html,
body {
    height: 100%;
    margin: 0;
    overflow: hidden;
    background: var(--bg);
}

/* ── animated network background ─────────────────────────── */
#bgCanvas {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    background: var(--bg);
}

/* soft vignette so the card area stays readable */
.bg-vignette {
    position: fixed;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: radial-gradient(circle at 50% 45%, transparent 0%, transparent 35%, var(--bg) 85%);
}

.login-page {
    position: relative;
    z-index: 2;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-wrap {
    width: 100%;
    max-width: 400px;
    padding: 1.5rem;
    animation: cardIn .5s cubic-bezier(.16, 1, .3, 1);
}

@keyframes cardIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-brand {
    text-align: center;
    margin-bottom: 2rem;
}

.login-brand .brand-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    background: rgba(88, 166, 255, .12);
    border: 1px solid rgba(88, 166, 255, .3);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: .75rem;
    box-shadow: 0 0 24px rgba(88, 166, 255, .15);
}

.login-brand .brand-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--accent);
}

.login-brand h1 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: .06em;
    margin: 0;
}

.login-brand p {
    font-size: .72rem;
    color: var(--text-muted);
    margin: .2rem 0 0;
    letter-spacing: .04em;
}

.login-card {
    background: rgba(22, 27, 34, .85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 12px 40px rgba(0, 0, 0, .35);
}

.login-card label {
    font-size: .72rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: .08em;
    text-transform: uppercase;
    margin-bottom: .4rem;
}

.login-card .form-control {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-family: 'JetBrains Mono', monospace;
    font-size: .8rem;
    padding: .55rem .85rem;
    transition: border-color .2s, box-shadow .2s;
}

.login-card .form-control:focus {
    background: var(--bg);
    border-color: var(--accent);
    color: var(--text);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, .12);
}

.login-card .form-control::placeholder {
    color: var(--text-muted);
    opacity: .5;
}

.input-icon-wrap {
    position: relative;
}

.input-icon-wrap .form-control {
    padding-left: 2.4rem;
}

.input-icon-wrap.has-toggle .form-control {
    padding-right: 2.4rem;
}

.input-icon-wrap .field-icon {
    position: absolute;
    left: .75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: .85rem;
    pointer-events: none;
}

.password-toggle {
    position: absolute;
    right: .65rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: .85rem;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    transition: color .15s;
}

.password-toggle:hover {
    color: var(--accent);
}

.btn-login {
    width: 100%;
    background: var(--accent);
    border: none;
    border-radius: 6px;
    color: #0d1117;
    font-family: 'JetBrains Mono', monospace;
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .06em;
    padding: .65rem;
    transition: opacity .2s, transform .1s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
}

.btn-login:hover {
    opacity: .88;
}

.btn-login:active {
    transform: scale(.99);
    opacity: .8;
}

.btn-login:disabled {
    opacity: .6;
    cursor: not-allowed;
}

.spinner-mini {
    width: 13px;
    height: 13px;
    border: 2px solid rgba(13, 17, 23, .3);
    border-top-color: #0d1117;
    border-radius: 50%;
    animation: spin .6s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.remember-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.25rem;
}

.remember-row .form-check-label {
    font-size: .73rem;
    color: var(--text-muted);
    cursor: pointer;
}

.remember-row .form-check-input {
    background-color: var(--surface2);
    border-color: var(--border);
}

.remember-row .form-check-input:checked {
    background-color: var(--accent);
    border-color: var(--accent);
}

.forgot-link {
    font-size: .72rem;
    color: var(--accent);
    text-decoration: none;
    opacity: .8;
}

.forgot-link:hover {
    opacity: 1;
    color: var(--accent);
}

.alert-error {
    background: rgba(248, 81, 73, .1);
    border: 1px solid rgba(248, 81, 73, .3);
    border-radius: 6px;
    color: var(--danger);
    font-size: .75rem;
    padding: .6rem .85rem;
    margin-bottom: 1rem;
    display: none;
    align-items: center;
    gap: .4rem;
}

.alert-error.show {
    display: flex;
    animation: shakeIn .35s ease;
}

@keyframes shakeIn {
    0% {
        transform: translateX(0);
        opacity: 0;
    }

    25% {
        transform: translateX(-4px);
    }

    50% {
        transform: translateX(4px);
    }

    75% {
        transform: translateX(-2px);
    }

    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

.footer-note {
    text-align: center;
    margin-top: 1.5rem;
    font-size: .68rem;
    color: var(--text-muted);
}

.footer-note a {
    color: var(--accent);
    text-decoration: none;
}

.footer-note a:hover {
    text-decoration: underline;
}