/* ==========================================
   HydroControl - estilos
========================================== */
:root {
    --bg-body: #f4f6f9; --card-bg: #ffffff; --border-tech: #e2e8f0;
    --neon-blue: #005a8d; --neon-green: #2ecc71; --neon-red: #e74c3c; --neon-gold: #f1c40f;
    --neon-cyan: #0dcaf0; --neon-purple: #6f42c1;
    --text-main: #2c3e50; --text-muted: #7f8c8d; --radius: 4px;
    --gauge-bg: #e2e8f0;
}

body.theme-dark {
    --bg-body: #0f172a; --card-bg: #1e293b; --border-tech: #334155;
    --text-main: #f8fafc; --text-muted: #94a3b8;
    --gauge-bg: #334155;
}

body { background-color: var(--bg-body); background-image: linear-gradient(rgba(0, 90, 141, 0.05) 1px, transparent 1px), linear-gradient(90deg, rgba(0, 90, 141, 0.05) 1px, transparent 1px); background-size: 40px 40px; font-family: 'Roboto Mono', monospace; color: var(--text-main); font-size: 0.85rem; height: 100vh; height: 100dvh; display: flex; flex-direction: column; overflow: hidden; overscroll-behavior-y: none; -webkit-tap-highlight-color: transparent; transition: background-color 0.3s; margin: 0; }

/* --- VISTAS --- */
.view-section { display: none; height: 100vh; height: 100dvh; width: 100vw; flex-direction: column; animation: fadeIn 0.3s ease-out; }
.view-active { display: flex; }
@keyframes fadeIn { from { opacity: 0; transform: scale(0.99); } to { opacity: 1; transform: scale(1); } }

/* --- LOGIN --- */
.login-wrapper { justify-content: center; align-items: center; background: radial-gradient(circle at center, #1e293b 0%, #0f172a 100%); overflow-y: auto; }
.login-box { background: rgba(255, 255, 255, 0.05); backdrop-filter: blur(10px); padding: 32px 40px; border-radius: 8px; border-top: 4px solid var(--neon-blue); box-shadow: 0 15px 35px rgba(0,0,0,0.5); width: 100%; max-width: 420px; }
.login-box .form-control { background: rgba(0,0,0,0.2); border: 1px solid rgba(255,255,255,0.1); color: var(--neon-green); margin-bottom: 8px; }
.login-box .form-control::placeholder { color: rgba(255,255,255,0.3); }
.login-error { background: rgba(231,76,60,0.15); border: 1px solid var(--neon-red); color: #ff8a80; padding: 8px 10px; border-radius: var(--radius); font-size: 0.75rem; margin-bottom: 12px; text-align: left; }

/* --- NAVBAR Y PANELES --- */
.navbar-custom { background-color: var(--neon-blue); border-bottom: 4px solid var(--neon-green); box-shadow: 0 2px 10px rgba(0,0,0,0.1); padding: 8px 0; padding-top: calc(8px + env(safe-area-inset-top)); margin-bottom: 15px; z-index: 100; }
.navbar-custom .container-fluid { row-gap: 8px; }
.brand-title { font-family: 'Orbitron', sans-serif; font-weight: 700; color: white; font-size: 1.2rem; letter-spacing: 2px; }
.main-wrapper { flex: 1; padding-bottom: 10px; overflow-y: auto; }
.card { border: 1px solid var(--border-tech); border-radius: var(--radius); background-color: var(--card-bg); box-shadow: 0 4px 6px rgba(0,0,0,0.05); margin-bottom: 15px; position: relative; overflow: hidden; transition: background-color 0.3s, border-color 0.3s; color: var(--text-main); }
.card::before { content: ''; position: absolute; top: 0; left: 0; width: 0; height: 0; border-style: solid; border-width: 10px 10px 0 0; border-color: var(--neon-green) transparent transparent transparent; }
.card-header { background-color: rgba(0,0,0,0.02); border-bottom: 1px solid var(--border-tech); font-family: 'Orbitron', sans-serif; font-size: 0.75rem; color: var(--text-main); font-weight: bold; letter-spacing: 1px; padding: 8px 15px; }
.card-body { padding: 15px; }

