/* ============================================
   DESIGN SYSTEM - CSS Variables
   ============================================ */
:root {
    /* Colors */
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.06);

    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.4);

    --accent-primary: #8b5cf6;
    --accent-secondary: #6366f1;
    --accent-gradient: linear-gradient(135deg, #8b5cf6 0%, #6366f1 50%, #3b82f6 100%);

    --daily-color: #f472b6;
    --weekly-color: #34d399;
    --monthly-color: #fbbf24;
    --one-time-color: #60a5fa;

    --border-color: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(139, 92, 246, 0.3);

    --success: #22c55e;
    --danger: #ef4444;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(139, 92, 246, 0.2);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 400ms ease;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Animated Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(59, 130, 246, 0.05) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

/* ============================================
   LAYOUT
   ============================================ */
.app-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    width: 100%;
    box-sizing: border-box;
}

.main-content {
    flex: 1;
}

.footer {
    text-align: center;
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-2xl);
    color: var(--text-muted);
    font-size: 0.75rem;
    letter-spacing: 0.5px;
}

.header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-xl) 0;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.logo-icon {
    font-size: 2rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.8;
        transform: scale(1.1);
    }
}

.logo h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.tagline {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 300;
}

.main-content {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

/* ============================================
   CARDS - Glassmorphism
   ============================================ */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-glow);
    box-shadow: var(--shadow-glow);
}

.card-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.card-title .icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-gradient);
    border-radius: var(--radius-sm);
    font-size: 1rem;
}

.card-header {
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   SIDEBAR
   ============================================ */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* ============================================
   TASK FORM
   ============================================ */
.task-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

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

.form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

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

.form-group select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    flex: 1;
}

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

.btn-icon {
    width: 32px;
    height: 32px;
    padding: 0;
    border-radius: var(--radius-sm);
    background: transparent;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.btn-icon.edit:hover {
    color: var(--accent-primary);
}

.btn-icon.delete:hover {
    color: var(--danger);
}

.btn-icon.complete:hover {
    color: var(--success);
}

/* ============================================
   FILTER TABS
   ============================================ */
.filter-tabs {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    margin-top: var(--spacing-sm);
}

.filter-btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.filter-btn:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent-gradient);
    border-color: transparent;
    color: white;
}

/* ============================================
   TASK LIST
   ============================================ */
.task-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-height: 400px;
    overflow-y: auto;
    padding-right: var(--spacing-xs);
}

.task-list::-webkit-scrollbar {
    width: 6px;
}

.task-list::-webkit-scrollbar-track {
    background: transparent;
}

.task-list::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.task-list::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

.task-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--one-time-color);
    transition: all var(--transition-fast);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-10px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.task-item:hover {
    background: rgba(255, 255, 255, 0.06);
}

.task-item.daily {
    border-left-color: var(--daily-color);
}

.task-item.weekly {
    border-left-color: var(--weekly-color);
}

.task-item.monthly {
    border-left-color: var(--monthly-color);
}

.task-item.completed {
    opacity: 0.5;
}

.task-item.completed .task-title {
    text-decoration: line-through;
}

.task-checkbox {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
}

.task-checkbox:hover {
    border-color: var(--success);
}

.task-item.completed .task-checkbox {
    background: var(--success);
    border-color: var(--success);
}

.task-item.completed .task-checkbox::after {
    content: '✓';
    color: white;
    font-size: 0.7rem;
}

.task-content {
    flex: 1;
    min-width: 0;
}

.task-title {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 2px;
    word-break: break-word;
}

.task-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.task-badge {
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
}

.task-badge.daily {
    background: rgba(244, 114, 182, 0.2);
    color: var(--daily-color);
}

.task-badge.weekly {
    background: rgba(52, 211, 153, 0.2);
    color: var(--weekly-color);
}

.task-badge.monthly {
    background: rgba(251, 191, 36, 0.2);
    color: var(--monthly-color);
}

.task-badge.none {
    background: rgba(96, 165, 250, 0.2);
    color: var(--one-time-color);
}

.task-actions {
    display: flex;
    gap: 2px;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.task-item:hover .task-actions {
    opacity: 1;
}

.empty-state {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ============================================
   CALENDAR
   ============================================ */
.calendar-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    min-width: 0;
    max-width: 100%;
    overflow: hidden;
}

.calendar-card {
    padding: var(--spacing-xl);
    min-width: 0;
    max-width: 100%;
}

.calendar-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.calendar-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    flex: 1;
    text-align: center;
    min-width: 0;
}

