/* ============================================================
   phxweb — Optical Operations Console
   Painel de operações de um ISP de fibra óptica.
   Paleta: tinta azul-petróleo + ciano óptico (accent).
   Status (verde/coral/âmbar) reservado para estado de rede.
   Tipos: Space Grotesk (display) · IBM Plex Sans (corpo) · IBM Plex Mono (dados).
   ============================================================ */

:root {
    --bg: #0a0f16;
    --bg-grid: #0c1219;
    --surface: #111922;
    --surface-2: #16212e;
    --border: #1f2c3a;
    --border-2: #2b3b4d;

    --fg: #e6edf5;
    --fg-muted: #8294a8;
    --fg-dim: #5d6e82;

    --accent: #22d3ee;          /* luz da fibra */
    --accent-deep: #0e7490;
    --accent-soft: rgba(34, 211, 238, 0.12);

    --online: #4ade80;
    --offline: #fb7185;
    --warn: #fbbf24;
    --info: #818cf8;

    --display: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
    --sans: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
    --mono: "IBM Plex Mono", "Cascadia Code", Consolas, monospace;

    --radius: 8px;
    --radius-sm: 5px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: var(--sans);
    font-size: 15px;
    line-height: 1.55;
    color: var(--fg);
    background-color: var(--bg);
    /* leve grade de "mapa de rede" ao fundo, quase imperceptível */
    background-image:
        linear-gradient(var(--bg-grid) 1px, transparent 1px),
        linear-gradient(90deg, var(--bg-grid) 1px, transparent 1px);
    background-size: 46px 46px;
    background-position: -1px -1px;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: var(--display); font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: 1.6rem; margin: 0 0 0.4rem; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.muted { color: var(--fg-muted); }
.small { font-size: 0.82rem; }
.error { color: var(--offline); }
.success { color: var(--online); }

/* Banner de alerta (erros de formulário etc.) */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    font-size: 0.88rem;
    margin: 0 0 1.25rem;
}
.alert-error { color: #fecdd3; background: rgba(251, 113, 133, 0.1); border-color: rgba(251, 113, 133, 0.3); }

/* ---------------- Navbar ---------------- */
.navbar {
    display: flex;
    align-items: center;
    gap: 2rem;
    padding: 0 1.5rem;
    height: 58px;
    background: rgba(10, 15, 22, 0.85);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 20;
}

.brand {
    display: inline-flex;
    align-items: baseline;
    gap: 0.5rem;
    text-decoration: none;
}
.brand:hover { text-decoration: none; }

.brand-led {
    align-self: center;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent), 0 0 2px #fff inset;
    animation: led-pulse 2.4s ease-in-out infinite;
}

.brand-name {
    font-family: var(--display);
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: -0.02em;
    color: var(--fg);
}

.brand-tag {
    font-family: var(--mono);
    font-size: 0.62rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--fg-dim);
}

.nav-links { display: flex; gap: 0.35rem; }

.nav-links a {
    color: var(--fg-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.4rem 0.7rem;
    border-radius: var(--radius-sm);
    transition: color 0.15s ease, background 0.15s ease;
}
.nav-links a:hover { color: var(--fg); background: var(--surface); text-decoration: none; }

.nav-user {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.nav-user .user-name {
    color: var(--fg-muted);
    font-size: 0.82rem;
    font-family: var(--mono);
}

.logout-form { margin: 0; }

.logout-btn {
    background: transparent;
    border: 1px solid var(--border-2);
    color: var(--fg-muted);
    padding: 0.32rem 0.8rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--sans);
    font-size: 0.82rem;
}
.logout-btn:hover { border-color: var(--offline); color: var(--offline); }

/* ---------------- Container ---------------- */
.container {
    max-width: 1040px;
    margin: 0 auto;
    padding: 2.25rem 1.5rem 4rem;
}
.container.wide { max-width: 1280px; }

.back-link {
    font-family: var(--mono);
    font-size: 0.8rem;
    color: var(--fg-muted);
    text-decoration: none;
}
.back-link:hover { color: var(--accent); text-decoration: none; }

/* ---------------- Cabeçalho de página ---------------- */
.page-head { margin-bottom: 1.6rem; }
.page-head h1 { margin-bottom: 0.3rem; }
.page-sub { font-size: 0.96rem; max-width: 58ch; margin: 0; }

