/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    /* Paleta HCD Gómez Ulla */
    --hcd-blue:       #10659e;   /* Azul oscuro — título/logo */
    --hcd-cyan:       #2aabe2;   /* Cian turquesa — nav, botones, acción */
    --hcd-cyan-dark:  #1c8fc4;
    --hcd-cyan-light: #e4f4fc;
    --hcd-cyan-mid:   #a5d9f3;

    /* UCI — azul oscuro HCD */
    --uci:        var(--hcd-blue);
    --uci-light:  #e4eef7;
    --uci-mid:    #9ec4de;

    /* REA — cian HCD */
    --rea:        var(--hcd-cyan-dark);
    --rea-light:  var(--hcd-cyan-light);
    --rea-mid:    var(--hcd-cyan-mid);

    --gray-50:    #f8fafc;
    --gray-100:   #f1f5f9;
    --gray-200:   #e2e8f0;
    --gray-300:   #cbd5e1;
    --gray-400:   #94a3b8;
    --gray-600:   #475569;
    --gray-700:   #334155;
    --gray-900:   #0f172a;
    --red:        #dc2626;
    --red-light:  #fef2f2;
    --green:      #16a34a;
    --green-light:#f0fdf4;
    --radius:     8px;
    --shadow-sm:  0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);
    --shadow:     0 4px 12px rgba(0,0,0,.10), 0 2px 4px rgba(0,0,0,.06);
}

body {
    font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gray-50);
    color: var(--gray-700);
    font-size: 16px;
    line-height: 1.5;
    min-height: 100vh;
}

/* ===== TOPBAR — barra cian HCD ===== */
.topbar {
    background: var(--hcd-cyan);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 28px;
    height: 64px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0,0,0,.18);
}
.topbar-left  { display: flex; align-items: center; gap: 10px; }
.topbar-right { display: flex; align-items: center; gap: 8px; }

/* Logo HCD — cruz blanca */
.topbar-logo {
    display: flex;
    align-items: center;
    gap: 8px;
}
.topbar-escudo {
    height: auto;
    width: auto;
    flex-shrink: 0;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,.3));
}

.topbar-brand { display: flex; flex-direction: column; line-height: 1.1; }
.topbar-title { font-size: 22px; font-weight: 700; letter-spacing: .3px; color: #fff; }
.topbar-csve  { font-size: 12px; font-weight: 600; color: rgba(255,255,255,.8); letter-spacing: 1.5px; text-transform: uppercase; }
.topbar-sep   { width: 1px; height: 34px; background: rgba(255,255,255,.3); margin: 0 14px; }
.topbar-sub   { font-size: 15px; color: rgba(255,255,255,.9); }
.topbar-date  { font-size: 14px; color: rgba(255,255,255,.85); margin-right: 10px; }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 6px 14px;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    transition: background .15s, opacity .15s;
    letter-spacing: .2px;
}
.btn-primary { background: var(--hcd-blue); color: #fff; }
.btn-primary:hover { background: #0c5080; }
.btn-outline { background: rgba(255,255,255,.15); color: #fff; border: 1.5px solid rgba(255,255,255,.5); }
.btn-outline:hover { background: rgba(255,255,255,.28); }
.btn-ghost { background: transparent; color: rgba(255,255,255,.8); }
.btn-ghost:hover { color: #fff; }
.btn-danger { background: var(--red-light); color: var(--red); }
.btn-danger:hover { background: #fecaca; }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-full { width: 100%; justify-content: center; padding: 10px; }

/* ===== MAIN LAYOUT ===== */
.main-container {
    max-width: 100%;
    margin: 0 auto;
    padding: 20px 16px;
}

.units-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: start;
}

/* ===== UNIT SECTION ===== */
.unit-section { display: flex; flex-direction: column; gap: 14px; }

.unit-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 22px;
    border-radius: var(--radius);
    color: #fff;
    border-bottom: 3px solid rgba(0,0,0,.12);
}
.unit-header h2 {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: 3px;
    text-transform: uppercase;
}
.unit-badge {
    font-size: 13px;
    background: rgba(255,255,255,.22);
    padding: 4px 14px;
    border-radius: 20px;
    font-weight: 600;
    letter-spacing: .3px;
}
/* UCI — azul oscuro HCD */
.unit-uci {
    background: linear-gradient(135deg, var(--hcd-blue) 0%, #0c5080 100%);
}
/* REA — cian HCD */
.unit-rea {
    background: linear-gradient(135deg, var(--hcd-cyan) 0%, var(--hcd-cyan-dark) 100%);
}

