/* ===== AUTH UI =====
 * GetAdvice v5.7 — Sign-in button, user menu, auth modal, toast.
 * File: css/auth.css
 */

/* ── Header sign-in button ── */
.auth-sign-in-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--bg-glass);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 6px 14px;
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-normal);
    font-family: inherit;
    white-space: nowrap;
}

.auth-sign-in-btn:hover {
    background: var(--bg-glass-hover);
    border-color: var(--border-glow);
}

.auth-sign-in-btn:focus-visible {
    outline: 2px solid var(--accent-light, #a78bfa);
    outline-offset: 2px;
}

.auth-sign-in-btn:active {
    transform: scale(0.95);
}

.auth-sign-in-btn svg {
    width: 14px;
    height: 14px;
    fill: var(--accent-light);
}

/* ── Header user menu (when signed in) ── */
.auth-user-menu {
    display: none;
    align-items: center;
    gap: 8px;
    position: relative;
}

.auth-user-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    object-fit: cover;
}

.auth-user-name {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.auth-signout-btn {
    background: none;
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 4px 10px;
    border-radius: var(--radius-lg);
    font-size: var(--font-size-xs);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.auth-signout-btn:hover {
    color: var(--text-primary);
    border-color: var(--border-glow);
}

.auth-signout-btn:focus-visible {
    outline: 2px solid var(--accent-light, #a78bfa);
    outline-offset: 2px;
}

/* ── Auth modal overlay ── */
.auth-modal {
    position: fixed;
    inset: 0;
    z-index: 10001;
    background: rgba(5, 2, 8, 0.88);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    transition: opacity 0.3s var(--ease-out);
    pointer-events: none;
}

.auth-modal.visible {
    opacity: 1;
    pointer-events: auto;
}

.auth-modal-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-glow);
    border-radius: 20px;
    padding: 36px 28px;
    max-width: 400px;
    width: 100%;
    text-align: center;
    transform: translateY(20px) scale(0.96);
    transition: transform 0.3s var(--ease-spring);
}

.auth-modal.visible .auth-modal-card {
    transform: translateY(0) scale(1);
}

.auth-modal-close {
    position: absolute;
    top: 12px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    transition: color var(--transition-fast);
}

.auth-modal-close:hover {
    color: var(--text-primary);
}

.auth-modal-close:focus-visible {
    outline: 2px solid var(--accent-light, #a78bfa);
    outline-offset: 2px;
}

.auth-modal-icon {
    font-size: 40px;
    margin-bottom: 12px;
}

.auth-modal-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--accent), var(--accent-hot));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
}

.auth-modal-text {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 24px;
}

/* ── Provider buttons ── */
.auth-providers {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 16px;
}

.auth-provider-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 13px 16px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s var(--ease-out);
    font-family: inherit;
    border: 1px solid var(--border);
}

.auth-provider-btn.google {
    background: #fff;
    color: #333;
}

.auth-provider-btn.google:hover {
    background: #f0f0f0;
    box-shadow: 0 4px 16px rgba(66, 133, 244, 0.2);
}

.auth-provider-btn.apple {
    background: #000;
    color: #fff;
    border-color: rgba(255, 255, 255, 0.15);
}

.auth-provider-btn.apple:hover {
    background: #1a1a1a;
    box-shadow: 0 4px 16px rgba(255, 255, 255, 0.1);
}

.auth-provider-btn.microsoft {
    background: var(--bg-glass);
    color: var(--text-primary);
}

.auth-provider-btn.microsoft:hover {
    background: var(--bg-glass-hover);
    box-shadow: 0 4px 16px rgba(0, 164, 239, 0.15);
}

.auth-provider-btn:focus-visible {
    outline: 2px solid var(--accent-light, #a78bfa);
    outline-offset: 2px;
}

.auth-provider-btn:active {
    transform: scale(0.97);
}

.auth-modal-disclaimer {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.4;
}

/* ── Auth toast (error messages) ── */
.auth-toast {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: rgba(239, 68, 68, 0.9);
    color: #fff;
    padding: 12px 20px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 500;
    z-index: 10002;
    opacity: 0;
    transition: all 0.3s var(--ease-out);
    pointer-events: none;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.auth-toast.visible {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}