/**
 * Access Control Styles
 * 
 * Purpose: Styling for Google OAuth login overlay and user profile display
 * Design: Matches main application design system (style.css)
 */

/* User Profile Header Styles */
#user-profile-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

#user-profile-header .avatar-fallback {
    flex-shrink: 0;
}

#user-profile-header img {
    object-fit: cover;
    flex-shrink: 0;
}

/* User Profile Dropdown */
#user-profile-dropdown {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1), 0 4px 10px rgba(0, 0, 0, 0.05);
}

#user-profile-dropdown button:hover {
    background-color: var(--color-neutral-50);
}

/* ── Gate de boot ──
   Enquanto a autenticação não resolve, o shell autenticado fica invisível:
   o usuário deslogado deve ver só a tela de login, nunca a top bar piscando
   antes do redirect. A classe sai do <html> em accessControl.js quando há
   sessão válida; sem sessão ela permanece e o #access-control-overlay cobre.
   O fundo é o MESMO do overlay para a transição não piscar branco.
   visibility (e não display) evita reflow no momento em que o shell aparece. */
html.auth-pending {
    background-color: var(--color-bg);
}

html.auth-pending #app,
html.auth-pending #view-sync-activity {
    visibility: hidden;
}

/* Login Overlay */
#access-control-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    font-family: var(--font-sans);
}

.access-control-container {
    width: 100%;
    max-width: 400px;
    padding: 1rem;
}

.access-control-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 3rem 2.5rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-neutral-200);
    text-align: center;
}

/* Logo styling */
.access-control-logo {
    width: 240px;
    height: auto;
    margin: 0 auto 1.5rem;
    display: block;
}

.access-control-card h1 {
    font-size: 1.875rem;
    font-weight: 600;
    color: var(--color-neutral-900);
    margin: 0 0 0.5rem 0;
    /* mesmo serif do wordmark — o login é a porta do produto */
    font-family: var(--font-display);
}

.access-control-card p {
    font-size: 1rem;
    color: var(--color-neutral-600);
    margin: 0 0 2rem 0;
    line-height: 1.5;
}

/* Google Sign-In button */
.google-signin-btn {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-neutral-800);
    background-color: white;
    border: 1px solid var(--color-neutral-300);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-fast),
                border-color var(--transition-fast),
                box-shadow var(--transition-fast);
    font-family: var(--font-sans);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.google-signin-btn:hover {
    background-color: var(--color-neutral-50);
    border-color: var(--color-neutral-400);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.google-signin-btn:active {
    transform: translateY(1px);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.google-signin-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(92, 107, 74, 0.14);
    border-color: var(--color-primary-600);
}

.google-signin-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Spinner animation for loading state */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--color-neutral-300);
    border-top-color: var(--color-primary-600);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

.access-error {
    color: var(--color-error);
    font-size: 0.875rem;
    margin-top: 0.75rem;
    min-height: 1.25rem;
    font-weight: 500;
}

.access-note {
    font-size: 0.875rem !important;
    color: var(--color-neutral-500) !important;
    margin-top: 1.5rem !important;
    margin-bottom: 0 !important;
}

/* Mobile responsiveness */
@media (max-width: 480px) {
    .access-control-container {
        padding: 1rem;
    }
    
    .access-control-card {
        padding: 2rem 1.5rem;
    }
    
    .access-control-card h1 {
        font-size: 1.5rem;
    }
    
    .access-control-logo {
        width: 192px;
    }
}

/* Tablet styles */
@media (min-width: 481px) and (max-width: 768px) {
    .access-control-container {
        max-width: 480px;
    }
}

/* Touch improvements for mobile */
@media (hover: none) and (pointer: coarse) {
    .google-signin-btn {
        padding: 0.875rem 1rem;
        font-size: 1.0625rem;
    }
}
