/* Pipertech Voice AI Control Plane theme.
   Matches pipertech.uk: dark navy + grid, teal gradient accents,
   Inter, uppercase headings, glassy cards. */

:root {
    --dark-navy: #0f172a;
    --grid-line: #1e293b;
    --teal-bright: #78ffd6;
    --teal-muted: #4ca1af;
    --text-light: #f1f5f9;
    --text-dim: #94a3b8;
    --accent-gradient: linear-gradient(135deg, #78ffd6 0%, #4ca1af 100%);
    --card-bg: rgba(30, 41, 59, 0.5);
    --card-bg-solid: rgba(30, 41, 59, 0.85);
    --amber: #fbbf24;
    --red: #f87171;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: var(--dark-navy);
    background-image:
        linear-gradient(var(--grid-line) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
    background-size: 50px 50px;
    color: var(--text-light);
    line-height: 1.6;
    min-height: 100vh;
}

/* ---------- top bar ---------- */
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 28px;
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--grid-line);
    position: sticky;
    top: 0;
    z-index: 10;
}
.brand { display: flex; flex-direction: column; text-decoration: none; line-height: 1.2; }
.brand-text {
    font-weight: 900;
    letter-spacing: 5px;
    text-transform: uppercase;
    font-size: 1.15rem;
    background: linear-gradient(to right, #78ffd6, #4ca1af, #78ffd6);
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shine 6s linear infinite;
}
@keyframes shine { to { background-position: 200% center; } }
.brand-sub {
    font-size: 0.6rem;
    letter-spacing: 3px;
    color: var(--teal-muted);
    text-transform: uppercase;
}
.topnav { display: flex; align-items: center; gap: 22px; }
.topnav a {
    color: var(--text-light);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    font-weight: 600;
}
.topnav a:hover, .topnav a.on { color: var(--teal-bright); }
.nav-user { color: var(--text-dim); font-size: 0.8rem; }
.inlineform { display: inline; }
.linkish {
    background: none; border: 1px solid var(--grid-line); color: var(--text-dim);
    font: inherit; font-size: 0.75rem; letter-spacing: 2px; text-transform: uppercase;
    padding: 6px 14px; border-radius: 6px; cursor: pointer;
}
.linkish:hover { color: var(--teal-bright); border-color: var(--teal-bright); }

/* ---------- layout ---------- */
.container { max-width: 1280px; margin: auto; padding: 40px 24px 80px; }
footer {
    text-align: center; padding: 40px 20px;
    border-top: 1px solid var(--grid-line); color: var(--teal-muted); font-size: 0.8rem;
}
.foot-tag { letter-spacing: 2px; font-weight: 600; text-transform: uppercase; color: var(--text-light); margin: 0 0 8px; }
.foot-fine { opacity: 0.6; margin: 0; }

.section-title {
    font-size: 1.5rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin: 0 0 28px;
    display: flex;
    align-items: center;
    gap: 14px;
}
.section-sub {
    color: var(--teal-bright);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin: 34px 0 12px;
}
a { color: var(--teal-bright); }
.mono { font-family: ui-monospace, Menlo, monospace; font-size: 0.85em; }

/* ---------- cards ---------- */
.card {
    background: var(--card-bg);
    border: 1px solid var(--grid-line);
    border-radius: 16px;
    padding: 22px 24px;
    backdrop-filter: blur(10px);
}
.table-card { padding: 8px 0 0; overflow-x: auto; }
.form-card { margin-bottom: 26px; }

.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 900px) { .cols { grid-template-columns: 1fr; } }

/* ---------- stats ---------- */
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 18px; margin-bottom: 10px; }
.stat {
    background: var(--card-bg);
    border: 1px solid var(--grid-line);
    border-radius: 14px;
    padding: 18px 20px;
}
.stat-value {
    font-size: 1.6rem; font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
    font-variant-numeric: tabular-nums;
}
.stat-label {
    color: var(--teal-muted); text-transform: uppercase;
    letter-spacing: 2px; font-size: 0.65rem; font-weight: 600; margin-top: 4px;
}

/* ---------- tables ---------- */
table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
th {
    text-align: left; padding: 12px 16px;
    color: var(--teal-muted); text-transform: uppercase; letter-spacing: 1.5px;
    font-size: 0.65rem; font-weight: 600;
    border-bottom: 1px solid var(--grid-line);
}
td { padding: 11px 16px; border-bottom: 1px solid rgba(30, 41, 59, 0.6); }
tr:last-child td { border-bottom: none; }
tbody tr:hover { background: rgba(30, 41, 59, 0.5); }
td.low { color: var(--amber); font-weight: 600; }
td.empty, .empty { color: var(--text-dim); font-style: italic; }

