:root {
    --navy: #071b36;
    --navy-2: #0d2d53;
    --blue: #0a5bc4;
    --cyan: #63ddff;
    --orange: #ef9a34;
    --paper: #f4f7fb;
    --white: #fff;
    --ink: #14243b;
    --muted: #6d7d93;
    --line: #dce5ef;
    --green: #199a65;
    --red: #c94545;
    --shadow: 0 14px 34px rgba(7, 27, 54, .08);
    font-family: 'Segoe UI', Arial, sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; color: var(--ink); background: var(--paper); font-size: 15px; line-height: 1.45; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { cursor: pointer; }
.app-body { min-height: 100vh; }
.app-layout { min-height: 100vh; display: flex; }
.app-sidebar { width: 246px; flex: 0 0 246px; display: flex; flex-direction: column; padding: 24px 14px 18px; color: rgba(255,255,255,.7); background: var(--navy); }
.sidebar-brand { display: flex; justify-content: flex-start; align-items: center; padding: 0 8px 20px; }
.sidebar-brand img { width: 82px; height: 48px; padding: 1px 3px; object-fit: contain; background: #fff; border-radius: 6px; }
.sidebar-system { display: flex; align-items: center; gap: 9px; padding: 15px 12px; color: var(--white); border-top: 1px solid rgba(255,255,255,.12); border-bottom: 1px solid rgba(255,255,255,.12); font-size: .76rem; font-weight: 700; }
.system-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 0 4px rgba(99,221,255,.12); }
.sidebar-nav { display: grid; gap: 4px; padding-top: 24px; }
.sidebar-link { display: flex; align-items: center; gap: 12px; padding: 12px 13px; color: rgba(255,255,255,.63); border-left: 3px solid transparent; border-radius: 0 5px 5px 0; font-size: .83rem; transition: background .2s ease, color .2s ease, border .2s ease; }
.sidebar-link:hover, .sidebar-link.is-active { color: var(--white); background: rgba(99,221,255,.1); border-left-color: var(--cyan); }
.nav-icon { width: 19px; color: var(--cyan); text-align: center; font-size: 1.1rem; }
.sidebar-footer { margin-top: auto; padding: 15px 12px 0; color: rgba(255,255,255,.42); border-top: 1px solid rgba(255,255,255,.12); font-size: .66rem; }
.sidebar-footer strong { display: block; margin-top: 6px; color: rgba(255,255,255,.66); font-size: .72rem; line-height: 1.35; }
.app-main { min-width: 0; flex: 1; }
.app-topbar { min-height: 70px; display: flex; align-items: center; gap: 20px; padding: 0 32px; background: var(--white); border-bottom: 1px solid var(--line); }
.breadcrumb { display: flex; align-items: center; gap: 10px; color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; }
.breadcrumb span { color: var(--blue); font-weight: 700; }
.breadcrumb b { color: #aab7c6; }
.breadcrumb strong { color: var(--ink); font-weight: 600; }
.topbar-user { display: flex; align-items: center; gap: 12px; margin-left: auto; font-size: .78rem; }
.role-pill { padding: 5px 9px; border-radius: 30px; font-size: .65rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.role-admin { color: #744b00; background: #fff1cf; }
.role-veedor { color: #07576a; background: #dff8ff; }
.user-name { color: var(--muted); }
.logout-link { color: var(--red); font-weight: 700; }
.mobile-menu { display: none; padding: 6px 8px; color: var(--navy); background: transparent; border: 1px solid var(--line); border-radius: 5px; }
.app-content { max-width: 1440px; margin: 0 auto; padding: 34px 36px 48px; }
.app-footer { display: flex; justify-content: space-between; gap: 15px; padding: 18px 36px; color: var(--muted); background: var(--white); border-top: 1px solid var(--line); font-size: .72rem; }
.page-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 22px; margin-bottom: 25px; }
.page-heading h1 { margin: 0 0 7px; color: var(--navy); font-size: clamp(1.7rem, 3vw, 2.5rem); letter-spacing: -.05em; }
.page-heading p { max-width: 680px; margin: 0; color: var(--muted); }
.eyebrow { margin: 0 0 7px; color: var(--blue); font-size: .68rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.card-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 15px; margin-bottom: 24px; }
.metric-card { min-height: 125px; padding: 19px; background: var(--white); border: 1px solid var(--line); border-radius: 6px; box-shadow: var(--shadow); }
.metric-card .metric-label { color: var(--muted); font-size: .72rem; font-weight: 700; text-transform: uppercase; }
.metric-card strong { display: block; margin: 10px 0 2px; color: var(--navy); font-size: 2rem; letter-spacing: -.06em; }
.metric-card small { color: var(--muted); font-size: .73rem; }
