:root {
    --bg:       #0d0f0e;
    --surface:  #141816;
    --border:   #1f2b21;
    --accent:   #39ff6a;
    --accent2:  #00c4a7;
    --muted:    #3a4a3d;
    --text:     #c8ddc9;
    --text-dim: #5a7a5d;
    --danger:   #ff4545;
    --warn:     #ffb347;
    --mono:     'Share Tech Mono', monospace;
    --sans:     'Rajdhani', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--sans);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Matrix */
#matrixCanvas {
    position: fixed; inset: 0; z-index: 0;
    pointer-events: none; opacity: 0.55;
}

/* Scanlines */
body::before {
    content: '';
    position: fixed; inset: 0;
    background: repeating-linear-gradient(
        0deg, transparent, transparent 2px,
        rgba(0,0,0,0.08) 2px, rgba(0,0,0,0.08) 4px
    );
    pointer-events: none; z-index: 9999;
}

/* ── LOGIN ── */
#loginScreen {
    position: fixed; inset: 0; background: var(--bg);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    z-index: 100; gap: 0;
}

.login-logo {
    font-family: var(--mono); font-size: 11px; color: var(--accent);
    line-height: 1.2; margin-bottom: 40px;
    opacity: 0; animation: fadeIn 0.6s 0.2s ease forwards;
    text-align: center; white-space: pre;
}

.login-box {
    border: 1px solid var(--border); background: var(--surface);
    padding: 40px 44px; width: 400px;
    opacity: 0; animation: slideUp 0.5s 0.5s ease forwards;
    position: relative;
}
.login-box::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0;
    height: 2px; background: linear-gradient(90deg, var(--accent), var(--accent2));
}

.login-title {
    font-family: var(--mono); font-size: 12px; color: var(--text-dim);
    letter-spacing: 3px; text-transform: uppercase; margin-bottom: 28px;
}

.login-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.login-field label {
    font-family: var(--mono); font-size: 10px; color: var(--text-dim); letter-spacing: 2px;
    text-transform: uppercase;
}
.login-field input {
    background: var(--bg); border: 1px solid var(--muted);
    color: var(--accent); font-family: var(--mono); font-size: 15px;
    padding: 10px 14px; outline: none; letter-spacing: 2px;
    transition: border-color 0.2s; width: 100%;
}
.login-field input:focus { border-color: var(--accent); }
.login-field input::placeholder { color: var(--muted); font-size: 13px; letter-spacing: 1px; }

.login-error {
    font-family: var(--mono); font-size: 11px; color: var(--danger);
    letter-spacing: 1px; margin-bottom: 16px; min-height: 18px;
}

.btn-login {
    width: 100%; padding: 13px; background: transparent;
    border: 1px solid var(--accent); color: var(--accent);
    font-family: var(--mono); font-size: 13px; letter-spacing: 3px;
    cursor: pointer; text-transform: uppercase; transition: background 0.2s, color 0.2s;
    position: relative; overflow: hidden;
}
.btn-login::after {
    content: ''; position: absolute; inset: 0; background: var(--accent);
    transform: scaleX(0); transform-origin: left; transition: transform 0.25s ease; z-index: -1;
}
.btn-login:hover { color: var(--bg); }
.btn-login:hover::after { transform: scaleX(1); }
.btn-login:disabled { opacity: 0.35; cursor: not-allowed; pointer-events: none; }

/* Autocomplete */
.ac-wrap { position: relative; }
.ac-dropdown {
    position: absolute; top: 100%; left: 0; right: 0; z-index: 500;
    border: 1px solid var(--border); border-top: none;
    background: var(--surface); max-height: 220px; overflow-y: auto;
    display: none;
}
.ac-dropdown.open { display: block; }
.ac-item {
    display: grid; grid-template-columns: 80px 100px 1fr;
    gap: 8px; align-items: center;
    padding: 9px 14px; cursor: pointer;
    border-bottom: 1px solid var(--border);
    font-family: var(--mono); font-size: 12px;
    transition: background 0.12s;
}
.ac-item:last-child { border-bottom: none; }
.ac-item:hover, .ac-item.focused { background: rgba(57,255,106,0.06); }
.ac-id   { color: var(--accent2); letter-spacing: 1px; font-size: 11px; }
.ac-call { color: var(--accent);  letter-spacing: 2px; }
.ac-name { color: var(--text-dim); font-size: 11px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ac-empty, .ac-spinner {
    padding: 14px; font-family: var(--mono); font-size: 11px;
    color: var(--text-dim); text-align: center; letter-spacing: 1px;
}
.ac-spinner { color: var(--accent2); animation: pulse 1.2s infinite; }