/* ---------- badges ---------- */
.badge {
    display: inline-block; padding: 3px 12px; border-radius: 999px;
    font-size: 0.65rem; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase;
    border: 1px solid;
}
.status-active    { color: var(--teal-bright); border-color: var(--teal-bright); background: rgba(120,255,214,0.08); }
.status-past_due  { color: var(--amber); border-color: var(--amber); background: rgba(251,191,36,0.08); }
.status-suspended { color: var(--red); border-color: var(--red); background: rgba(248,113,113,0.08); }
.status-canceled  { color: var(--text-dim); border-color: var(--text-dim); background: rgba(148,163,184,0.08); }

/* ---------- forms ---------- */
label { display: block; color: var(--text-dim); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 6px; }
label.check { display: flex; align-items: center; gap: 8px; text-transform: none; letter-spacing: 0; font-size: 0.85rem; color: var(--text-light); }
input, select {
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--grid-line);
    color: var(--text-light);
    padding: 10px 14px;
    border-radius: 8px;
    font: inherit;
    width: 100%;
}
input:focus, select:focus { outline: none; border-color: var(--teal-bright); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.form-row { display: flex; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.form-row input, .form-row select { flex: 1; min-width: 150px; }
.form-actions { display: flex; justify-content: flex-end; }

.btn {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 10px 26px;
    background: var(--accent-gradient);
    color: var(--dark-navy);
    text-decoration: none; font-weight: 800;
    border: none; border-radius: 8px;
    font-size: 0.8rem; text-transform: uppercase; letter-spacing: 2px;
    cursor: pointer; transition: all 0.3s;
    font-family: inherit;
}
.btn:hover { transform: scale(1.04); box-shadow: 0 0 30px rgba(120, 255, 214, 0.35); }
.btn.small { padding: 8px 18px; font-size: 0.7rem; }

/* ---------- meters & bars ---------- */
.meter-label { display: flex; justify-content: space-between; font-weight: 600; margin-bottom: 8px; }
.meter-label span:first-child { font-size: 1.1rem; color: var(--teal-bright); }
.meter { height: 16px; border-radius: 999px; background: rgba(30, 41, 59, 0.9); border: 1px solid var(--grid-line); overflow: hidden; }
.meter > span { display: block; height: 100%; background: var(--accent-gradient); border-radius: 999px; }
.meter-caption { color: var(--text-dim); font-size: 0.8rem; margin-top: 6px; }
.portal-meta { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; margin-top: 20px; }
.portal-meta div { display: flex; flex-direction: column; }
.portal-meta .k { color: var(--teal-muted); font-size: 0.6rem; text-transform: uppercase; letter-spacing: 2px; }
.portal-meta .v { font-weight: 600; }

.bars { display: flex; align-items: flex-end; gap: 8px; height: 140px; padding: 6px 2px 0; }
.bar-col { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; height: 100%; }
.bar { width: 100%; min-height: 2px; background: var(--accent-gradient); border-radius: 4px 4px 0 0; opacity: 0.9; }
.bar-date { font-size: 0.6rem; color: var(--text-dim); margin-top: 6px; }

/* ---------- banners & flash ---------- */
.alert {
    border: 1px solid var(--amber);
    color: var(--amber);
    background: rgba(251, 191, 36, 0.07);
    border-radius: 10px;
    padding: 14px 18px;
    margin: 0 0 24px;
}
.flash {
    border: 1px solid var(--teal-bright);
    color: var(--teal-bright);
    background: rgba(120, 255, 214, 0.07);
    border-radius: 10px;
    padding: 14px 18px;
    margin: 0 0 18px;
}
.devlink {
    border: 1px dashed var(--teal-muted);
    border-radius: 10px;
    padding: 12px 16px;
    margin: 0 0 18px;
    font-size: 0.85rem;
    word-break: break-all;
}

/* ---------- login ---------- */
.login-wrap { display: flex; justify-content: center; padding: 90px 0 40px; }
.login-card {
    background: var(--card-bg);
    border: 1px solid var(--grid-line);
    border-radius: 20px;
    padding: 60px 50px;
    max-width: 480px;
    width: 100%;
    text-align: center;
    backdrop-filter: blur(10px);
}
.brand-title {
    font-size: 2.6rem; letter-spacing: 8px; text-transform: uppercase; margin: 0;
    font-weight: 900;
    background: linear-gradient(to right, #78ffd6, #4ca1af, #78ffd6);
    background-size: 200% auto;
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: shine 4s linear infinite;
}
.tagline {
    font-size: 0.7rem; letter-spacing: 6px; color: var(--teal-muted);
    text-transform: uppercase; margin: 10px 0 40px; opacity: 0.85;
}
.login-form { text-align: left; }
.login-form label { margin: 0 0 8px; }
.login-form .btn { width: 100%; justify-content: center; margin-top: 18px; }
.fine { color: var(--text-dim); font-size: 0.75rem; margin-top: 22px; }

@media (max-width: 640px) {
    .topbar { flex-direction: column; gap: 10px; }
    .brand-title { font-size: 1.8rem; letter-spacing: 5px; }
}