.metric-card.is-blue { color: var(--white); background: linear-gradient(145deg, var(--blue), var(--navy-2)); border: 0; }
.metric-card.is-blue .metric-label, .metric-card.is-blue small, .metric-card.is-blue strong { color: var(--white); }
.content-grid { display: grid; grid-template-columns: 1.35fr .9fr; gap: 18px; align-items: start; }
.panel { padding: 22px; background: var(--white); border: 1px solid var(--line); border-radius: 6px; box-shadow: var(--shadow); }
.panel + .panel { margin-top: 18px; }
.panel-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 18px; }
.panel-head h2 { margin: 0; color: var(--navy); font-size: 1.05rem; letter-spacing: -.025em; }
.panel-head p { margin: 4px 0 0; color: var(--muted); font-size: .78rem; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 38px; padding: 9px 14px; border: 0; border-radius: 4px; font-size: .77rem; font-weight: 700; transition: transform .18s ease, box-shadow .18s ease, background .18s ease; }
.button:hover { transform: translateY(-1px); box-shadow: 0 7px 16px rgba(7,27,54,.12); }
.button-primary { color: var(--white); background: var(--blue); }
.button-dark { color: var(--white); background: var(--navy); }
.button-light { color: var(--navy); background: #edf3f9; }
.button-success { color: var(--white); background: var(--green); }
.button-danger { color: var(--white); background: var(--red); }
.button-small { min-height: 30px; padding: 6px 9px; font-size: .68rem; }
.button[disabled] { opacity: .55; cursor: not-allowed; transform: none; }
.button-row { display: flex; flex-wrap: wrap; gap: 9px; }
.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; font-size: .75rem; }
.data-table th { padding: 10px 9px; color: #53647a; background: #eef3f8; border-bottom: 1px solid var(--line); font-size: .64rem; letter-spacing: .04em; text-align: left; text-transform: uppercase; white-space: nowrap; }
.data-table td { padding: 11px 9px; border-bottom: 1px solid #edf1f5; vertical-align: middle; }
.data-table tr:hover td { background: #fbfdff; }
.data-table .total { color: var(--red); font-weight: 800; }
.data-table .person-name { min-width: 190px; color: var(--navy); font-weight: 700; }
.data-table .muted-cell { color: var(--muted); }
.tag-regimen { display: inline-block; padding: 4px 7px; border-radius: 18px; font-size: .62rem; font-weight: 800; white-space: nowrap; }
.tag-276 { color: #124f86; background: #e4f0ff; }
.tag-cas { color: #7a4b10; background: #fff0d7; }
.group-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px; }
.group-grid a { display: grid; gap: 4px; padding: 12px; background: #f8fbff; border: 1px solid var(--line); border-radius: 5px; transition: transform .18s ease, border .18s ease; }
.group-grid a:hover { transform: translateY(-1px); border-color: var(--cyan); }
.group-grid strong { color: var(--navy); font-size: .75rem; }
.group-grid span { color: var(--muted); font-size: .68rem; }
.empty-state { padding: 32px 16px; color: var(--muted); text-align: center; }
.estado { display: inline-block; padding: 4px 8px; border-radius: 20px; font-size: .63rem; font-weight: 700; text-transform: capitalize; }
.estado-ok { color: #087047; background: #dcf8e9; }
.estado-pendiente { color: #8b5b00; background: #fff2d2; }
.estado-alerta { color: #9b3333; background: #ffe1e1; }
.filter-bar { display: flex; flex-wrap: wrap; align-items: end; gap: 10px; margin-bottom: 20px; padding: 14px; background: #edf3f9; border: 1px solid var(--line); border-radius: 5px; }
.filter-bar label, .form-grid label { display: grid; gap: 5px; color: #51647c; font-size: .7rem; font-weight: 700; }
.filter-bar select, .filter-bar input, .form-grid input, .form-grid select, .form-grid textarea, .inline-form input, .inline-form select, .inline-form textarea { min-height: 38px; padding: 8px 10px; color: var(--ink); background: var(--white); border: 1px solid #cbd8e6; border-radius: 4px; outline: 0; font-size: .8rem; }
.filter-bar select:focus, .filter-bar input:focus, .form-grid input:focus, .form-grid select:focus, .form-grid textarea:focus, .inline-form input:focus, .inline-form select:focus, .inline-form textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(10,91,196,.1); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 13px; }
.form-grid h2 { grid-column: 1 / -1; margin: 9px 0 -2px; padding-top: 12px; color: var(--navy); border-top: 1px solid var(--line); font-size: .95rem; }
.form-grid h2:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.form-grid label.full, .form-grid .full { grid-column: 1 / -1; }
