/* ============================================================
   SIGNAL GLASS — design system for Lead Data Portal
   Theme: telecom/network-ops console rendered in glassmorphism.
   Signal cyan (live data) vs. warm amber (the human/home side)
   instead of the default monotone blue-purple glass look.
   ============================================================ */

:root {
    /* Base */
    --void: #05070d;
    --void-2: #0c1220;
    --void-3: #131b2e;

    /* Glass */
    --glass: rgba(255, 255, 255, 0.055);
    --glass-strong: rgba(255, 255, 255, 0.09);
    --glass-border: rgba(255, 255, 255, 0.14);
    --glass-border-soft: rgba(255, 255, 255, 0.08);

    /* Accents */
    --cyan: #2dd4ee;
    --cyan-dim: rgba(45, 212, 238, 0.35);
    --amber: #ffa45c;
    --amber-dim: rgba(255, 164, 92, 0.35);
    --mint: #4ade9c;
    --mint-bg: rgba(74, 222, 156, 0.12);
    --rose: #fb7185;
    --rose-bg: rgba(251, 113, 133, 0.12);

    /* Text */
    --ink: #eaf0fa;
    --ink-dim: #93a1b8;
    --ink-faint: #5b6780;

    /* Type */
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Manrope', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --radius: 16px;
    --radius-sm: 10px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-body);
    color: var(--ink);
    background: var(--void);
    position: relative;
    overflow-x: hidden;
}

/* ---------- Ambient background: gradient mesh + drifting signal orbs ---------- */
.bg-scene {
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(ellipse 80% 60% at 15% -10%, rgba(45, 212, 238, 0.16), transparent 60%),
        radial-gradient(ellipse 70% 60% at 100% 10%, rgba(255, 164, 92, 0.12), transparent 55%),
        linear-gradient(180deg, var(--void) 0%, var(--void-2) 45%, var(--void-3) 100%);
}
.bg-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(70px);
    z-index: -1;
    opacity: 0.55;
    pointer-events: none;
    animation: drift 26s ease-in-out infinite alternate;
}
.bg-orb.orb-cyan { width: 460px; height: 460px; background: var(--cyan); top: -120px; left: -100px; }
.bg-orb.orb-amber { width: 380px; height: 380px; background: var(--amber); bottom: -140px; right: -80px; animation-duration: 32s; animation-delay: -8s; }
.bg-orb.orb-mint { width: 260px; height: 260px; background: var(--mint); top: 40%; right: 15%; opacity: 0.22; animation-duration: 38s; animation-delay: -16s; }

@keyframes drift {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(40px, 50px) scale(1.08); }
}

/* ---------- Topbar ---------- */
.topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(10, 14, 26, 0.55);
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border-bottom: 1px solid var(--glass-border-soft);
}
.topbar-inner {
    max-width: 1080px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.brand {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 19px;
    letter-spacing: -0.01em;
    text-decoration: none;
    background: linear-gradient(90deg, var(--ink) 30%, var(--cyan) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: flex;
    align-items: center;
    gap: 9px;
}
.brand::before {
    content: '';
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 0 3px var(--cyan-dim), 0 0 14px 2px var(--cyan);
    animation: pulse-dot 2.2s ease-in-out infinite;
    flex-shrink: 0;
}
@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.55; transform: scale(0.78); }
}
.topbar nav { display: flex; align-items: center; gap: 4px; }
.topbar nav a {
    margin-left: 2px;
    color: var(--ink-dim);
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: 999px;
    transition: color .2s ease, background .2s ease;
}
.topbar nav a:hover { color: var(--ink); background: var(--glass); }
.topbar nav a.active { color: var(--void); background: var(--cyan); box-shadow: 0 0 18px var(--cyan-dim); }

/* Signature element: animated signal trace under the nav */
.signal-trace {
    height: 2px;
    width: 100%;
    background: linear-gradient(90deg, transparent, var(--glass-border) 20%, var(--glass-border) 80%, transparent);
    position: relative;
    overflow: hidden;
}
.signal-trace::after {
    content: '';
    position: absolute;
    top: 0; left: -20%;
    width: 20%; height: 100%;
    background: linear-gradient(90deg, transparent, var(--cyan), var(--amber), transparent);
    box-shadow: 0 0 12px 1px var(--cyan);
    animation: trace 4.5s linear infinite;
}
@keyframes trace {
    0%   { left: -20%; }
    100% { left: 100%; }
}

.container { max-width: 1080px; margin: 0 auto; padding: 40px 24px 72px; position: relative; }