/* Selected user display */
.selected-user {
    background: var(--bg); border: 1px solid var(--border);
    padding: 10px 14px; margin-bottom: 20px;
    display: flex; justify-content: space-between; align-items: center;
    cursor: pointer;
}
.selected-user:hover { border-color: var(--muted); }
.selected-user-info { font-family: var(--mono); font-size: 13px; }
.selected-id   { color: var(--accent2); margin-right: 12px; }
.selected-call { color: var(--accent); letter-spacing: 2px; }
.selected-name { color: var(--text-dim); font-size: 11px; margin-top: 2px; }
.selected-clear { font-family: var(--mono); font-size: 10px; color: var(--muted); letter-spacing: 1px; }
.selected-clear:hover { color: var(--danger); }

/* ── TOPBAR ── */
header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 32px; border-bottom: 1px solid var(--border);
    background: var(--surface); position: sticky; top: 0; z-index: 10;
}
.header-left { display: flex; align-items: center; gap: 16px; }
.header-logo {
    width: 36px; height: 36px; border: 1px solid var(--accent);
    display: flex; align-items: center; justify-content: center;
}
.header-logo svg { width: 20px; height: 20px; }
.header-title    { font-family: var(--mono); font-size: 14px; color: var(--accent); letter-spacing: 2px; }
.header-subtitle { font-family: var(--mono); font-size: 10px; color: var(--text-dim); letter-spacing: 1px; }
.header-right { display: flex; align-items: center; gap: 12px; }

.user-badge {
    display: flex; align-items: center; gap: 10px;
    border: 1px solid var(--border); padding: 7px 14px;
    font-family: var(--mono); font-size: 11px;
}
.user-badge .badge-call { color: var(--accent); letter-spacing: 2px; }

.nav-link {
    font-family: var(--mono); font-size: 11px; letter-spacing: 2px;
    color: var(--text-dim); text-decoration: none; border: 1px solid var(--muted);
    padding: 7px 14px; display: flex; align-items: center; gap: 6px;
    transition: color 0.2s, border-color 0.2s; cursor: pointer;
    background: transparent;
}
.nav-link:hover { color: var(--danger); border-color: var(--danger); }

/* ── LAYOUT ── */
.content {
    max-width: 860px; margin: 0 auto;
    padding: 40px 32px 80px;
    display: flex; flex-direction: column; gap: 20px;
    position: relative; z-index: 1;
}

/* ── CARDS ── */
.card {
    border: 1px solid var(--border); background: var(--surface);
    padding: 28px 32px; position: relative;
}
.card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0;
    height: 2px; background: linear-gradient(90deg, var(--accent), var(--accent2));
}

.card-title {
    font-family: var(--mono); font-size: 10px; letter-spacing: 3px;
    color: var(--accent2); text-transform: uppercase;
    padding-bottom: 8px; border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
}

.card-sub {
    font-family: var(--mono); font-size: 10px; letter-spacing: 2px;
    color: var(--text-dim); text-transform: uppercase;
    border-bottom: 1px solid var(--border);
    padding-bottom: 6px; margin: 20px 0 14px;
}

/* ── FORM ── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .full { grid-column: 1 / -1; }