.form-grid textarea { min-height: 92px; resize: vertical; }
.form-actions { grid-column: 1 / -1; display: flex; gap: 10px; margin-top: 3px; }
.notice { margin-bottom: 16px; padding: 12px 14px; border-radius: 5px; font-size: .78rem; }
.notice-success { color: #075f3e; background: #e0f8ec; border: 1px solid #bdebd2; }
.notice-error { color: #8f2929; background: #ffe3e3; border: 1px solid #f6bcbc; }
.notice-info { color: #075b6d; background: #def7fc; border: 1px solid #b8e9f2; }
.file-drop { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px; border: 1px dashed #a8b9cc; border-radius: 5px; background: #f9fbfe; }
.file-drop input { max-width: 320px; font-size: .75rem; }
.formula-box { padding: 14px; color: #40556e; background: #f3f7fb; border-left: 4px solid var(--cyan); border-radius: 3px; font-size: .78rem; }
.formula-box strong { display: block; margin-bottom: 4px; color: var(--navy); }
.quick-links { display: grid; gap: 10px; }
.quick-link { display: flex; justify-content: space-between; align-items: center; gap: 15px; padding: 14px; background: #f8fbff; border: 1px solid var(--line); border-radius: 5px; }
.quick-link strong { display: block; color: var(--navy); font-size: .82rem; }
.quick-link span { color: var(--muted); font-size: .72rem; }
.quick-link b { color: var(--blue); font-size: 1.1rem; }
.login-screen { min-height: 100vh; display: grid; place-items: center; padding: 30px 18px; background: radial-gradient(circle at 15% 15%, rgba(99,221,255,.17), transparent 30%), var(--navy); }
.login-card, .install-card { width: min(470px, 100%); padding: 32px; background: var(--white); border-radius: 8px; box-shadow: 0 24px 70px rgba(0,0,0,.28); }
.install-card { width: min(720px, 100%); }
.login-brand, .install-brand { margin-bottom: 23px; }
.login-brand img, .install-brand img { width: 88px; height: 51px; padding: 1px 3px; object-fit: contain; background: #fff; border: 1px solid var(--line); border-radius: 6px; }
.login-card h1, .install-card h1 { margin: 0 0 8px; color: var(--navy); font-size: 1.75rem; letter-spacing: -.05em; }
.muted { color: var(--muted); font-size: .8rem; }
.login-form { display: grid; gap: 11px; margin-top: 23px; }
.login-form label { display: grid; gap: 6px; color: var(--navy); font-size: .75rem; font-weight: 700; }
.login-form input { min-height: 42px; padding: 9px 11px; border: 1px solid var(--line); border-radius: 4px; outline: 0; }
.login-form input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(10,91,196,.1); }
.login-form .button { width: 100%; margin-top: 6px; }
.login-hint { margin: 17px 0 0; color: var(--muted); font-size: .72rem; line-height: 1.45; }
.install-card .form-grid { margin-top: 18px; }
.install-card .button { grid-column: 1 / -1; margin-top: 8px; }
.install-card h2 { grid-column: 1 / -1; margin: 13px 0 -2px; padding-top: 14px; border-top: 1px solid var(--line); color: var(--navy); font-size: .95rem; }
.install-card h2:first-of-type { margin-top: 0; padding-top: 0; border-top: 0; }

@media (max-width: 1060px) {
    .card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .content-grid { grid-template-columns: 1fr; }
}
@media (max-width: 800px) {
    .app-sidebar { position: fixed; inset: 0 auto 0 0; z-index: 20; transform: translateX(-102%); transition: transform .2s ease; box-shadow: 15px 0 35px rgba(0,0,0,.2); }
    .app-sidebar.is-open { transform: translateX(0); }
    .app-topbar { padding: 0 18px; }
    .mobile-menu { display: inline-block; }
    .app-content { padding: 25px 18px 38px; }
    .page-heading { display: block; }
    .page-heading .button-row { margin-top: 15px; }
    .app-footer { padding: 16px 18px; }
}
@media (max-width: 600px) {
    .breadcrumb { display: none; }
    .topbar-user { margin-left: auto; }
    .user-name { display: none; }
    .card-grid { grid-template-columns: 1fr; }
    .panel { padding: 17px; }
    .panel-head { display: block; }
    .panel-head .button-row { margin-top: 12px; }
    .form-grid { grid-template-columns: 1fr; }
    .form-grid h2, .form-grid label.full, .form-grid .full, .form-actions { grid-column: 1; }
    .file-drop { display: block; }
    .file-drop input { max-width: 100%; margin-bottom: 10px; }
    .app-footer { display: grid; gap: 4px; }
    .group-grid { grid-template-columns: 1fr; }
    .login-card, .install-card { padding: 24px 20px; }
    .install-card .form-grid { grid-template-columns: 1fr; }
    .install-card h2, .install-card .button { grid-column: 1; }
}