/* ============================================
   NAPPLER - PREMIUM UI DESIGN SYSTEM
   ============================================ */

/* === CSS VARIABLES === */
:root {
    /* Colors */
    --bg-primary: #0a0e1a;
    --bg-secondary: #141824;
    --bg-elevated: #1a1f2e;
    --bg-hover: #1f2433;
    
    --text-primary: #e4e7eb;
    --text-secondary: #9ca3af;
    --text-muted: #64748b;
    
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-hover: #7c3aed;
    
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;
    
    --border: rgba(148, 163, 184, 0.1);
    --border-hover: rgba(148, 163, 184, 0.2);
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Typography */
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* === RESET & BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-mono);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    text-transform: lowercase;
}

/* Alpine.js cloak */
[x-cloak] {
    display: none !important;
}

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

h1 { font-size: var(--font-size-2xl); }
h2 { font-size: var(--font-size-xl); }
h3 { font-size: var(--font-size-lg); }
h4 { font-size: var(--font-size-base); }

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

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

a:hover {
    color: var(--accent-hover);
}

/* === HEADER === */
.header {
    position: sticky;
    top: 0;
    width: 100%;
    background: rgba(10, 14, 26, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    padding: var(--space-md) 0;
}

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

.logo {
    font-size: var(--font-size-xl);
    font-weight: 600;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.header-actions {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
}

/* === BUTTONS === */
.btn-primary,
.btn-secondary,
.btn-success,
.btn-ghost {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    white-space: nowrap;
    text-transform: lowercase;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    box-shadow: var(--shadow-md);
}

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

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: var(--bg-hover);
    border-color: var(--border-hover);
}

.btn-success {
    background: var(--success);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-success:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.icon-btn,
.icon-btn-small {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    position: relative;
}

.icon-btn {
    width: 40px;
    height: 40px;
}

.icon-btn-small {
    width: 32px;
    height: 32px;
}

.icon-btn:hover,
.icon-btn-small:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
}

.badge {
    position: absolute;
    top: 4px;
    right: 4px;
    background: var(--accent-primary);
    color: white;
    font-size: 0.625rem;
    font-weight: 600;
    padding: 0.125rem 0.375rem;
    border-radius: var(--radius-full);
    min-width: 18px;
    text-align: center;
}

/* === MAIN CONTENT === */
.main-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--space-2xl) var(--space-lg);
    min-height: calc(100vh - 80px);
}

/* === LOGIN VIEW === */
.login-view {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
}

.login-card {
    text-align: center;
    padding: var(--space-2xl);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
    max-width: 400px;
}

.login-card h2 {
    margin-bottom: var(--space-sm);
}

.login-card p {
    margin-bottom: var(--space-xl);
    color: var(--text-muted);
}

/* === APP VIEW === */
.app-view {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

/* === RECORDING AREA === */
.recording-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
    padding: var(--space-2xl) 0;
}

.status-bar {
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    min-width: 300px;
    justify-content: center;
}

.status-bar.listening {
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent-primary);
}

.status-bar.processing {
    border-color: var(--warning);
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.status-bar.success {
    border-color: var(--success);
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.status-bar.error {
    border-color: var(--error);
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

/* === RECORD BUTTON === */
.record-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.record-btn {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    border: none;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
    position: relative;
}

.record-btn:hover:not(:disabled) {
    transform: scale(1.05);
    box-shadow: var(--shadow-xl);
}

.record-btn:active:not(:disabled) {
    transform: scale(0.98);
}

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

.record-btn.recording {
    background: var(--error);
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.record-btn.processing {
    background: var(--bg-elevated);
}

.record-pulse {
    position: absolute;
    width: 140px;
    height: 140px;
    border-radius: var(--radius-full);
    border: 2px solid var(--error);
    animation: pulse-ring 1.5s cubic-bezier(0, 0, 0.2, 1) infinite;
    pointer-events: none;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

@keyframes pulse-ring {
    0% {
        transform: scale(0.95);
        opacity: 1;
    }
    100% {
        transform: scale(1.3);
        opacity: 0;
    }
}

.record-hint {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.record-hint.recording {
    color: var(--error);
}

.stop-btn {
    margin-top: var(--space-md);
}

/* === SPINNER === */
.spinner,
.btn-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
}

.btn-spinner {
    width: 32px;
    height: 32px;
    border-width: 3px;
}

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

/* === CARDS === */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
}

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

.card-header h3 {
    color: var(--text-primary);
}

.card-actions {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

/* === TRANSCRIPTION CARD === */
.transcription-card {
    animation: slideUp 0.3s ease-out;
}

.transcription-text {
    font-size: var(--font-size-base);
    color: var(--text-primary);
    line-height: 1.8;
    padding: var(--space-lg);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--accent-primary);
}

/* === EVENT CARD === */
.event-card {
    animation: slideUp 0.3s ease-out;
    border: 2px solid transparent;
    background: linear-gradient(var(--bg-secondary), var(--bg-secondary)) padding-box,
                linear-gradient(135deg, var(--accent-primary), var(--accent-secondary)) border-box;
}

.ai-badge {
    font-size: var(--font-size-xs);
    padding: 0.25rem 0.75rem;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    border-radius: var(--radius-full);
    font-weight: 500;
}

