/* =========================================================================
   GATEWAY / PASSWORD SCREEN STYLESHEET
   Location: /static/style/gate.css
   Used for: Access gate dialogs, restricted portal authentications
   ========================================================================= */

/* Gate Backdrop Overlay */
.zb-gate {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(1, 6, 14, 0.88);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.zb-gate-card-wrapper {
    width: 100%;
    max-width: 440px;
    position: relative;
}

/* Glassmorphism Gate Card */
.zb-gate-card {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 36px 32px;
    background: #07152b;
    border: 1px solid rgba(56, 189, 248, 0.35);
    border-radius: var(--radius-xl);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.85), 0 0 40px rgba(13, 140, 241, 0.22);
    position: relative;
}

/* Restricted Badge */
.zb-gate-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 12px;
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.3);
    border-radius: 999px;
    font-size: 0.76rem;
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
    color: var(--cyan);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 18px;
}

.zb-gate-badge .indicator-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 10px var(--cyan);
}

/* Top Glow Icon Container */
.zb-gate-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, rgba(19, 59, 120, 0.5) 0%, rgba(13, 140, 241, 0.2) 100%);
    border: 1px solid rgba(56, 189, 248, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cyan);
    margin-bottom: 16px;
    box-shadow: 0 8px 24px rgba(13, 140, 241, 0.25);
}

.zb-gate-icon svg {
    width: 30px;
    height: 30px;
}

.zb-gate-card h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.zb-gate-card p {
    font-size: 0.92rem;
    color: var(--text-dim);
    line-height: 1.5;
    margin-bottom: 22px;
    max-width: 340px;
}

/* Input Wrapper & Icon */
.zb-gate-input-wrap {
    position: relative;
    width: 100%;
    margin-bottom: 16px;
}

.zb-gate-input-wrap .input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-faint);
    pointer-events: none;
    transition: color 0.2s ease;
}

.zb-gate-card input {
    width: 100%;
    padding: 13px 16px 13px 40px;
    background: rgba(3, 11, 24, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--radius-md);
    color: #ffffff;
    font-family: inherit;
    font-size: 16px; /* 16px minimum prevents iOS Safari from auto-zooming the viewport */
    letter-spacing: 0.05em;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.zb-gate-card input:focus-visible {
    outline: none;
    border-color: var(--cyan);
    background: rgba(3, 11, 24, 0.95);
    box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.25);
}

.zb-gate-input-wrap:focus-within .input-icon {
    color: var(--cyan);
}

/* Submit Action Button */
.zb-gate-card button[type="submit"] {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 20px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: var(--radius-md);
}

.zb-gate-card .btn:disabled {
    opacity: 0.6;
    cursor: wait;
    transform: none !important;
}

/* Error / Feedback Message */
.zb-gate-msg {
    margin-top: 14px;
    margin-bottom: 0;
    padding: 10px 14px;
    width: 100%;
    border-radius: var(--radius-sm);
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.35);
    color: #fca5a5;
    font-size: 0.85rem;
    text-align: center;
}

/* Footer / Return Navigation */
.zb-gate-actions {
    margin-top: 20px;
    padding-top: 18px;
    border-top: 1px solid var(--hair);
    width: 100%;
    display: flex;
    justify-content: center;
}

.btn-gate-back {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.82rem;
    color: var(--text-dim);
    text-decoration: none;
    transition: color 0.2s ease;
}

.btn-gate-back:hover {
    color: var(--cyan);
}

@media (max-width: 480px) {
    .zb-gate {
        padding: 16px;
    }

    .zb-gate-card {
        padding: 28px 18px;
        border-radius: var(--radius-lg);
    }

    .zb-gate-card h2 {
        font-size: 1.3rem;
    }
}