/* ---------------- Home ---------------- */
.home-hero { margin-bottom: 0.5rem; }
.home-sub { font-size: 1.02rem; max-width: 48ch; margin: 0; }

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1rem;
    margin-top: 2.25rem;
}

.card-eyebrow {
    display: block;
    font-family: var(--mono);
    font-size: 0.64rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.card {
    position: relative;
    display: block;
    padding: 1.4rem 1.4rem 1.5rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--fg);
    overflow: hidden;
    transition: border-color 0.18s ease, transform 0.18s ease;
}
.card::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: var(--accent);
    opacity: 0;
    transition: opacity 0.18s ease;
}
.card:hover { border-color: var(--border-2); transform: translateY(-2px); text-decoration: none; }
.card:hover::before { opacity: 1; }
.card h2 { margin: 0 0 0.4rem; font-size: 1.1rem; color: var(--fg); }
.card p { margin: 0; color: var(--fg-muted); font-size: 0.88rem; }

/* eyebrow técnico reaproveitável */
.eyebrow {
    display: block;
    font-family: var(--mono);
    font-size: 0.66rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--fg-dim);
    margin-bottom: 0.9rem;
}

/* ---------------- Painéis ---------------- */
.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.3rem 1.5rem 1.5rem;
    margin-bottom: 1.25rem;
}

.panel > h2 {
    margin: 0 0 1rem;
    font-family: var(--mono);
    font-size: 0.74rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--fg-muted);
    display: flex;
    align-items: center;
    gap: 0.55rem;
}
.panel > h2::before {
    content: '';
    width: 14px;
    height: 2px;
    background: var(--accent);
}

/* ---------------- Formulários ---------------- */
.form-inline { display: flex; flex-wrap: wrap; gap: 0.7rem; align-items: center; }
.form-stack { display: flex; flex-direction: column; gap: 1rem; max-width: 480px; }
.form-stack label,
.check { display: flex; flex-direction: column; gap: 0.4rem; font-size: 0.82rem; color: var(--fg-muted); }
.check { flex-direction: row; align-items: center; gap: 0.45rem; }
.hint { margin: 0.6rem 0 0; }

.input {
    background: var(--bg);
    border: 1px solid var(--border-2);
    border-radius: var(--radius-sm);
    color: var(--fg);
    padding: 0.55rem 0.8rem;
    font-size: 0.95rem;
    font-family: var(--mono);
    min-width: 240px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.input::placeholder { color: var(--fg-dim); font-family: var(--sans); }
.input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}
.wide-input { width: 100%; }
.form-stack .input { min-width: 0; }

/* Form em grade: rótulos uniformes, dicas alinhadas, campos lado a lado */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.15rem 1.25rem;
    align-items: start;
    max-width: 640px;
}
.form-grid .span-2 { grid-column: 1 / -1; }
.form-grid .input { width: 100%; min-width: 0; }

.field { display: flex; flex-direction: column; gap: 0.45rem; min-width: 0; }

.field-label {
    display: flex;
    align-items: baseline;
    gap: 0.45rem;
    font-family: var(--sans);
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--fg-muted);
}
.field-label .optional {
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0;
    font-size: 0.72rem;
    color: var(--fg-dim);
}
.field-label .optional::before { content: '· '; }

.field-hint {
    margin: 0;
    font-size: 0.78rem;
    line-height: 1.45;
    color: var(--fg-dim);
}
.field-hint .ex { font-family: var(--mono); color: var(--fg-muted); }

.form-actions { display: flex; align-items: center; gap: 0.8rem; margin-top: 0.4rem; }

.btn-primary {
    background: var(--accent);
    border: none;
    color: #03212a;
    padding: 0.55rem 1.25rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--sans);
    font-weight: 600;
    font-size: 0.92rem;
    transition: filter 0.15s ease;
}
.btn-primary:hover { filter: brightness(1.12); }

.result-list { list-style: none; padding: 0; margin: 0.85rem 0 0; }
.result-list li { border-bottom: 1px solid var(--border); }
.result-list a {
    display: block;
    padding: 0.55rem 0.4rem;
    color: var(--fg);
    text-decoration: none;
    font-size: 0.92rem;
}
.result-list a:hover { color: var(--accent); background: var(--surface-2); text-decoration: none; }
.result-list .muted, .result-list .error { padding: 0.55rem 0.4rem; }