/* ===== BED CARDS (index) ===== */
.beds-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.bed-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 24px 22px 20px;
    box-shadow: var(--shadow-sm);
    border: 1.5px solid var(--gray-200);
    border-top: 5px solid var(--gray-200);
    position: relative;
    transition: box-shadow .15s, border-top-color .15s;
    min-height: 220px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.bed-card:hover { box-shadow: var(--shadow); }

/* Línea de color superior según unidad */
.unit-uci-cards .bed-card.occupied { border-top-color: var(--hcd-blue); }
.unit-rea-cards .bed-card.occupied { border-top-color: var(--hcd-cyan); }
.bed-card.empty { opacity: .65; }

.bed-number {
    font-size: 12px;
    font-weight: 700;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 1.2px;
}
.patient-name {
    font-size: clamp(16px, 1.6vw, 24px);
    font-weight: 800;
    color: var(--gray-900);
    line-height: 1.2;
}
.patient-meta { display: flex; gap: 6px; flex-wrap: wrap; }
.meta-tag {
    font-size: clamp(13px, 1.2vw, 17px);
    background: var(--gray-100);
    padding: 3px 10px;
    border-radius: 4px;
    color: var(--gray-600);
    font-weight: 600;
}
.diagnosis {
    font-size: clamp(13px, 1.2vw, 17px);
    color: var(--gray-600);
    line-height: 1.4;
    border-left: 3px solid var(--gray-200);
    padding-left: 10px;
}
.doctor {
    font-size: clamp(12px, 1.1vw, 15px);
    color: var(--gray-400);
    margin-top: auto;
    padding-top: 10px;
    display: flex;
    align-items: center;
    gap: 4px;
}
.empty-label {
    color: var(--gray-300);
    font-size: clamp(13px, 1.2vw, 17px);
    font-style: italic;
    margin-top: auto;
}
.edit-btn {
    position: absolute;
    top: 7px; right: 7px;
    color: var(--gray-300);
    background: none;
    border: none;
    cursor: pointer;
    padding: 3px;
    border-radius: 4px;
    display: flex;
    text-decoration: none;
    transition: color .15s, background .15s;
}
.unit-uci-cards .edit-btn:hover { color: var(--hcd-blue); background: var(--uci-light); }
.unit-rea-cards .edit-btn:hover { color: var(--hcd-cyan-dark); background: var(--rea-light); }

/* ===== ADMIN GRID ===== */
.admin-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.admin-card {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border: 1.5px solid var(--gray-200);
    overflow: hidden;
    transition: box-shadow .15s;
    scroll-margin-top: 80px;
}
.admin-card:hover   { box-shadow: var(--shadow); }
.admin-card.highlight { box-shadow: 0 0 0 3px rgba(42,171,226,.4); }

.admin-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 14px;
    border-bottom: 2px solid transparent;
}
.admin-card-header.color-uci {
    background: var(--uci-light);
    border-bottom-color: var(--uci-mid);
}
.admin-card-header.color-rea {
    background: var(--rea-light);
    border-bottom-color: var(--rea-mid);
}
.bed-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .8px;
}
.color-uci .bed-label { color: var(--hcd-blue); }
.color-rea .bed-label { color: var(--hcd-cyan-dark); }

.status-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--gray-300);
}
.occupied .status-dot { background: var(--green); }

.admin-form {
    padding: 12px 14px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 80px;
    gap: 8px;
}
.form-group { display: flex; flex-direction: column; gap: 3px; }
.form-group label {
    font-size: 10px;
    font-weight: 700;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: .6px;
}
.form-group input {
    border: 1.5px solid var(--gray-200);
    border-radius: 5px;
    padding: 6px 9px;
    font-size: 13px;
    color: var(--gray-900);
    transition: border-color .15s, box-shadow .15s;
    background: #fff;
    width: 100%;
    font-family: inherit;
}
.form-group input:focus {
    outline: none;
    border-color: var(--hcd-cyan);
    box-shadow: 0 0 0 3px rgba(42,171,226,.18);
}
.form-actions { display: flex; gap: 6px; padding-top: 2px; }

/* ===== LOGIN ===== */
.login-page {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
    background: #fff;
}

