/* ============================================================
   TEMA INDUSTRIAL OSCURO  -  base por defecto
   Paleta inspirada en monitores de paciente / panel SCADA
   ============================================================ */

@font-face {
    font-family: Gilfoy;
    src: url(/static/fonts/Gilroy-Light.otf);
}

:root {
    --bg-0:        #0b0f14;   /* fondo principal (chasis) */
    --bg-1:        #141a23;   /* fondo navbar / cabecera */
    --bg-2:        #1b232f;   /* tarjetas */
    --bg-3:        #232d3b;   /* hover / raised */
    --line:        #2a3545;   /* bordes finos */
    --line-soft:   #1f2832;
    --text:        #e3e8ef;
    --text-muted:  #8a95a8;
    --accent:      #00d4ff;   /* cyan LED */
    --accent-dim:  #0091b3;
    --ok:          #19e07a;   /* verde OK / pulso */
    --warn:        #ffb020;   /* amber */
    --danger:      #ff3a4d;   /* rojo alarma */
    --info:        #4ea7ff;
    --font-ui:     'Gilfoy', 'Inter', 'Segoe UI', system-ui, sans-serif;
    --font-mono:   'Consolas', 'JetBrains Mono', 'Courier New', monospace;
}

* { box-sizing: border-box; }

html, body {
    background: var(--bg-0);
    color: var(--text);
    font-family: var(--font-ui);
    background-image:
        linear-gradient(rgba(0,212,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,212,255,0.025) 1px, transparent 1px);
    background-size: 32px 32px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent); text-shadow: 0 0 6px rgba(0,212,255,.5); }

hr { border-color: var(--line); opacity: .6; }

/* -----------------------------  Tipografia  ----------------------------- */
h1, h2, h3, h4, h5, h6 {
    color: var(--text);
    letter-spacing: .03em;
    text-transform: uppercase;
    font-weight: 600;
}
h5, h6 { color: var(--text-muted); }

code, kbd, .mono, .vnum {
    font-family: var(--font-mono);
}

/* -----------------------------  Navbar  -------------------------------- */
.navbar {
    background: linear-gradient(180deg, var(--bg-1) 0%, #0e141d 100%) !important;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 2px 0 rgba(0,212,255,.05), 0 4px 14px rgba(0,0,0,.5);
    padding: .35rem 1rem;
}

.navbar .nav-brand img { height: 32px; filter: brightness(1.15); }

.navbar .nav-link,
.navbar .navbar-nav .nav-link,
.navbar .navbar-nav .nav-item,
.navbar a {
    color: var(--text) !important;
    padding: .35rem .8rem;
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    border-radius: 2px;
    transition: background .15s, color .15s;
}
.navbar .nav-link:hover,
.navbar .nav-item:hover { background: var(--bg-3); color: var(--accent) !important; }

.navbar .dropdown-menu {
    background: var(--bg-1);
    border: 1px solid var(--line);
    border-radius: 2px;
    box-shadow: 0 8px 24px rgba(0,0,0,.6);
}
.navbar .dropdown-item {
    color: var(--text) !important;
    font-size: .85rem;
    padding: .45rem 1rem;
}
.navbar .dropdown-item:hover { background: var(--bg-3); color: var(--accent) !important; }

.navbar .navbar-toggler { border-color: var(--line); }
.navbar .navbar-toggler-icon { filter: invert(.85); }