.border-glow-blue { border-top: 3px solid var(--neon-blue); }
.border-glow-green { border-top: 3px solid var(--neon-green); }
.border-glow-gold { border-top: 3px solid var(--neon-gold); }
.border-glow-red { border-top: 3px solid var(--neon-red); }
.border-glow-cyan { border-top: 3px solid var(--neon-cyan); }
.border-glow-purple { border-top: 3px solid var(--neon-purple); }

.form-control { background-color: transparent; border: 1px solid #cbd5e1; color: var(--text-main); font-family: 'Roboto Mono', monospace; border-radius: var(--radius); font-size: 0.85rem; transition: all 0.3s; }
.form-control:focus { border-color: var(--neon-blue); box-shadow: 0 0 0 3px rgba(0, 90, 141, 0.1); outline: none; color: var(--text-main); background-color: transparent; }
.form-control:disabled { opacity: 0.5; background-color: transparent; }
.input-label { font-size: 0.7rem; color: var(--text-muted); margin-bottom: 4px; display: block; text-transform: uppercase; font-weight: bold; }

.btn { border-radius: var(--radius); font-family: 'Orbitron', sans-serif; font-size: 0.8rem; letter-spacing: 1px; text-transform: uppercase; border: none; transition: all 0.2s; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-primary { background: var(--neon-blue); color: white; }
.btn-success { background: var(--neon-green); color: white; font-weight: bold; }
.btn-danger { background: var(--neon-red); color: white; }
.btn-warning { background: var(--neon-gold); color: white; font-weight: bold; }
.btn-dark { background: #34495e; color: white; }

.log-wrapper { background-color: #1e293b; border: 1px solid #cbd5e1; border-radius: var(--radius); padding: 2px; }
.log-box { background-color: #1e293b; color: #ecf0f1; font-family: 'Consolas', monospace; padding: 10px; overflow-y: auto; border: none; font-size: 0.8rem; height: 180px; display: block; }
.log-row { margin-bottom: 2px; word-break: break-word; }
textarea.json-editor { background-color: transparent; color: var(--text-main); border: 1px solid #cbd5e1; font-size: 0.8rem; }
.pass-container { position: relative; }
.btn-toggle-pass { position: absolute; right: 10px; top: 50%; transform: translateY(-75%); background: transparent; border: none; cursor: pointer; z-index: 10; padding: 0; font-size: 1.1rem; }

/* --- TELEMETRÍA --- */
.telemetry-container { display: flex; height: 250px; min-height: 250px; max-height: 250px; background: transparent; border: 1px solid var(--border-tech); overflow: hidden; }
.telemetry-col { flex: 1; overflow-y: auto; padding: 0; border-right: 1px solid var(--border-tech); font-size: 0.75rem; line-height: 1.2; color: var(--text-main); font-family: 'Roboto Mono', monospace; position: relative; }
.telemetry-col:last-child { border-right: none; }
.col-title { font-size: 0.65rem; color: var(--text-muted); text-transform: uppercase; border-bottom: 1px solid var(--border-tech); margin-bottom: 8px; position: sticky; top: 0; background: var(--card-bg); z-index: 10; font-weight: bold; padding: 10px 8px; }
.telemetry-col > .log-row { padding-left: 8px; padding-right: 8px; margin-bottom: 6px; }
.hist-row { margin-left: 8px; padding-left: 8px !important; }

@keyframes parpadeo-alerta { 0% { opacity: 1; box-shadow: 0 0 10px var(--neon-red); } 50% { opacity: 0.5; box-shadow: 0 0 2px var(--neon-red); } 100% { opacity: 1; box-shadow: 0 0 10px var(--neon-red); } }
.system-failure { background-color: var(--neon-red) !important; color: white !important; border: 1px solid white !important; animation: parpadeo-alerta 1s infinite; }

/* --- AJUSTES --- */
.modal-content { background-color: var(--card-bg); color: var(--text-main); border: 2px solid var(--neon-blue); border-radius: 4px; }
.modal-header { background: var(--neon-blue); color: white; border-bottom: none; }
.settings-sidebar { border-right: 1px solid var(--border-tech); padding: 15px 0; min-height: 260px; flex-shrink: 0; }
.nav-pills .nav-link { color: var(--text-muted); font-family: 'Orbitron'; font-size: 0.8rem; border-radius: 0; white-space: nowrap; transition: all 0.2s; }
.nav-pills .nav-link.active { background: rgba(0, 90, 141, 0.1) !important; color: var(--neon-blue) !important; border-left: 3px solid var(--neon-blue); font-weight: bold; }
.set-title { color: var(--neon-blue); border-bottom: 1px solid #ccc; padding-bottom: 5px; }