/* ---------- Typography ---------- */
h1 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.015em;
    margin: 0 0 6px;
    color: var(--ink);
}
h2 {
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.01em;
    margin: 34px 0 14px;
    color: var(--ink);
}
.subtitle { color: var(--ink-dim); margin: 0 0 28px; font-size: 14.5px; max-width: 62ch; line-height: 1.5; }
.muted { color: var(--ink-dim); }
code {
    background: var(--glass-strong);
    border: 1px solid var(--glass-border-soft);
    padding: 2px 7px;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 12.5px;
    color: var(--cyan);
}

/* ---------- Glass panel ---------- */
.card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 22px 24px;
    margin-bottom: 20px;
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.06);
    position: relative;
    animation: rise .5s cubic-bezier(.16,1,.3,1) both;
}
.card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius);
    padding: 1px;
    background: linear-gradient(135deg, rgba(255,255,255,0.18), transparent 40%);
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

@keyframes rise {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}
.card:nth-of-type(1) { animation-delay: 0s; }
.card:nth-of-type(2) { animation-delay: .06s; }
.card:nth-of-type(3) { animation-delay: .12s; }
.card:nth-of-type(4) { animation-delay: .18s; }

/* ---------- Stat tiles ---------- */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    margin-bottom: 26px;
}
.stat-box {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 18px 20px;
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.28);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    animation: rise .5s cubic-bezier(.16,1,.3,1) both;
}
.stat-box:hover {
    transform: translateY(-3px);
    border-color: var(--cyan-dim);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.34), 0 0 0 1px var(--cyan-dim), 0 0 24px -4px var(--cyan-dim);
}
.stat-box .num {
    font-family: var(--font-mono);
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(90deg, var(--cyan), var(--ink) 140%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.stat-box .label { font-size: 12.5px; color: var(--ink-dim); margin-top: 4px; letter-spacing: .01em; }

/* ---------- Upload dropzone ---------- */
form.uploader {
    border: 1.5px dashed var(--glass-border);
    border-radius: var(--radius);
    padding: 40px 28px;
    text-align: center;
    background: var(--glass);
    backdrop-filter: blur(18px) saturate(140%);
    -webkit-backdrop-filter: blur(18px) saturate(140%);
    transition: border-color .25s ease, background .25s ease;
    position: relative;
}
form.uploader:hover { border-color: var(--cyan-dim); background: var(--glass-strong); }
form.uploader > div:first-child { font-size: 15px; font-weight: 600; color: var(--ink); margin-bottom: 4px; }
form.uploader input[type="file"] {
    margin: 16px 0;
    color: var(--ink-dim);
    font-size: 13px;
    max-width: 100%;
}
form.uploader input[type="file"]::file-selector-button {
    background: var(--glass-strong);
    color: var(--ink);
    border: 1px solid var(--glass-border);
    padding: 8px 16px;
    border-radius: 999px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 13px;
    margin-right: 12px;
    cursor: pointer;
    transition: background .2s ease, border-color .2s ease;
}
form.uploader input[type="file"]::file-selector-button:hover { background: var(--glass-border); border-color: var(--cyan-dim); }
.hint { font-size: 12.5px; color: var(--ink-faint); margin-top: 8px; line-height: 1.5; }

/* ---------- Buttons ---------- */
button, .btn {
    background: linear-gradient(135deg, var(--cyan), #1aa8c4);
    color: #04141a;
    border: none;
    padding: 11px 22px;
    border-radius: 999px;
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 4px 20px -2px var(--cyan-dim);
    transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
}
button:hover, .btn:hover { transform: translateY(-1px); box-shadow: 0 6px 28px -2px var(--cyan-dim); filter: brightness(1.06); }
button:active, .btn:active { transform: translateY(0); }
button:focus-visible, .btn:focus-visible, a:focus-visible, input:focus-visible {
    outline: 2px solid var(--cyan);
    outline-offset: 2px;
}
.btn-secondary {
    background: var(--glass-strong);
    color: var(--ink);
    border: 1px solid var(--glass-border);
    box-shadow: none;
}
.btn-secondary:hover { background: var(--glass-border); box-shadow: 0 4px 20px rgba(0,0,0,0.2); }

/* ---------- Tables ---------- */
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th, td { text-align: left; padding: 11px 12px; border-bottom: 1px solid var(--glass-border-soft); }
th { color: var(--ink-faint); font-weight: 600; font-size: 11px; text-transform: uppercase; letter-spacing: .06em; }
td { color: var(--ink); }
tr { transition: background .15s ease; }
tr:hover td { background: var(--glass); }
tr:last-child td { border-bottom: none; }