/* -----------------------------  Botones  ------------------------------- */
.btn, button.btn, a.btn {
    border-radius: 2px;
    font-size: .8rem;
    letter-spacing: .08em;
    text-transform: uppercase;
    border: 1px solid var(--line);
    background: var(--bg-2);
    color: var(--text);
    padding: .35rem .9rem;
    transition: all .15s;
}
.btn:hover {
    background: var(--bg-3);
    border-color: var(--accent-dim);
    color: var(--accent);
}
.btn-primary {
    background: linear-gradient(180deg, #0079a3 0%, #005577 100%);
    border-color: var(--accent-dim);
    color: #e6f7ff;
}
.btn-primary:hover {
    background: linear-gradient(180deg, #0089b8 0%, #006c95 100%);
    color: #fff;
    box-shadow: 0 0 8px rgba(0,212,255,.4);
}
.btn-danger {
    background: linear-gradient(180deg, #b5001a 0%, #7a0010 100%);
    border-color: #800018;
    color: #fff;
}
.btn-danger:hover {
    background: linear-gradient(180deg, #d4001f 0%, #8a0014 100%);
    color: #fff;
    box-shadow: 0 0 8px rgba(255,58,77,.4);
}
.btn-outline-dark {
    background: transparent;
    border: 1px solid var(--line);
    color: var(--text);
}
.btn-outline-dark:hover { background: var(--bg-3); border-color: var(--accent-dim); color: var(--accent); }

/* -----------------------------  Forms  --------------------------------- */
.form-control, .form-select {
    background: var(--bg-0);
    color: var(--text);
    border: 1px solid var(--line);
    border-radius: 2px;
    font-family: var(--font-mono);
}
.form-control:focus, .form-select:focus {
    background: var(--bg-0);
    color: var(--text);
    border-color: var(--accent);
    box-shadow: 0 0 0 1px var(--accent-dim), 0 0 8px rgba(0,212,255,.25);
}
.form-control::placeholder { color: var(--text-muted); }
.form-label { color: var(--text-muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; }
.form-text  { color: var(--text-muted); }
.form-check-input { background-color: var(--bg-0); border-color: var(--line); }
.form-check-input:checked { background-color: var(--accent-dim); border-color: var(--accent); }

/* -----------------------------  Tables  -------------------------------- */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text);
    --bs-table-border-color: var(--line-soft);
    --bs-table-striped-color: var(--text);
    --bs-table-striped-bg: rgba(255,255,255,.015);
    color: var(--text);
    border-color: var(--line);
}
.table > :not(caption) > * > * { border-bottom-color: var(--line-soft); color: var(--text); }
.table thead th {
    background: var(--bg-1);
    color: var(--text-muted);
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    border-bottom: 1px solid var(--line);
}
.table tbody tr:hover { background: rgba(0,212,255,.04); color: var(--accent); }

/* -----------------------------  Modals  -------------------------------- */
.modal-content {
    background: var(--bg-1);
    color: var(--text);
    border: 1px solid var(--line);
    border-radius: 2px;
    box-shadow: 0 12px 40px rgba(0,0,0,.7), 0 0 0 1px rgba(0,212,255,.05);
}
.modal-header, .modal-footer {
    background: var(--bg-2);
    border-color: var(--line);
}
.modal-title { color: var(--accent); text-transform: uppercase; letter-spacing: .08em; font-size: 1rem; }
.btn-close { filter: invert(.85); }

/* -----------------------------  Tarjetas paciente  -------------------- */
.patient_card, .dash_item {
    background: linear-gradient(180deg, #1b232f 0%, #141a23 100%);
    border: 1px solid var(--line);
    border-radius: 3px;
    color: var(--text);
    width: 580px;
    max-width: 100%;
    box-shadow:
        0 0 0 1px rgba(0,212,255,.04),
        0 8px 24px rgba(0,0,0,.6),
        inset 0 1px 0 rgba(255,255,255,.03);
    overflow: hidden;
    position: relative;
}
.patient_card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: .55;
}
.patient_card .btn-group .btn {
    background: transparent;
    border: 1px solid var(--line);
    color: var(--text);
    border-radius: 0;
    font-size: .75rem;
    padding: .3rem .5rem;
    letter-spacing: .04em;
}
.patient_card .btn-group .btn:hover {
    background: var(--bg-3);
    color: var(--accent);
    border-color: var(--accent-dim);
}

.patient_card .border { border-color: var(--line-soft) !important; }
.patient_card .text-muted { color: var(--text-muted) !important; }

.patient_card .dash_header {
    background: linear-gradient(180deg, rgba(0,212,255,.06) 0%, transparent 100%);
    border-bottom: 1px solid var(--line-soft);
}
.patient_card .dash_footer {
    background: rgba(0,0,0,.25);
    border-top: 1px solid var(--line-soft);
    font-size: .75rem;
}

._monitor_dash_item {
    margin: 12px;
    padding: 8px 10px;
    border-left: 2px solid var(--line);
    background: rgba(0,0,0,.18);
    border-radius: 0;
}

.bpm {
    color: var(--ok);
    font-family: var(--font-mono);
    text-shadow: 0 0 6px rgba(25,224,122,.45);
}
.bloodp {
    color: #ff5d6e;
    font-family: var(--font-mono);
    text-shadow: 0 0 6px rgba(255,93,110,.45);
}
.temp_normal { color: var(--warn); font-family: var(--font-mono); }
.sat_normal  { color: var(--info); font-family: var(--font-mono); }

.dash_item_heart,
.dash_img_so2,
.dash_img_temp {
    filter: invert(.85) drop-shadow(0 0 4px rgba(0,212,255,.4));
}

.icon24 { height: 22px; width: 22px; filter: invert(.85); }
.icon16 { height: 16px; width: 22px; filter: invert(.85); }
.invert { filter: invert(.85); }

.shadowt { text-shadow: 0 0 4px rgba(0,0,0,.7); }

/* -----------------------------  Login  --------------------------------- */
.login-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}
.login-panel {
    background: linear-gradient(180deg, var(--bg-2) 0%, var(--bg-1) 100%);
    border: 1px solid var(--line);
    border-radius: 3px;
    box-shadow:
        0 0 0 1px rgba(0,212,255,.06),
        0 30px 60px rgba(0,0,0,.7);
    padding: 1.5rem 1.75rem;
    width: 100%;
    max-width: 440px;
    position: relative;
}
.login-panel::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.login-panel h4 {
    color: var(--accent);
    text-align: center;
    margin: .5rem 0 1rem;
    letter-spacing: .15em;
    font-size: 1rem;
}
.login-panel h5 {
    color: var(--text-muted);
    text-align: center;
    font-size: .8rem;
}
.login-panel .form-control {
    background: var(--bg-0);
    border: 1px solid var(--line);
    color: var(--text);
}
.login-logo {
    text-align: center;
    margin-bottom: 1rem;
}
.login-logo img {
    max-height: 80px;
    filter: brightness(1.15) drop-shadow(0 0 8px rgba(0,212,255,.25));
}
.login-footer {
    text-align: center;
    margin-top: 1rem;
    font-size: .7rem;
    color: var(--text-muted);
    letter-spacing: .08em;
    text-transform: uppercase;
}

/* -----------------------------  Settings  ----------------------------- */
.settings-section {
    background: var(--bg-2);
    border: 1px solid var(--line);
    border-radius: 3px;
    padding: 1rem 1.25rem;
    margin-bottom: 1rem;
}
.settings-section h5 {
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: .1em;
    font-size: .8rem;
    border-bottom: 1px solid var(--line-soft);
    padding-bottom: .4rem;
    margin-bottom: .8rem;
}

/* -----------------------------  Status LED  --------------------------- */
.led {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ok);
    box-shadow: 0 0 6px var(--ok), inset 0 0 2px rgba(255,255,255,.4);
    animation: pulse 1.6s infinite;
    margin-right: 6px;
}
.led.warn { background: var(--warn); box-shadow: 0 0 6px var(--warn), inset 0 0 2px rgba(255,255,255,.4); }
.led.danger { background: var(--danger); box-shadow: 0 0 6px var(--danger), inset 0 0 2px rgba(255,255,255,.4); animation: pulse .7s infinite; }
.led.off { background: #555; box-shadow: none; animation: none; }