/* ---------------- Detalhe do ponto ---------------- */
.ponto-header { margin: 1rem 0 1.5rem; }
.ponto-header h1 { margin-bottom: 0.7rem; }

.badges { display: flex; flex-wrap: wrap; gap: 0.5rem; }

/* status como LED técnico */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.26rem 0.62rem 0.26rem 0.55rem;
    border-radius: var(--radius-sm);
    font-family: var(--mono);
    font-size: 0.72rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border: 1px solid transparent;
}
.badge::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 6px currentColor;
    flex: none;
}
.badge-success { color: var(--online); background: rgba(74, 222, 128, 0.1); border-color: rgba(74, 222, 128, 0.28); }
.badge-success::before { animation: led-pulse 2s ease-in-out infinite; }
.badge-danger { color: var(--offline); background: rgba(251, 113, 133, 0.1); border-color: rgba(251, 113, 133, 0.28); }
.badge-warn { color: var(--warn); background: rgba(251, 191, 36, 0.1); border-color: rgba(251, 191, 36, 0.28); }
.badge-info { color: var(--info); background: rgba(129, 140, 248, 0.1); border-color: rgba(129, 140, 248, 0.28); }
.badge-muted { color: var(--fg-dim); background: rgba(93, 110, 130, 0.12); border-color: rgba(93, 110, 130, 0.28); }

.grid-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 1.25rem;
}

/* ficha técnica: rótulo discreto, valor em mono */
dl.kv { display: grid; grid-template-columns: minmax(110px, auto) 1fr; gap: 0.55rem 1.1rem; margin: 0; }
dl.kv dt {
    font-family: var(--sans);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.67rem;
    font-weight: 500;
    color: var(--fg-dim);
    align-self: center;
}
dl.kv dd {
    margin: 0;
    font-family: var(--mono);
    font-size: 0.85rem;
    color: var(--fg);
    word-break: break-word;
}
dl.kv dd a { color: var(--accent); }

.chamado { white-space: pre-wrap; font-family: var(--mono); font-size: 0.82rem; color: var(--fg); margin: 0; }

/* ---------------- Ações do ponto ---------------- */
.acoes-botoes { display: flex; flex-wrap: wrap; gap: 0.55rem; }

.btn-acao {
    background: var(--surface-2);
    border: 1px solid var(--border-2);
    color: var(--fg);
    padding: 0.5rem 0.9rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: var(--sans);
    font-size: 0.88rem;
    transition: border-color 0.15s ease, color 0.15s ease;
}
.btn-acao:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); }
.btn-acao:disabled { opacity: 0.45; cursor: default; }
.acao-msg { margin: 0.8rem 0 0; min-height: 1.2em; font-family: var(--mono); font-size: 0.8rem; }

/* ---------------- Modal ---------------- */
.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(4, 8, 12, 0.74);
    backdrop-filter: blur(2px);
    display: flex; align-items: center; justify-content: center;
    padding: 1rem; z-index: 50;
}
.modal-overlay[hidden] { display: none; }
.modal-box {
    background: var(--surface);
    border: 1px solid var(--border-2);
    border-radius: var(--radius);
    width: 100%; max-width: 700px; max-height: 80vh;
    display: flex; flex-direction: column;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
}
.modal-head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid var(--border);
}
.modal-head h3 {
    margin: 0;
    font-family: var(--mono);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--fg-muted);
}
.modal-fechar {
    background: transparent; border: none; color: var(--fg-dim);
    font-size: 1.5rem; line-height: 1; cursor: pointer;
}
.modal-fechar:hover { color: var(--fg); }
.modal-conteudo {
    margin: 0; padding: 1.25rem;
    overflow-y: auto;
    white-space: pre-wrap;
    font-family: var(--mono);
    font-size: 0.82rem;
    line-height: 1.6;
    color: var(--fg);
}

/* ---------------- Monitoramento ao vivo (instrumento) ---------------- */
.realtime-modes { display: flex; align-items: center; gap: 1.1rem; margin-bottom: 0.85rem; flex-wrap: wrap; }
.realtime-modes label { display: flex; align-items: center; gap: 0.4rem; font-size: 0.88rem; }
.realtime-modes input[type="radio"] { accent-color: var(--accent); }

#realtimeStatus {
    margin-left: auto;
    font-family: var(--mono);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--fg-dim);
}