/* Panel izquierdo — escudo y nombre */
.login-hero {
    background: linear-gradient(160deg, var(--hcd-blue) 0%, #0a4270 60%, #072e50 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 48px;
    gap: 28px;
    text-align: center;
}
.login-escudo {
    width: auto;
    height: auto;
    filter: drop-shadow(0 6px 20px rgba(0,0,0,.4));
}
.login-hero h1 {
    font-size: 42px;
    font-weight: 900;
    color: #fff;
    letter-spacing: 2px;
    line-height: 1.1;
    margin: 0;
}
.login-hero .login-csve {
    font-size: 16px;
    font-weight: 700;
    color: var(--hcd-cyan);
    letter-spacing: 5px;
    text-transform: uppercase;
    display: block;
}
.login-hero p {
    font-size: 15px;
    color: rgba(255,255,255,.55);
    margin-top: 4px;
    letter-spacing: .3px;
}

/* Panel derecho — formulario */
.login-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 64px;
    background: #fff;
}
.login-card-inner {
    width: 100%;
    max-width: 380px;
}
.login-card-inner h2 {
    font-size: 26px;
    font-weight: 800;
    color: var(--hcd-blue);
    margin-bottom: 6px;
}
.login-card-inner p {
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 32px;
}

.login-form { display: flex; flex-direction: column; gap: 18px; }
.login-form label {
    font-size: 12px;
    font-weight: 700;
    color: var(--gray-600);
    letter-spacing: .5px;
    text-transform: uppercase;
}
.login-form input {
    border: 2px solid var(--gray-200);
    border-radius: 8px;
    padding: 14px 16px;
    font-size: 16px;
    width: 100%;
    margin-top: 6px;
    transition: border-color .15s, box-shadow .15s;
    font-family: inherit;
    color: var(--gray-900);
}
.login-form input:focus {
    outline: none;
    border-color: var(--hcd-cyan);
    box-shadow: 0 0 0 3px rgba(42,171,226,.18);
}
.login-form .btn-primary {
    background: var(--hcd-cyan);
    padding: 14px;
    font-size: 15px;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 8px;
    margin-top: 4px;
}
.login-form .btn-primary:hover { background: var(--hcd-cyan-dark); }

@media (max-width: 700px) {
    .login-page { grid-template-columns: 1fr; }
    .login-hero { padding: 40px 24px; }
    .login-hero h1 { font-size: 30px; }
    .login-escudo { width: 130px; }
    .login-card { padding: 36px 24px; }
}

/* ===== ESTADO ALTA ===== */

/* Tarjeta index — fondo verde suave */
.bed-card.card-alta {
    background: #f0fdf4;
    border-color: #86efac;
    border-top-color: var(--green) !important;
}

/* Chip "✓ ALTA" en número de cama (index) */
.alta-chip-sm {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    background: var(--green);
    color: #fff;
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .6px;
    padding: 1px 5px;
    border-radius: 3px;
    vertical-align: middle;
    margin-left: 4px;
}

/* Chip "✓ ALTA" en cabecera admin */
.alta-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--green);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: .8px;
    padding: 2px 8px;
    border-radius: 4px;
}

/* Tarjeta admin — borde verde cuando está de alta */
.admin-card.status-alta {
    border-color: #86efac;
    background: #f0fdf4;
}
.admin-card.status-alta .admin-card-header {
    background: #dcfce7 !important;
    border-bottom-color: #86efac !important;
}
.admin-card.status-alta input:disabled {
    background: #f0fdf4;
    color: var(--gray-400);
    cursor: not-allowed;
}

/* Botones extra admin */
.btn-alta {
    background: var(--green-light);
    color: var(--green);
    border: 1px solid #86efac;
}
.btn-alta:hover { background: #dcfce7; }

.btn-success {
    background: var(--green);
    color: #fff;
}
.btn-success:hover { background: #15803d; }

.btn-outline-dark {
    background: var(--gray-100);
    color: var(--gray-600);
    border: 1px solid var(--gray-300);
}
.btn-outline-dark:hover { background: var(--gray-200); }

/* ===== ALERTS ===== */
.alert {
    padding: 10px 16px;
    border-radius: 6px;
    font-size: 13px;
    margin-bottom: 16px;
    font-weight: 500;
}
.alert-success { background: var(--green-light); color: var(--green); border: 1px solid #bbf7d0; }
.alert-error   { background: var(--red-light);   color: var(--red);   border: 1px solid #fecaca; }

/* ===== FOOTER ===== */
.footer {
    text-align: center;
    font-size: 11px;
    color: var(--gray-300);
    padding: 20px;
    letter-spacing: .3px;
}