/* --- VELOCÍMETRO --- */
.speed-circle { width: 130px; height: 130px; border-radius: 50%; background: conic-gradient(var(--neon-blue) 0%, var(--gauge-bg) 0%); margin: 0 auto; display: flex; align-items: center; justify-content: center; box-shadow: 0 0 15px rgba(0, 90, 141, 0.1); }
.speed-inner { width: 110px; height: 110px; background: var(--card-bg); border-radius: 50%; display: flex; flex-direction: column; align-items: center; justify-content: center; transition: background-color 0.3s; }
.speed-val { font-size: 1.8rem; font-weight: 900; color: var(--text-main); font-family: 'Orbitron', sans-serif; line-height: 1; }
.speed-unit { font-size: 0.65rem; color: var(--text-muted); font-weight: bold; letter-spacing: 1px; }

/* --- SENSOR / NIVEL --- */
.sensor-val { font-size: 2.8rem; font-weight: 900; font-family: 'Orbitron', sans-serif; text-align: center; margin: 10px 0; text-shadow: 0 0 15px currentColor; }
.sensor-unit { font-size: 0.9rem; font-family: 'Roboto Mono', monospace; color: var(--text-muted); opacity: 0.85; }
.tank-wrap { padding-right: 46px; }
.tank { position: relative; width: 170px; height: 320px; border: 3px solid var(--neon-blue); border-radius: 12px 12px 26px 26px; overflow: visible; background: var(--card-bg); }
.tank-fill { position: absolute; left: 0; right: 0; bottom: 0; height: 0%; background: linear-gradient(180deg, #38bdf8 0%, #0284c7 100%); border-radius: 0 0 22px 22px; transition: height 0.8s ease; }
.tank-fill.no-data { background: var(--gauge-bg); }
.tank-mark { position: absolute; left: -6px; right: -46px; height: 0; border-top: 2px dashed var(--neon-gold); z-index: 3; }
.tank-mark span { position: absolute; right: 0; top: -9px; font-size: 0.6rem; font-weight: bold; color: var(--neon-gold); background: var(--card-bg); padding: 0 3px; }
.tank-nosensor { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; font-family: 'Orbitron'; font-size: 0.8rem; font-weight: bold; color: var(--neon-red); background: rgba(0,0,0,0.08); z-index: 4; }

/* --- COMPONENTES PROPIOS --- */
.mode-row { padding: 6px 0 6px 2.6em; border-bottom: 1px dashed var(--border-tech); margin-bottom: 6px; }
.form-switch .form-check-input { cursor: pointer; }
.form-switch .form-check-input:disabled { cursor: not-allowed; }
.status-pill { display: inline-block; min-width: 82px; padding: 5px 8px; border-radius: 20px; font-size: 0.68rem; font-weight: bold; font-family: 'Orbitron', sans-serif; letter-spacing: 0.5px; color: white; }
.tone-ok { background: var(--neon-green); }
.tone-bad { background: var(--neon-red); }
.tone-warn { background: #e67e22; }
.tone-info { background: var(--neon-blue); }
.tone-off { background: #94a3b8; }
.hint-box { font-size: 0.72rem; color: var(--text-muted); background: rgba(0,90,141,0.06); border: 1px dashed var(--neon-blue); border-radius: var(--radius); padding: 8px 10px; }
.alert-box { font-size: 0.72rem; color: #92400e; background: rgba(241,196,15,0.18); border: 1px solid var(--neon-gold); border-radius: var(--radius); padding: 8px 10px; margin-top: 8px; }
.horario-row { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 6px 8px; margin-bottom: 6px; border: 1px solid var(--border-tech); border-left: 3px solid var(--neon-gold); border-radius: var(--radius); font-size: 0.75rem; }
.horario-vacio { color: var(--text-muted); font-size: 0.75rem; text-align: center; padding: 6px 0; }
.dia-chip { position: relative; }
.dia-chip input { position: absolute; opacity: 0; inset: 0; cursor: pointer; }
.dia-chip span { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; border: 1px solid var(--border-tech); border-radius: 50%; font-weight: bold; font-size: 0.75rem; color: var(--text-muted); }
.dia-chip input:checked + span { background: var(--neon-gold); border-color: var(--neon-gold); color: white; }
.dia-chip input:disabled { cursor: not-allowed; }

