7px;border:1px solid var(--borde);border-radius:5px;font-size:12px;text-align:center;background:#fff}
.ej-row .notas{text-align:left}
.ej-row .del{cursor:pointer;color:var(--gris-medio);font-size:14px;text-align:center;width:24px;height:24px;line-height:22px;border-radius:50%}
.ej-row .del:hover{background:var(--rojo);color:#fff}

.ej-row-head{display:grid;grid-template-columns:24px 44px 1fr 60px 70px 70px 1.2fr 24px;gap:8px;padding:6px 0;border-bottom:1px solid var(--borde);font-size:10px;text-transform:uppercase;letter-spacing:.5px;color:var(--gris-medio);font-weight:600}
.ej-row-head span{text-align:center}
.ej-row-head .ej-info,.ej-row-head .notas{text-align:left}

/* === Modal === */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.45);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal.open{display:flex}
.modal .box{background:#fff;border-radius:14px;padding:22px;max-width:480px;width:100%;max-height:90vh;overflow:auto}
.modal h3{color:var(--gris);margin-bottom:12px;font-size:16px}
.modal .desc{color:var(--gris-medio);font-size:13px;margin-bottom:14px}
.modal .row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--borde);font-size:13.5px}
.modal .row:last-child{border:none}

/* === Loading === */
.loading{padding:40px;text-align:center;color:var(--gris-medio);font-size:13px}
.loading::before{content:"⏳ ";font-size:18px;display:block;margin-bottom:8px}
.empty{padding:50px;text-align:center;color:var(--gris-medio);font-size:13px}

/* === Toast === */
.toast{position:fixed;bottom:24px;right:24px;background:var(--gris);color:#fff;padding:12px 18px;border-radius:8px;font-size:13px;box-shadow:0 4px 12px rgba(0,0,0,.2);z-index:200;display:none}
.toast.show{display:block;animation:slideIn .3s}
.toast.ok{background:var(--verde)}
.toast.err{background:var(--rojo)}
@keyframes slideIn{from{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}

/* === Misc === */
.muted{color:var(--gris-medio)}
.flex{display:flex;gap:10px;align-items:center}
.spread{justify-content:space-between}
.right{text-align:right}
.hide{display:none!important}