/* -----------------------------  Mode toggle  -------------------------- */
.dm-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border: 1px solid var(--line);
    border-radius: 2px;
    background: var(--bg-2);
    cursor: pointer;
    font-size: .7rem;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--text-muted);
    user-select: none;
}
.dm-btn:hover {
    border-color: var(--accent-dim);
    color: var(--accent);
}
.dm-btn .led { margin-right: 4px; }
.dm-label { font-family: var(--font-mono); }

/* -----------------------------  Animations  --------------------------- */
@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    25%      { transform: scale(1.18); }
    50%      { transform: scale(1); }
    75%      { transform: scale(1.18); }
}
@keyframes warning {
    0%   { opacity: 1; }
    60%  { opacity: .5; }
    100% { opacity: .7; }
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%      { opacity: .35; }
}

.sat_warning { animation: warning 1s infinite; }

/* -----------------------------  Scrollbar  ---------------------------- */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-1); }
::-webkit-scrollbar-thumb { background: var(--bg-3); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dim); }

/* -----------------------------  Selection  ---------------------------- */
::selection { background: var(--accent-dim); color: #fff; }

/* -----------------------------  Settings layout  --------------------- */
.settings-shell { min-height: calc(100vh - 56px); }

.settings-sidebar {
    background: var(--bg-1);
    border-right: 1px solid var(--line);
    min-height: calc(100vh - 56px);
    padding: 0;
    position: sticky;
    top: 56px;
    align-self: flex-start;
}
.settings-sidebar-inner {
    display: flex;
    flex-direction: column;
    min-height: calc(100vh - 56px);
    padding: 1rem 0;
}
.settings-menu-title {
    padding: 0 1rem .5rem;
    color: var(--text-muted);
    font-size: .7rem;
    letter-spacing: .15em;
    text-transform: uppercase;
    border-bottom: 1px solid var(--line-soft);
    margin-bottom: .5rem;
}
.settings-menu {
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1;
}
.settings-menu li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: .7rem 1rem;
    color: var(--text-muted);
    border-left: 3px solid transparent;
    text-transform: uppercase;
    letter-spacing: .08em;
    font-size: .82rem;
    font-family: var(--font-ui);
    transition: background .12s, color .12s, border-color .12s;
}
.settings-menu li a:hover {
    background: var(--bg-2);
    color: var(--text);
    text-decoration: none;
}
.settings-menu li a.active {
    background: linear-gradient(90deg, rgba(0,212,255,.12) 0%, transparent 100%);
    color: var(--accent);
    border-left-color: var(--accent);
}
.settings-menu li a .led { flex-shrink: 0; }
.settings-menu-footer {
    padding: .8rem 1rem;
    color: var(--text-muted);
    font-size: .75rem;
    border-top: 1px solid var(--line-soft);
    display: flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: .1em;
}
.settings-content {
    padding: 1.25rem 1.5rem;
    min-height: calc(100vh - 56px);
}

/* -----------------------------  Log viewer  --------------------------- */
.hl7-log {
    background: #050a10;
    color: #b0e8ff;
    font-family: var(--font-mono);
    font-size: .78rem;
    line-height: 1.45;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 2px;
    max-height: 65vh;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
    margin: 0;
    box-shadow: inset 0 0 30px rgba(0,212,255,.05);
}
.hl7-log .log-line {
    padding: 1px 0;
    border-bottom: 1px dotted rgba(255,255,255,.03);
}
.hl7-log .log-line:last-child { border-bottom: none; }
.hl7-log .log-line.err { color: var(--danger); }
.hl7-log .log-line.warn { color: var(--warn); }
.hl7-log .log-line.ok { color: var(--ok); }

/* -----------------------------  Section helpers  --------------------- */
.section-title-row {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: .6rem;
    border-bottom: 1px solid var(--line-soft);
}