.event-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.event-field label {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.event-value {
    font-size: var(--font-size-base);
    color: var(--text-primary);
}

.event-input,
.event-textarea {
    width: 100%;
    font-family: var(--font-mono);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    transition: all var(--transition-fast);
}

.event-input:focus,
.event-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: var(--bg-hover);
}

.all-day-badge {
    display: inline-block;
    margin-top: var(--space-sm);
    font-size: var(--font-size-xs);
    padding: 0.25rem 0.5rem;
    background: var(--accent-primary);
    color: white;
    border-radius: var(--radius-sm);
}

/* === SIDEBAR === */
.sidebar {
    position: fixed;
    top: 0;
    right: -380px;
    width: 380px;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border);
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-slow);
    z-index: 200;
    display: flex;
    flex-direction: column;
}

.sidebar.open {
    right: 0;
}

.sidebar-header {
    padding: var(--space-xl);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-lg);
}

.sidebar-content::-webkit-scrollbar {
    width: 6px;
}

.sidebar-content::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

.sidebar-content::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: var(--radius-full);
}

.sidebar-content::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}

.empty-state {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--text-muted);
}

.empty-state p {
    font-size: var(--font-size-base);
    margin-bottom: var(--space-sm);
}

.empty-state span {
    font-size: var(--font-size-sm);
}

.event-item {
    display: flex;
    justify-content: space-between;
    align-items: start;
    padding: var(--space-lg);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
    transition: all var(--transition-fast);
}

.event-item:hover {
    border-color: var(--border-hover);
    background: var(--bg-hover);
}

.event-item-content {
    flex: 1;
}

.event-item h4 {
    font-size: var(--font-size-base);
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.event-item p {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.delete-btn {
    color: var(--error);
}

.delete-btn:hover {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

.sidebar-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 199;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-slow);
}

.sidebar-backdrop.visible {
    opacity: 1;
    pointer-events: all;
}

/* === SETTINGS PANEL === */
.settings-panel {
    position: fixed;
    top: 0;
    right: -480px;
    width: 480px;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border);
    box-shadow: var(--shadow-xl);
    transition: right var(--transition-slow);
    z-index: 300;
    display: flex;
    flex-direction: column;
}

.settings-panel.open {
    right: 0;
}

.settings-header {
    padding: var(--space-xl);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.settings-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-xl);
}

.settings-content::-webkit-scrollbar {
    width: 6px;
}

.settings-content::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

.settings-content::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: var(--radius-full);
}

.settings-section {
    margin-bottom: var(--space-2xl);
}

.section-title {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--border);
}

.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.setting-info {
    flex: 1;
}

.setting-info label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.setting-info span {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.setting-item-full {
    margin-bottom: var(--space-lg);
}

.setting-item-full label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

/* === FORM INPUTS === */
.text-input,
.textarea-input,
.select-input {
    width: 100%;
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    transition: all var(--transition-fast);
}

.text-input:focus,
.textarea-input:focus,
.select-input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.textarea-input {
    resize: vertical;
    min-height: 80px;
}

.select-input {
    cursor: pointer;
}

.help-link {
    display: inline-block;
    margin-top: var(--space-sm);
    font-size: var(--font-size-xs);
    color: var(--accent-primary);
}

.help-text {
    display: block;
    margin-top: var(--space-sm);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* === TOGGLE SWITCH === */
.toggle {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.toggle-slider:before {
    content: "";
    position: absolute;
    height: 16px;
    width: 16px;
    left: 3px;
    bottom: 3px;
    background: var(--text-muted);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.toggle input:checked + .toggle-slider {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.toggle input:checked + .toggle-slider:before {
    transform: translateX(20px);
    background: white;
}

.settings-footer {
    padding: var(--space-xl);
    border-top: 1px solid var(--border);
}

.settings-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 299;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-slow);
}

.settings-backdrop.visible {
    opacity: 1;
    pointer-events: all;
}

/* === TOAST NOTIFICATIONS === */
.toast-container {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    z-index: 400;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    max-width: 400px;
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    min-width: 300px;
}

.toast-success {
    border-left: 3px solid var(--success);
}

.toast-error {
    border-left: 3px solid var(--error);
}

.toast-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.toast-content strong {
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.toast-content span {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.toast-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--space-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.toast-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* === ANIMATIONS === */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-up {
    animation: slideUp 0.3s ease-out;
}

.toast-enter {
    animation: slideInRight 0.3s ease-out;
}

.toast-leave {
    animation: slideOutRight 0.2s ease-in;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideOutRight {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(100%);
    }
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    :root {
        font-size: 14px;
    }
    
    .header-content {
        padding: 0 var(--space-md);
    }
    
    .main-content {
        padding: var(--space-xl) var(--space-md);
    }
    
    .record-btn {
        width: 100px;
        height: 100px;
    }
    
    .sidebar,
    .settings-panel {
        width: 100%;
        right: -100%;
    }
    
    .toast-container {
        right: var(--space-md);
        left: var(--space-md);
        bottom: var(--space-md);
    }
    
    .toast {
        min-width: auto;
    }
    
    .card-actions {
        flex-direction: column;
    }
    
    .card-actions button {
        width: 100%;
    }
}

/* === UTILITY CLASSES === */
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }