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

:root
{
    --gw-bg: #fafafa;
    --gw-surface: #ffffff;
    --gw-surface-border: #d0d0d0;
    --gw-navbar: #333333;
    --gw-text: #1a1a1a;
    --gw-text-dim: #666666;
    --gw-text-muted: #999999;
    --gw-green: #4caf50;
    --gw-green-dim: rgba(76, 175, 80, 0.08);
    --gw-green-glow: rgba(76, 175, 80, 0.25);
    --gw-accent: #3f51b5;
    --gw-accent-hover: #3949ab;
    --gw-btn-dark: #444444;
    --gw-btn-dark-hover: #1a1a1a;
    --gw-danger: #c0392b;
    --gw-radius: 4px;
}

html, body
{
    height: 100%;
    background: var(--gw-bg);
    font-family: 'Segoe UI', -apple-system, sans-serif;
    -webkit-font-smoothing: antialiased;
    color: var(--gw-text);
}

.gw-topbar, .gw-topbar *, .gw-main, .gw-main *
{
    box-sizing: border-box;
}

.gw-topbar
{
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    background: var(--gw-navbar);
    flex-shrink: 0;
}

.gw-topbar-left
{
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    color: rgba(255,255,255,0.5);
}

    .gw-topbar-left .status-dot
    {
        width: 7px;
        height: 7px;
        background: var(--gw-green);
        border-radius: 50%;
        box-shadow: 0 0 6px var(--gw-green-glow);
        animation: gw-pulse 2.5s ease-in-out infinite;
    }

    .gw-topbar-left .status-text
    {
        color: var(--gw-green);
        font-weight: 600;
    }

.gw-topbar-right
{
    font-size: 13px;
    color: rgba(255,255,255,0.85);
    font-weight: 500;
}

@keyframes gw-pulse
{
    0%, 100%
    {
        opacity: 1;
        box-shadow: 0 0 6px var(--gw-green-glow);
    }

    50%
    {
        opacity: 0.45;
        box-shadow: 0 0 2px transparent;
    }
}

.gw-main
{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 140px);
    padding: 40px 20px 80px;
}

.gw-header
{
    text-align: center;
    margin-bottom: 36px;
}

.gw-badge
{
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 14px;
    background: var(--gw-green-dim);
    border: 1px solid rgba(76, 175, 80, 0.2);
    border-radius: 100px;
    font-size: 11px;
    font-weight: 600;
    color: #388e3c;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

    .gw-badge svg
    {
        width: 14px;
        height: 14px;
    }

.gw-title
{
    font-size: clamp(28px, 5vw, 40px);
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--gw-text);
    line-height: 1.1;
    margin-bottom: 8px;
}

    .gw-title span
    {
        color: var(--gw-text-dim);
        font-weight: 300;
    }

.gw-subtitle
{
    font-size: 14px;
    color: var(--gw-text-muted);
}

.login-container
{
    width: 100%;
    max-width: 380px;
}

.login-card
{
    background: var(--gw-surface);
    border: 1px solid var(--gw-surface-border);
    border-radius: var(--gw-radius);
    padding: 28px 24px 24px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.08);
}

.login-header
{
    margin-bottom: 20px;
}

    .login-header h1
    {
        display: none;
    }

    .login-header p
    {
        font-size: 13px;
        font-weight: 500;
        color: var(--gw-text-muted);
        margin: 0;
    }

.alert-error
{
    background: #fdf0ef;
    border: 1px solid #f5c6c2;
    border-radius: var(--gw-radius);
    padding: 10px 12px;
    margin-bottom: 14px;
    font-size: 13px;
    color: var(--gw-danger);
    list-style: none;
}

    .alert-error ul
    {
        margin: 0;
        padding: 0;
        list-style: none;
    }

.field-error
{
    display: block;
    font-size: 12px;
    color: var(--gw-danger);
    margin-top: 4px;
}

.form-group
{
    margin-bottom: 14px;
}

    .form-group label
    {
        display: block;
        font-size: 12px;
        font-weight: 500;
        color: var(--gw-text-dim);
        margin-bottom: 6px;
        letter-spacing: 0.3px;
        text-transform: uppercase;
    }

.form-control
{
    width: 100%;
    height: 42px;
    padding: 0 12px;
    font-family: inherit;
    font-size: 14px;
    color: var(--gw-text);
    background: var(--gw-surface);
    border: 1px solid var(--gw-surface-border);
    border-radius: var(--gw-radius);
    outline: none;
    box-sizing: border-box;
    transition: border-color 0.2s, box-shadow 0.2s;
}

    .form-control:focus
    {
        border-color: var(--gw-accent);
        box-shadow: 0 0 0 2px rgba(63, 81, 181, 0.12);
    }

.btn-primary.btn-full
{
    width: 100%;
    height: 42px;
    margin-top: 22px;
    background: var(--gw-btn-dark);
    color: #fff;
    border: none;
    border-radius: var(--gw-radius);
    font-family: inherit;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
}

    .btn-primary.btn-full:hover
    {
        background: var(--gw-btn-dark-hover);
    }

    .btn-primary.btn-full:active
    {
        transform: scale(0.985);
    }

.login-footer
{
    margin-top: 16px;
    text-align: center;
}

    .login-footer p
    {
        font-size: 12px;
        color: var(--gw-text-muted);
        margin: 0;
    }

@media (max-width: 480px)
{
    .login-card
    {
        padding: 24px 18px 20px;
    }

    .gw-header
    {
        margin-bottom: 28px;
    }
}