.field-group { display: flex; flex-direction: column; gap: 6px; }
.field-label {
    font-family: var(--mono); font-size: 10px; letter-spacing: 2px;
    color: var(--text-dim); text-transform: uppercase;
}
.field-input {
    background: var(--bg); border: 1px solid var(--border);
    color: var(--text); font-family: var(--mono); font-size: 14px;
    padding: 10px 14px; outline: none; width: 100%;
    transition: border-color 0.2s, box-shadow 0.2s;
    appearance: none; -webkit-appearance: none;
}
.field-input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(57,255,106,0.07); }
.field-input:disabled { opacity: 0.4; cursor: not-allowed; }
.field-input::placeholder { color: var(--muted); }

/* ── READONLY BLOCK ── */
.readonly-row {
    display: flex; align-items: center; justify-content: space-between;
    background: var(--bg); border: 1px solid var(--border);
    padding: 10px 14px;
}
.readonly-val { font-family: var(--mono); font-size: 14px; color: var(--text-dim); }
.readonly-tag {
    font-family: var(--mono); font-size: 9px; letter-spacing: 1px;
    color: var(--muted); border: 1px solid var(--border); padding: 2px 6px;
}

/* ── FIXPORT STATUS ── */
.fp-status {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: var(--mono); font-size: 11px; letter-spacing: 1px;
    padding: 4px 12px; border: 1px solid; margin-bottom: 14px;
}
.fp-status.enabled  { color: var(--accent); border-color: rgba(57,255,106,0.4); }
.fp-status.disabled { color: var(--warn);   border-color: rgba(255,179,71,0.4); }
.fp-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; animation: pulse 1.8s infinite; }

/* ── CONNECTION TABLE ── */
.conntable { width: 100%; border-collapse: collapse; font-size: .88rem; margin-top: 12px; }
.conntable th, .conntable td { padding: 8px 14px; border: 1px solid var(--border); text-align: left; }
.conntable th {
    background: var(--bg); color: var(--text-dim);
    font-family: var(--mono); font-size: 9px; letter-spacing: 2px; text-transform: uppercase;
}
.conntable td { font-family: var(--mono); font-size: 13px; }
.conntable tr:nth-child(even) td { background: rgba(255,255,255,0.02); }

code {
    font-family: var(--mono); font-size: .9em;
    color: var(--accent2); user-select: all;
}

/* ── DIVIDER ── */
.divider { border: none; border-top: 1px solid var(--border); margin: 20px 0; }

/* ── BUTTONS ── */
.btn-row { display: flex; gap: 12px; margin-top: 20px; flex-wrap: wrap; }
.btn {
    font-family: var(--mono); font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
    padding: 11px 22px; border: 1px solid var(--muted); background: transparent;
    color: var(--text); cursor: pointer; transition: all 0.2s;
}
.btn:hover { border-color: var(--text); }
.btn-primary {
    border-color: var(--accent); color: var(--accent);
    position: relative; overflow: hidden;
}
.btn-primary::after {
    content: ''; position: absolute; inset: 0; background: var(--accent);
    transform: scaleX(0); transform-origin: left; transition: transform 0.25s ease; z-index: -1;
}
.btn-primary:hover { color: var(--bg); }
.btn-primary:hover::after { transform: scaleX(1); }
.btn-danger { border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: var(--bg); }

/* ── ALERTS ── */
.alert {
    font-family: var(--mono); font-size: 11px; letter-spacing: 1px;
    padding: 10px 16px; border: 1px solid; margin-bottom: 4px;
}
.alert-ok  { color: var(--accent); border-color: rgba(57,255,106,0.4); background: rgba(57,255,106,0.05); }
.alert-err { color: var(--danger); border-color: rgba(255,69,69,0.4);  background: rgba(255,69,69,0.05); }

/* ── SAVE BAR ── */
.save-bar {
    position: sticky; bottom: 0; background: var(--surface);
    border-top: 1px solid var(--border); padding: 14px 32px;
    display: flex; justify-content: flex-end; align-items: center; gap: 12px;
}

/* ── ANIMATIONS ── */
@keyframes fadeIn  { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes pulse   { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

@media (max-width: 640px) {
    .login-box { width: 100%; margin: 0 1rem; padding: 28px 24px; }
    .form-grid { grid-template-columns: 1fr; }
    .content { padding: 24px 16px 60px; }
    header { padding: 14px 16px; }
}