/* ---------- Flash messages ---------- */
.flash {
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
    font-size: 13.5px;
    border: 1px solid;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    line-height: 1.5;
    animation: rise .4s cubic-bezier(.16,1,.3,1) both;
}
.flash.success { background: var(--mint-bg); color: var(--mint); border-color: rgba(74, 222, 156, 0.3); }
.flash.error { background: var(--rose-bg); color: var(--rose); border-color: rgba(251, 113, 133, 0.3); }

/* ---------- Badges ---------- */
.badge { display: inline-block; padding: 3px 11px; border-radius: 999px; font-size: 11.5px; font-weight: 700; font-family: var(--font-mono); }
.badge.ok { background: var(--mint-bg); color: var(--mint); }
.badge.warn { background: rgba(255, 164, 92, 0.14); color: var(--amber); }

/* ---------- Login page ---------- */
.login-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}
.login-card { width: 100%; max-width: 360px; }
.login-input {
    width: 100%;
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--glass-border);
    background: var(--glass-strong);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 14px;
}
.login-input:focus-visible { outline: 2px solid var(--cyan); outline-offset: 1px; }

/* ---------- Spinner ---------- */
.spinner {
    display: inline-block;
    width: 13px; height: 13px;
    border: 2px solid rgba(255,255,255,0.25);
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin .7s linear infinite;
    vertical-align: -2px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Toasts ---------- */
#toastHost { position: fixed; bottom: 24px; right: 24px; z-index: 100; display: flex; flex-direction: column; gap: 10px; }
.toast {
    background: rgba(15, 21, 38, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-left: 3px solid var(--mint);
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    color: var(--ink);
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity .25s ease, transform .25s ease;
    max-width: 340px;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast-error { border-left-color: var(--rose); }

/* ---------- Mini table-action buttons ---------- */
.btn-mini {
    background: var(--glass-strong);
    color: var(--ink);
    border: 1px solid var(--glass-border);
    padding: 5px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font-body);
    transition: background .2s ease, border-color .2s ease;
}
.btn-mini:hover { background: var(--glass-border); }
.btn-clear:hover { border-color: var(--rose); color: var(--rose); }
.fmt-select {
    background: var(--glass-strong);
    color: var(--ink);
    border: 1px solid var(--glass-border);
    border-radius: 999px;
    padding: 5px 8px;
    font-size: 12px;
    font-family: var(--font-body);
}

/* ---------- Stat color variants (DB Health speed thresholds) ---------- */
.stat-box.stat-ok .num { background: linear-gradient(90deg, var(--mint), var(--ink) 140%); -webkit-background-clip: text; background-clip: text; }
.stat-box.stat-warn .num { background: linear-gradient(90deg, var(--amber), var(--ink) 140%); -webkit-background-clip: text; background-clip: text; }
.stat-box.stat-danger .num { background: linear-gradient(90deg, var(--rose), var(--ink) 140%); -webkit-background-clip: text; background-clip: text; }
.stat-box.stat-warn { border-color: var(--amber-dim); }
.stat-box.stat-danger { border-color: rgba(251, 113, 133, 0.4); }

.nav-logout {
    font-size: 15px !important;
    padding: 8px 12px !important;
    opacity: 0.7;
}
.nav-logout:hover { opacity: 1; color: var(--rose) !important; background: var(--rose-bg) !important; }

.footer { text-align: center; padding: 30px 20px 10px; color: var(--ink-faint); font-size: 12px; }
.footer-inner { max-width: 1080px; margin: 0 auto; }
.mono { font-family: var(--font-mono); font-size: 0.95em; letter-spacing: -0.01em; }
.card-icon {
    display: inline-flex;
    width: 34px; height: 34px;
    align-items: center; justify-content: center;
    border-radius: 10px;
    background: var(--glass-strong);
    border: 1px solid var(--glass-border-soft);
    font-size: 16px;
    margin-bottom: 10px;
}

/* ---------- Progress bar (batch upload) ---------- */
.progress-track {
    width: 100%;
    height: 8px;
    border-radius: 999px;
    background: var(--glass-strong);
    border: 1px solid var(--glass-border-soft);
    overflow: hidden;
}
.progress-fill {
    height: 100%;
    width: 0%;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--cyan), var(--amber));
    box-shadow: 0 0 12px 1px var(--cyan-dim);
    transition: width .4s cubic-bezier(.16,1,.3,1);
}

