/* layout.css - Header, bottom nav, content area, grid layouts */

/* Login Screen */
.login-screen {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background: var(--accent-gradient);
}

.login-container {
    width: 100%;
    max-width: 400px;
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.login-form * {
    max-width: 100%;
    box-sizing: border-box;
}

.login-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.login-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
    font-weight: 700;
    color: white;
}

.login-logo-img {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-md);
    border-radius: var(--radius-lg);
    display: block;
    object-fit: cover;
}

.login-header h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.login-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* App Layout */
.app {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.app-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    transition: transform 0.3s ease;
}

.app-header.header-hidden {
    transform: translateY(-100%);
}

.header-content {
    height: var(--header-height);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-content h1 {
    font-size: 20px;
    font-weight: 700;
}

/* Sub Navigation */
.sub-nav {
    position: sticky;
    top: var(--header-height);
    z-index: 99;
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    transition: transform 0.3s ease;
}

.sub-nav.header-hidden {
    transform: translateY(-100%);
}

.sub-nav::-webkit-scrollbar {
    display: none;
}

.sub-nav-pills {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
    min-width: min-content;
}

/* Main Content */
.content {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
    padding-bottom: calc(var(--bottom-nav-height) + var(--spacing-xl) + 24px);
    transition: opacity 0.15s ease;
}

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--bottom-nav-height);
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    display: flex;
    box-shadow: var(--glass-shadow);
    z-index: 100;
    margin: 0 16px 16px;
    border-radius: var(--radius-xl);
    transition: transform 0.3s ease;
}

.bottom-nav.nav-hidden {
    transform: translateY(calc(100% + 24px));
}

.nav-btn {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s;
    padding: 8px;
}

.nav-btn svg {
    transition: all 0.2s;
}

.nav-btn span {
    font-size: 12px;
    font-weight: 600;
}

.nav-btn.active {
    color: var(--accent-purple);
}

.nav-btn.active svg {
    fill: var(--accent-purple);
}

.nav-btn:hover {
    background: var(--bg-primary);
}

/* Home Dashboard */
.home-dashboard {
    padding: 8px 0;
}

.greeting {
    margin-bottom: 24px;
    text-align: center;
}

.greeting-text {
    font-size: 24px;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Summary Section */
.summary-section {
    margin-bottom: var(--spacing-xl);
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

/* Preview Section */
.preview-section {
    margin-bottom: var(--spacing-xl);
}

.preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
}

.preview-header h2 {
    font-size: 18px;
    font-weight: 700;
}

/* Date Group */
.date-group {
    margin-bottom: var(--spacing-xl);
}

.date-header {
    font-size: 14px;
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-pill);
}

/* Briefing Page */
.briefing-page {
    padding-bottom: 20px;
}

.briefing-header {
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.briefing-header h1 {
    font-size: 24px;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.briefing-subtitle {
    font-size: 14px;
    color: var(--text-muted);
    font-weight: 400;
    margin-top: 4px;
}

.briefing-section {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
}

.briefing-section-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

/* Briefing date navigation */
.briefing-date-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-sm) 0;
}

.briefing-date-label {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Memory Lane */
.memory-lane-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.memory-card {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.memory-content {
    flex: 1;
}

/* Notable Alerts */
.alert-card {
    border-left: 4px solid #ffa726;
    background: var(--bg-primary);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.alert-card:last-child {
    margin-bottom: 0;
}

/* News Items */
.news-item {
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-sm);
}

.news-item:last-child {
    margin-bottom: 0;
}

/* Summary Cards */
.summary-card {
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-md);
}

/* Platform Grid (Last Posted) */
.platform-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.platform-row {
    display: grid;
    grid-template-columns: 1fr auto auto auto;
    gap: var(--spacing-sm);
    align-items: center;
    padding: var(--spacing-md);
    background: var(--bg-primary);
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--border-light);
}

.platform-row.status-ok {
    border-left-color: #4caf50;
}

.platform-row.status-warning {
    border-left-color: #ff9800;
}

.platform-row.status-danger {
    border-left-color: #f44336;
}

/* Empty Briefing State */
.empty-briefing {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

/* Onboarding Section */
.onboarding-section {
    margin-bottom: calc(var(--spacing-xl) * 1.5);
}

.onboarding-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.onboarding-header h2 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.onboarding-complete .onboarding-header {
    justify-content: center;
}

.onboarding-tasks {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

/* Desktop Responsive */
@media (min-width: 768px) {
    .content {
        max-width: 800px;
        padding: var(--spacing-xl);
        padding-bottom: var(--spacing-xl);
    }
    
    .bottom-nav {
        position: sticky;
        box-shadow: 0 -2px 8px rgba(45, 38, 64, 0.08);
    }
    
    .summary-grid {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    }
    
    /* Briefing responsive styles */
    .briefing-header h1 {
        font-size: 28px;
    }
    
    .memory-lane-grid {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .memory-card {
        flex-direction: row;
        flex: 1 1 100%;
        gap: var(--spacing-lg);
    }
    
    .platform-grid {
        gap: var(--spacing-md);
    }
    
    .briefing-section {
        padding: var(--spacing-xl);
    }
}

@media (min-width: 1024px) {
    .header-content h1 {
        font-size: 24px;
    }
}

/* Print Styles */
@media print {
    .app-header,
    .sub-nav,
    .bottom-nav,
    .toast,
    .loading-overlay {
        display: none !important;
    }
}

/* Pull-to-refresh indicator (PWA standalone) */
.pull-indicator {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    color: var(--accent-purple);
    background: var(--bg-primary);
    z-index: 999;
    overflow: hidden;
    transition: height 0.1s;
}