:root{
  --grad: linear-gradient(135deg,#06b6d4 0%,#6366f1 50%,#a855f7 100%);
  --grad-soft: linear-gradient(135deg,#22d3ee22,#a855f722);
  --ink:#1e2233; --muted:#6b7280; --line:#eceef3; --bg:#f6f7fb; --card:#fff;
  --cyan:#06b6d4; --indigo:#6366f1; --purple:#a855f7;
  --shadow:0 6px 24px rgba(30,34,51,.06); --shadow-lg:0 12px 40px rgba(99,102,241,.14);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Inter',-apple-system,'Segoe UI',system-ui,sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* Layout */
.app{display:flex;min-height:100vh}
.side{width:250px;background:#12152a;color:#cdd3e6;padding:26px 16px;position:fixed;height:100vh;display:flex;flex-direction:column}
.brand{display:flex;align-items:center;gap:11px;padding:0 8px 26px;font-weight:800;font-size:19px;letter-spacing:-.4px}
.brand .logo{width:38px;height:38px;border-radius:11px;background:var(--grad);display:grid;place-items:center;font-size:19px;box-shadow:0 4px 14px rgba(168,85,247,.4)}
.nav{display:flex;flex-direction:column;gap:5px;flex:1}
.nav a{display:flex;align-items:center;gap:13px;padding:12px 14px;border-radius:12px;color:#aeb6d4;font-weight:600;font-size:14.5px;transition:.15s}
.nav a .ic{font-size:18px;width:22px;text-align:center}
.nav a:hover{background:#1c2140;color:#fff}
.nav a.on{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(99,102,241,.35)}
.side-foot{padding:14px 10px;border-top:1px solid #23284a;font-size:13px;color:#8891b5}
.side-foot .who{color:#fff;font-weight:700;margin-bottom:2px}
.main{margin-left:250px;flex:1;padding:30px 38px;max-width:1400px}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px}
.topbar h1{font-size:26px;font-weight:800;letter-spacing:-.6px}
.topbar .sub{color:var(--muted);font-size:14px;margin-top:3px}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:12px;font-weight:700;font-size:14px;border:none;cursor:pointer;transition:.15s;background:#eef0f6;color:var(--ink)}
.btn:hover{transform:translateY(-1px)}
.btn-grad{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(99,102,241,.35)}
.btn-grad:hover{box-shadow:var(--shadow-lg)}
.btn-sm{padding:7px 13px;font-size:12.5px;border-radius:9px}
.btn-ghost{background:#fff;border:1.5px solid var(--line)}

/* Cards / stats */
.grid{display:grid;gap:20px}
.stats{grid-template-columns:repeat(4,1fr);margin-bottom:26px}
.stat{background:var(--card);border-radius:18px;padding:22px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.stat::before{content:'';position:absolute;inset:0 auto 0 0;width:5px;background:var(--grad)}
.stat .n{font-size:32px;font-weight:800;letter-spacing:-1px}
.stat .l{color:var(--muted);font-size:13px;font-weight:600;margin-top:2px}
.stat .ic{position:absolute;top:18px;right:18px;font-size:22px;opacity:.5}
.card{background:var(--card);border-radius:18px;box-shadow:var(--shadow);overflow:hidden}
.card h2{font-size:16px;font-weight:800;padding:20px 22px 0}
.card .body{padding:14px 22px 22px}
.two{grid-template-columns:1.4fr 1fr}

/* Cita rows */
.cita{display:flex;align-items:center;gap:14px;padding:13px 0;border-bottom:1px solid var(--line)}
.cita:last-child{border-bottom:none}
.cita .time{font-weight:800;font-size:15px;min-width:52px}
.cita .info{flex:1;min-width:0}
.cita .info .nm{font-weight:700;font-size:14.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cita .info .meta{color:var(--muted);font-size:12.5px;margin-top:2px}
.badge{padding:4px 11px;border-radius:20px;font-size:11.5px;font-weight:800;color:#fff;white-space:nowrap}
.empty{text-align:center;color:var(--muted);padding:34px 0;font-size:14px}
.dot{width:9px;height:9px;border-radius:50%;display:inline-block}

/* Agenda week */
.week{display:grid;grid-template-columns:repeat(7,1fr);gap:12px}
.day{background:var(--card);border-radius:16px;box-shadow:var(--shadow);min-height:120px;overflow:hidden}
.day .hd{padding:11px 13px;font-weight:800;font-size:13px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.day .hd.today{background:var(--grad);color:#fff}
.day .evs{padding:8px}
.ev{padding:7px 9px;border-radius:9px;margin-bottom:6px;font-size:11.5px;border-left:3px solid;background:#f8f9fd}
.ev .t{font-weight:800}
.ev .n{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#4b5165}

/* Forms */
.form{max-width:640px}
.field{margin-bottom:18px}
.field label{display:block;font-weight:700;font-size:13.5px;margin-bottom:7px}
.field input,.field select{width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;font-size:14.5px;font-family:inherit;background:#fff;transition:.15s}
.field input:focus,.field select:focus{outline:none;border-color:var(--indigo);box-shadow:0 0 0 3px #6366f120}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.suggest{position:relative}
.suggest .box{position:absolute;top:100%;left:0;right:0;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);z-index:20;margin-top:4px;overflow:hidden;display:none}
.suggest .box div{padding:11px 14px;cursor:pointer;font-size:14px;border-bottom:1px solid var(--line)}
.suggest .box div:hover{background:var(--grad-soft)}

/* Table */
.tbl{width:100%;border-collapse:collapse}
.tbl th{text-align:left;padding:12px 14px;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;border-bottom:2px solid var(--line)}
.tbl td{padding:13px 14px;border-bottom:1px solid var(--line);font-size:14px}
.tbl tr:hover td{background:#fafbff}

/* Flash */
.flash{padding:13px 18px;border-radius:12px;margin-bottom:20px;font-weight:600;font-size:14px}
.flash.ok{background:#10b98118;color:#047857}
.flash.error{background:#ef444418;color:#b91c1c}

/* Search */
.search{position:relative;max-width:340px}
.search input{width:100%;padding:11px 14px 11px 40px;border:1.5px solid var(--line);border-radius:12px;font-size:14px;background:#fff}
.search .i{position:absolute;left:14px;top:11px;opacity:.5}

/* Login */
.login-wrap{min-height:100vh;display:grid;place-items:center;background:var(--grad);padding:20px}
.login-card{background:#fff;border-radius:24px;padding:44px 40px;width:100%;max-width:400px;box-shadow:0 30px 80px rgba(30,34,51,.3)}
.login-card .logo{width:60px;height:60px;border-radius:17px;background:var(--grad);display:grid;place-items:center;font-size:30px;margin:0 auto 20px;box-shadow:var(--shadow-lg)}
.login-card h1{text-align:center;font-size:23px;font-weight:800;letter-spacing:-.5px}
.login-card p{text-align:center;color:var(--muted);font-size:14px;margin:6px 0 28px}
.login-card .btn{width:100%;justify-content:center;padding:14px}

@media(max-width:900px){
  .side{width:70px;padding:20px 8px}
  .brand span,.nav a span,.side-foot .who,.side-foot small{display:none}
  .nav a{justify-content:center}
  .main{margin-left:70px;padding:20px 16px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .two{grid-template-columns:1fr}
  .week{grid-template-columns:1fr;gap:10px}
  .row2{grid-template-columns:1fr}
}