/* ---------- Login page: heavy, choreographed ---------- */
.login-body { display: flex; }
.grid-overlay {
    position: fixed;
    inset: 0;
    z-index: -1;
    background-image:
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 42px 42px;
    -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 75%);
    mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 75%);
}
.login-shell {
    min-height: 100vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    gap: 22px;
}
.login-mark {
    opacity: 0;
    transform: translateY(-10px) scale(0.8);
    animation: mark-in .7s cubic-bezier(.16,1,.3,1) .1s forwards;
}
@keyframes mark-in { to { opacity: 1; transform: translateY(0) scale(1); } }
.mark-ring {
    transform-origin: 32px 32px;
    animation: ring-spin 3s linear infinite;
}
@keyframes ring-spin { to { transform: rotate(360deg); } }

.login-card {
    width: 100%;
    max-width: 380px;
    opacity: 0;
    transform: translateY(24px) scale(0.97);
    transition: transform .15s ease-out;
    animation: card-in .7s cubic-bezier(.16,1,.3,1) .25s forwards;
}
.login-card.entered { will-change: transform; }
@keyframes card-in { to { opacity: 1; transform: translateY(0) scale(1); } }

.login-brand {
    justify-content: center;
    font-size: 23px;
    margin-bottom: 4px;
    opacity: 0;
    animation: fade-in .5s ease .5s forwards;
}
.login-tagline {
    text-align: center;
    margin-top: 0;
    margin-bottom: 20px;
    min-height: 18px;
    font-family: var(--font-mono);
    font-size: 12.5px;
    letter-spacing: 0.02em;
}
@keyframes fade-in { to { opacity: 1; } }

.login-flash { opacity: 0; animation: fade-in .4s ease .6s forwards; }
.login-flash.shake { animation: fade-in .4s ease .6s forwards, shake .5s ease .6s; }
@keyframes shake {
    10%, 90% { transform: translateX(-1px); }
    20%, 80% { transform: translateX(2px); }
    30%, 50%, 70% { transform: translateX(-4px); }
    40%, 60% { transform: translateX(4px); }
}
.login-flash.ip-error { border-color: var(--amber-dim); background: rgba(255,164,92,0.1); color: var(--amber); }

.input-wrap {
    position: relative;
    opacity: 0;
    animation: fade-in .5s ease forwards;
}
#loginForm .input-wrap:nth-of-type(1) { animation-delay: .7s; }
#loginForm .input-wrap:nth-of-type(2) { animation-delay: .8s; margin-top: 12px; }
.input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    opacity: 0.6;
    pointer-events: none;
}
.input-wrap .login-input { padding-left: 40px; padding-right: 40px; }
.input-toggle {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    box-shadow: none;
    padding: 4px;
    cursor: pointer;
    font-size: 14px;
    opacity: 0.6;
}
.input-toggle:hover { opacity: 1; background: none; transform: translateY(-50%); }

.login-submit {
    width: 100%;
    margin-top: 16px;
    opacity: 0;
    animation: fade-in .5s ease .9s forwards;
    position: relative;
}
.login-submit.loading { opacity: 0.85; pointer-events: none; }

.login-footnote {
    font-size: 11.5px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    opacity: 0;
    animation: fade-in .6s ease 1.1s forwards;
}

/* ---------- Access Control page ---------- */
.field-label { display: block; font-size: 11.5px; color: var(--ink-faint); margin-bottom: 5px; text-transform: uppercase; letter-spacing: 0.04em; }
.login-input.compact { padding: 10px 12px; min-width: 160px; }

.switch { display: inline-block; cursor: pointer; }
.switch input { display: none; }
.switch-track {
    display: inline-block;
    width: 44px; height: 24px;
    background: var(--glass-strong);
    border: 1px solid var(--glass-border);
    border-radius: 999px;
    position: relative;
    transition: background .2s ease;
}
.switch-thumb {
    position: absolute;
    top: 2px; left: 2px;
    width: 18px; height: 18px;
    border-radius: 50%;
    background: var(--ink-dim);
    transition: transform .2s ease, background .2s ease;
}
.switch input:checked + .switch-track { background: rgba(45, 212, 238, 0.25); border-color: var(--cyan-dim); }
.switch input:checked + .switch-track .switch-thumb { transform: translateX(20px); background: var(--cyan); box-shadow: 0 0 8px var(--cyan-dim); }

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
    .topbar-inner { flex-direction: column; gap: 10px; padding: 14px 18px; }
    h1 { font-size: 23px; }
    .stat-grid { grid-template-columns: 1fr 1fr; }
    form.uploader { padding: 28px 18px; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
    .bg-orb, .signal-trace::after, .brand::before, .card, .stat-box, .flash,
    .login-mark, .mark-ring, .login-card, .login-brand, .login-tagline,
    .login-flash, .input-wrap, .login-submit, .login-footnote {
        animation: none !important;
        opacity: 1 !important;
        transform: none !important;
    }
    html { scroll-behavior: auto; }
}