.nav-btn {
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-primary);
}

.today-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.85rem;
    flex-shrink: 0;
}

.calendar-grid {
    margin-bottom: var(--spacing-lg);
    min-width: 0;
    max-width: 100%;
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
    margin-bottom: var(--spacing-sm);
}

.calendar-weekdays span {
    text-align: center;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    padding: var(--spacing-xs);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    overflow: hidden;
    text-overflow: ellipsis;
}

.calendar-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 4px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    min-height: 0;
    min-width: 0;
    overflow: hidden;
}

.calendar-day:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--border-color);
}

.calendar-day.other-month {
    opacity: 0.3;
}

.calendar-day.today {
    background: rgba(139, 92, 246, 0.15);
    border-color: var(--accent-primary);
}

.calendar-day.selected {
    background: rgba(139, 92, 246, 0.25);
    border-color: var(--accent-primary);
    box-shadow: 0 0 15px rgba(139, 92, 246, 0.3);
}

.day-number {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.calendar-day.today .day-number {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.day-tasks {
    display: flex;
    flex-direction: column;
    gap: 2px;
    width: 100%;
    overflow: hidden;
}

.day-task-dot {
    width: 100%;
    height: 4px;
    border-radius: 2px;
    opacity: 0.8;
}

.day-task-dot.daily {
    background: var(--daily-color);
}

.day-task-dot.weekly {
    background: var(--weekly-color);
}

.day-task-dot.monthly {
    background: var(--monthly-color);
}

.day-task-dot.none {
    background: var(--one-time-color);
}

.day-task-more {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-align: center;
}

/* Legend */
.legend {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.legend-dot.daily {
    background: var(--daily-color);
}

.legend-dot.weekly {
    background: var(--weekly-color);
}

.legend-dot.monthly {
    background: var(--monthly-color);
}

.legend-dot.one-time {
    background: var(--one-time-color);
}

/* ============================================
   DAY TASKS CARD
   ============================================ */
.day-tasks-card {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.day-tasks-card h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

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

.day-tasks-list .task-item {
    background: rgba(255, 255, 255, 0.05);
}

.day-tasks-list .empty-state {
    padding: var(--spacing-lg);
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
    }

    .sidebar {
        order: 2;
    }

    .calendar-section {
        order: 1;
    }
}

@media (max-width: 640px) {
    .app-container {
        padding: var(--spacing-sm);
        max-width: 100vw;
    }

    .logo h1 {
        font-size: 1.6rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .card {
        padding: var(--spacing-md);
    }

    .calendar-card {
        padding: var(--spacing-md);
    }

    .calendar-header {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
    }

    .calendar-header h2 {
        font-size: 1.1rem;
        order: -1;
        width: 100%;
        margin-bottom: var(--spacing-xs);
    }

    .nav-btn {
        width: 36px;
        height: 36px;
        font-size: 1.2rem;
    }

    .today-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.75rem;
    }

    .calendar-day {
        min-height: 50px;
        padding: 2px;
    }

    .calendar-days {
        gap: 2px;
    }

    .calendar-weekdays {
        gap: 2px;
    }

    .day-number {
        font-size: 0.75rem;
    }

    .calendar-weekdays span {
        font-size: 0.6rem;
        padding: var(--spacing-xs);
    }

    .legend {
        gap: var(--spacing-sm);
        font-size: 0.7rem;
    }

    .legend-item {
        font-size: 0.7rem;
    }

    .legend-dot {
        width: 8px;
        height: 8px;
    }

    .filter-tabs {
        justify-content: center;
    }

    .filter-btn {
        padding: 4px 8px;
        font-size: 0.7rem;
    }

    .card-title {
        font-size: 1rem;
    }

    .task-title {
        font-size: 0.85rem;
    }

    .task-meta {
        font-size: 0.7rem;
    }

    .task-badge {
        font-size: 0.6rem;
    }
}

/* ============================================
   MODAL STYLES
   ============================================ */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--spacing-lg);
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    max-width: 480px;
    width: 100%;
    animation: modalIn 0.3s ease;
}

.modal-small {
    max-width: 400px;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }

    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

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

.modal-logo {
    font-size: 3rem;
    display: block;
    margin-bottom: var(--spacing-md);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

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

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

.modal-header-simple h2 {
    font-size: 1.25rem;
    font-weight: 600;
}

.btn-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.btn-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

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

.modal-section h3 {
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: var(--spacing-sm);
}

.modal-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
    width: 100%;
}

.btn-icon-left {
    margin-right: var(--spacing-sm);
}

.divider {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--text-muted);
    font-size: 0.85rem;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

