/* ========================================
   Press Release Preview - Main Styles
   ======================================== */

/* CSS Variables */
:root {
    /* Colors - Dark theme inspired by iOS */
    --bg-primary: #000000;
    --bg-secondary: #1c1c1e;
    --bg-tertiary: #2c2c2e;
    --bg-elevated: #3a3a3c;
    
    --text-primary: #ffffff;
    --text-secondary: #ebebf5;
    --text-tertiary: #8e8e93;
    --text-muted: #636366;
    
    --accent-primary: #0a84ff;
    --accent-secondary: #5e5ce6;
    --accent-success: #30d158;
    --accent-warning: #ff9f0a;
    --accent-danger: #ff453a;
    
    /* iOS-like pink/coral for news accent */
    --news-accent: #ff375f;
    --news-gradient-start: #ff6b8a;
    --news-gradient-end: #ff8a5c;
    
    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    
    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Typography */
    --font-system: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', sans-serif;
    --font-mono: 'SF Mono', Monaco, 'Courier New', monospace;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.6);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;
    
    /* Z-indices */
    --z-base: 1;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 1000;
    --z-toast: 2000;
}

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

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-system);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

p {
    color: var(--text-secondary);
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

a:hover {
    opacity: 0.8;
}

/* View System */
.view {
    min-height: 100vh;
}

.view.hidden {
    display: none !important;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-system);
    font-size: 0.9375rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--accent-primary);
    color: var(--text-primary);
}

.btn-primary:hover:not(:disabled) {
    background: #0077ed;
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-secondary:hover:not(:disabled) {
    background: var(--bg-elevated);
}

.btn-ghost {
    background: transparent;
    color: var(--accent-primary);
}

.btn-ghost:hover:not(:disabled) {
    background: rgba(10, 132, 255, 0.1);
}

.btn-danger {
    background: var(--accent-danger);
    color: var(--text-primary);
}

.btn-danger:hover:not(:disabled) {
    background: #ff2d20;
}

.btn .icon {
    font-size: 1.25rem;
    line-height: 1;
}

/* Form Elements */
input[type="text"],
input[type="url"],
input[type="email"],
textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-system);
    font-size: 1rem;
    color: var(--text-primary);
    background: var(--bg-tertiary);
    border: 1px solid var(--bg-elevated);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input[type="text"]:focus,
input[type="url"]:focus,
input[type="email"]:focus,
textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(10, 132, 255, 0.2);
}

input::placeholder,
textarea::placeholder {
    color: var(--text-muted);
}

textarea {
    resize: vertical;
    min-height: 120px;
}

label {
    display: block;
    margin-bottom: var(--space-xs);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.required {
    color: var(--accent-danger);
}

/* Dashboard Styles */
#view-dashboard {
    padding: var(--space-2xl) var(--space-lg);
    max-width: 1200px;
    margin: 0 auto;
}

.dashboard-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.dashboard-header h1 {
    background: linear-gradient(135deg, var(--news-gradient-start), var(--news-gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-sm);
}

.tagline {
    font-size: 1.125rem;
    color: var(--text-tertiary);
    font-style: italic;
}

.dashboard-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-bottom: var(--space-2xl);
}

.releases-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.releases-section h2 {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-md);
}

.releases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-md);
}

/* Release Card */
.release-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    cursor: pointer;
}

.release-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.release-card-image {
    aspect-ratio: 16 / 9;
    background: var(--bg-tertiary);
    overflow: hidden;
}

.release-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.release-card-content {
    padding: var(--space-md);
}

.release-card-brand {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--news-accent);
    margin-bottom: var(--space-xs);
}

.release-card-headline {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.release-card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.release-card-actions {
    display: flex;
    gap: var(--space-xs);
    padding: var(--space-sm) var(--space-md) var(--space-md);
}

.release-card-actions .btn {
    flex: 1;
    padding: var(--space-xs) var(--space-sm);
    font-size: 0.8125rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--text-tertiary);
}

.empty-state.hidden {
    display: none;
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.empty-state h3 {
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--space-md);
}

.modal.hidden {
    display: none;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    max-width: 500px;
    width: 100%;
    box-shadow: var(--shadow-xl);
}

.modal-content h2 {
    margin-bottom: var(--space-sm);
}

.modal-content > p {
    margin-bottom: var(--space-md);
}

.share-url-container {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.share-url-container input {
    flex: 1;
}

.share-note {
    font-size: 0.875rem;
    color: var(--text-muted);
    margin-bottom: var(--space-lg);
}

.import-container {
    margin-bottom: var(--space-lg);
}

.modal-actions {
    display: flex;
    gap: var(--space-sm);
    justify-content: flex-end;
}

/* Toast */
.toast {
    position: fixed;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--bg-elevated);
    color: var(--text-primary);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-toast);
    opacity: 0;
    transition: opacity var(--transition-normal), transform var(--transition-normal);
}

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

.toast.hidden {
    display: block;
    pointer-events: none;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-elevated);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Selection */
::selection {
    background: rgba(10, 132, 255, 0.3);
    color: var(--text-primary);
}

/* Mobile Adjustments */
@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    
    #view-dashboard {
        padding: var(--space-lg) var(--space-md);
    }
    
    .dashboard-actions {
        flex-direction: column;
    }
    
    .releases-grid {
        grid-template-columns: 1fr;
    }
}