/* --- ENLACE LoRa --- */
:root { --lora-sub: var(--neon-purple); --lora-baj: var(--neon-cyan); }
.lora-tile { text-align: center; padding: 12px 8px; }
.lora-val { font-family: 'Orbitron', sans-serif; font-weight: 900; font-size: 1.8rem; line-height: 1.15; margin-top: 4px; }
.lora-unit { font-size: 0.68rem; color: var(--text-muted); }
.lora-bar { height: 6px; background: var(--gauge-bg); border-radius: 3px; overflow: hidden; margin-top: 8px; }
.lora-bar > div { height: 100%; width: 0; transition: width 0.4s, background-color 0.4s; }
.lora-rows { font-size: 0.78rem; padding-top: 6px; padding-bottom: 6px; }
.lora-rows > div { display: flex; justify-content: space-between; align-items: center; gap: 8px; padding: 6px 0; border-bottom: 1px dashed var(--border-tech); }
.lora-rows > div:last-child { border-bottom: none; }
.lora-rows > div > span:first-child { color: var(--text-muted); }
.lora-rows .status-pill { min-width: 0; padding: 3px 10px; font-size: 0.6rem; }
.lora-chart { width: 100%; height: 170px; display: block; }
.lora-legend { font-family: 'Roboto Mono', monospace; font-size: 0.7rem; font-weight: normal; letter-spacing: 0; color: var(--text-muted); }
.lora-legend i { display: inline-block; width: 14px; height: 3px; margin: 0 4px 0 10px; vertical-align: middle; }
.lora-legend i.sub { background: var(--lora-sub); }
.lora-legend i.baj { background: var(--lora-baj); }
.lora-legend i.ref { border-top: 2px dashed var(--neon-red); height: 0; }

/* --- MODO OSCURO --- */
body.theme-dark .login-box { background: var(--card-bg); border-color: var(--neon-blue); }
body.theme-dark .form-control { border-color: #475569; color: #00ff9d; }
body.theme-dark .card-header { background-color: rgba(0,0,0,0.3); border-bottom-color: #334155; }
body.theme-dark .speed-circle { box-shadow: 0 0 15px rgba(56, 189, 248, 0.2); }
body.theme-dark .alert-box { color: #fde68a; }
body.theme-dark .set-title { border-bottom-color: #334155; }
body.theme-dark { --lora-sub: #a78bfa; }   /* el morado base apenas se lee sobre el fondo oscuro */

/* --- CELULAR --- */
@media (max-width: 576px) {
    .container-fluid.px-5 { padding-left: 14px !important; padding-right: 14px !important; }
    .brand-title { font-size: 1rem; letter-spacing: 1px; }
    .navbar-subtitle { display: none; }   /* "| CONTROL" / "| NIVEL DEL TANQUE": sobra en una pantalla angosta */
    .navbar-custom .container-fluid { flex-wrap: wrap; }
    .navbar-custom .d-flex.gap-3:last-child { gap: 6px !important; width: 100%; justify-content: flex-end; }
    .navbar-custom .btn-sm { font-size: 0.7rem; padding: 4px 8px; }
    .badge-sys { font-size: 0.6rem !important; padding: 6px 8px !important; }

    .card-body { padding: 12px; }
    .telemetry-container { height: 200px; min-height: 200px; max-height: 200px; }
    .log-box { height: 150px; }

    /* el panel de ajustes pasa de columna lateral a pestañas arriba, con scroll horizontal si no caben */
    .settings-sidebar { border-right: none; border-bottom: 1px solid var(--border-tech); padding: 8px; min-height: 0; overflow-x: auto; }
    .settings-sidebar .nav-pills { flex-wrap: nowrap; }
    .nav-pills .nav-link.active { border-left: none; border-bottom: 3px solid var(--neon-blue); }
    .modal-dialog { margin: 0.5rem; }

    .tank-wrap { padding-right: 40px; }
    .tank { width: 140px; height: 260px; }
}

/* el área segura de abajo (barra de gestos) solo aplica a la última fila visible de cada vista */
#view-main .row.g-4:last-child, #view-level .main-wrapper { padding-bottom: env(safe-area-inset-bottom); }
.login-wrapper { padding-top: env(safe-area-inset-top); padding-bottom: env(safe-area-inset-bottom); }