.realtime-log {
    position: relative;
    background: #050a0f;
    border: 1px solid var(--border-2);
    border-radius: var(--radius-sm);
    padding: 0.9rem 1.1rem;
    min-height: 210px;
    max-height: 300px;
    overflow-y: auto;
    margin: 0;
    font-family: var(--mono);
    font-size: 0.84rem;
    line-height: 1.7;
    color: var(--accent);
    white-space: pre-wrap;
    box-shadow: inset 0 0 40px rgba(34, 211, 238, 0.04);
}
/* scanline de instrumento */
.realtime-log::after {
    content: '';
    position: absolute; inset: 0;
    pointer-events: none;
    background: repeating-linear-gradient(
        to bottom,
        transparent 0,
        transparent 3px,
        rgba(255, 255, 255, 0.015) 4px
    );
}

/* ---------------- Tabela de dados ---------------- */
.data-table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
.data-table th, .data-table td {
    text-align: left;
    padding: 0.6rem 0.8rem;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}
.data-table thead th {
    color: var(--fg-dim);
    font-family: var(--mono);
    font-weight: 500;
    font-size: 0.68rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-bottom: 1px solid var(--border-2);
}
.data-table tbody tr:hover { background: var(--surface-2); }

.offline-table .dias-col {
    white-space: nowrap;
    width: 1%;
    font-family: var(--mono);
    font-weight: 600;
    color: var(--warn);
}
.offline-table .chip-grid { margin: 0; }
.offline-count { margin: 0 0 1.1rem; }

/* ---------------- Chips de ponto offline (retângulos) ---------------- */
.chip-grid { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.chip {
    display: inline-block;
    max-width: 230px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding: 0.28rem 0.6rem;
    border-radius: var(--radius-sm);
    background: rgba(251, 113, 133, 0.1);
    border: 1px solid rgba(251, 113, 133, 0.3);
    color: #fecdd3;
    text-decoration: none;
    font-family: var(--mono);
    font-size: 0.78rem;
}
.chip:hover { border-color: var(--offline); color: #fff; text-decoration: none; }

/* ---------------- Login ---------------- */
.login { text-align: center; max-width: 460px; margin: 2rem auto 0; }
.login h1 { font-size: 1.5rem; }
.qr-wrap {
    display: inline-block;
    margin: 1.75rem auto 1.25rem;
    padding: 14px;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: 0 0 0 1px var(--border-2), 0 0 50px rgba(34, 211, 238, 0.12);
}
.qr-wrap img { display: block; }
.login-status {
    font-family: var(--mono);
    font-size: 0.85rem;
    min-height: 1.4em;
    color: var(--fg-muted);
}
.login-status.error { color: var(--offline); }
.login-status.success { color: var(--online); }

/* ---------------- Viabilidade ---------------- */
.viab-result {
    white-space: pre-wrap;
    background: var(--bg);
    border: 1px solid var(--border-2);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-sm);
    padding: 1.1rem 1.25rem;
    font-family: var(--mono);
    font-size: 0.86rem;
    line-height: 1.7;
    color: var(--fg);
    margin: 0;
}
.viab-meta { margin: 1rem 0 0; }
.viab-actions { margin: 0.9rem 0 0; }
.map-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-family: var(--mono);
    font-size: 0.82rem;
}

/* ---------------- Responsividade ---------------- */
@media (max-width: 720px) {
    .navbar { flex-wrap: wrap; height: auto; gap: 0.7rem 1.25rem; padding: 0.7rem 1rem; }
    .nav-links { flex-wrap: wrap; gap: 0.3rem; }
    .nav-user { margin-left: 0; width: 100%; justify-content: space-between; }
    .brand-tag { display: none; }
    .container { padding: 1.5rem 1rem 3rem; }
    .form-inline { flex-direction: column; align-items: stretch; }
    .form-inline .input { min-width: 0; }
    .form-grid { grid-template-columns: 1fr; gap: 1rem; }
    dl.kv { grid-template-columns: 1fr; gap: 0.15rem 0; }
    dl.kv dd { margin-bottom: 0.6rem; }
    #realtimeStatus { margin-left: 0; }
}

/* ---------------- Acessibilidade ---------------- */
@media (prefers-reduced-motion: reduce) {
    .brand-led, .badge-success::before { animation: none; }
    .card { transition: none; }
}

@keyframes led-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}