/* Code Input - Single Field */
.code-input-group {
    display: flex;
    align-items: center;
    justify-content: center;
}

.code-input-single {
    width: 100%;
    max-width: 280px;
    padding: var(--spacing-md);
    text-align: center;
    font-size: 1.3rem;
    font-weight: 600;
    font-family: 'Courier New', monospace;
    letter-spacing: 3px;
    text-transform: uppercase;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.code-input-single::placeholder {
    letter-spacing: 1px;
    color: var(--text-muted);
}

.code-input-single:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.2);
}

/* PIN Input */
.pin-input-group {
    margin-top: var(--spacing-md);
    text-align: center;
}

.pin-input-group label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.pin-input {
    width: 100px;
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: center;
    font-size: 1.2rem;
    letter-spacing: 4px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
}

.pin-input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

/* Code Display */
.code-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: rgba(139, 92, 246, 0.1);
    border: 1px dashed var(--accent-primary);
    border-radius: var(--radius-md);
}

.code-display span {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: 'Courier New', monospace;
    letter-spacing: 3px;
    color: var(--accent-primary);
}

.code-display-small {
    padding: var(--spacing-md);
}

.code-display-small span {
    font-size: 1.1rem;
}

.btn-copy {
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 1.1rem;
    transition: all var(--transition-fast);
}

.btn-copy:hover {
    background: rgba(255, 255, 255, 0.2);
}

.code-instruction {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Messages */
.error-message {
    color: var(--danger);
    text-align: center;
    font-size: 0.9rem;
    padding: var(--spacing-sm);
    background: rgba(239, 68, 68, 0.1);
    border-radius: var(--radius-sm);
}

.success-message {
    color: var(--success);
    text-align: center;
    font-size: 0.9rem;
}

/* Loading Spinner */
.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    margin: 0 auto var(--spacing-md);
    animation: spin 1s linear infinite;
}

#accessLoading {
    align-items: center;
    text-align: center;
}

#accessLoading p {
    text-align: center;
    width: 100%;
}

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

/* ============================================
   SETTINGS STYLES
   ============================================ */
.settings-section {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border-color);
}

.settings-section:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.settings-section h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.settings-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
}

.pin-setting,
.email-setting {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.pin-status {
    color: var(--success);
    font-size: 0.9rem;
}

.email-input {
    flex: 1;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.email-input:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.btn-small {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.85rem;
}

.btn-danger {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
    border: 1px solid var(--danger);
    width: 100%;
}

.btn-danger:hover {
    background: rgba(239, 68, 68, 0.3);
}

/* ============================================
   HEADER ACTIONS
   ============================================ */
.header-top {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.header-actions {
    position: absolute;
    right: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.sync-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(34, 197, 94, 0.1);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    color: var(--success);
}

.sync-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: syncPulse 2s ease-in-out infinite;
}

@keyframes syncPulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

.sync-status.syncing {
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-primary);
}

.sync-status.syncing .sync-dot {
    background: var(--accent-primary);
}

.btn-icon-only {
    width: 36px;
    height: 36px;
    padding: 0;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: transparent;
    cursor: pointer;
    font-size: 1.1rem;
    transition: all var(--transition-fast);
}

.btn-icon-only:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent-primary);
}

/* ============================================
   RESPONSIVE MODAL
   ============================================ */
@media (max-width: 640px) {
    .modal {
        padding: var(--spacing-md);
    }

    .modal-content {
        padding: var(--spacing-lg);
        margin: 0 auto;
    }

    .modal-header {
        margin-bottom: var(--spacing-lg);
    }

    .modal-logo {
        font-size: 2.5rem;
    }

    .modal-header h2 {
        font-size: 1.25rem;
    }

    .code-input-single {
        max-width: 100%;
        font-size: 1.1rem;
        letter-spacing: 2px;
    }

    .code-display {
        padding: var(--spacing-md);
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .code-display span {
        font-size: 1rem;
        letter-spacing: 1px;
    }

    .btn-large {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9rem;
    }

    .modal-actions {
        flex-direction: column;
    }

    .modal-actions .btn {
        width: 100%;
    }

    .header-actions {
        position: static;
        margin-top: var(--spacing-sm);
    }

    .header-top {
        flex-direction: column;
    }

    .settings-section h4 {
        font-size: 0.9rem;
    }

    .pin-setting,
    .email-setting {
        flex-direction: column;
        align-items: stretch;
    }

    .pin-input,
    .email-input {
        width: 100%;
    }
}