/* Task Manager Pro - Frontend Styles - Redesigned */

/* Root Variables */
:root {
    --tm-primary: #5B8FFF;
    --tm-primary-dark: #4A7DE8;
    --tm-primary-light: #E8EFFF;
    --tm-success: #10B981;
    --tm-success-light: #D1FAE5;
    --tm-warning: #F59E0B;
    --tm-warning-light: #FEF3C7;
    --tm-danger: #EF4444;
    --tm-danger-light: #FEE2E2;
    --tm-info: #3B82F6;
    --tm-dark: #1F2937;
    --tm-gray: #6B7280;
    --tm-light-gray: #F3F4F6;
    --tm-border: #E5E7EB;
    --tm-white: #FFFFFF;
    --tm-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
    --tm-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --tm-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --tm-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --tm-radius: 16px;
    --tm-radius-md: 12px;
    --tm-radius-sm: 8px;
    --tm-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset and Base */
* {
    box-sizing: border-box;
}

body.tm-body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    margin: 0;
    padding: 0;
}

/* Modal Base Styles */
.tm-modal {
    display: none;
    position: fixed;
    z-index: 999999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(31, 41, 55, 0.75);
    backdrop-filter: blur(8px);
    overflow: auto;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.tm-modal-content {
    background: var(--tm-white);
    margin: 5% auto;
    padding: 25px;
    border-radius: var(--tm-radius);
    max-width: 540px;
    width: 90%;
    box-shadow: var(--tm-shadow-xl);
    animation: slideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tm-modal-content.tm-modal-small {
    max-width: 440px;
}

.tm-modal-header {
    padding: 32px;
    border-bottom: 2px solid var(--tm-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--tm-light-gray);
}

.tm-modal-header h3 {
    margin: 0;
    font-size: 26px;
    color: var(--tm-dark);
    font-weight: 700;
}

.tm-modal-close {
    font-size: 36px;
    font-weight: 300;
    color: var(--tm-gray);
    cursor: pointer;
    line-height: 1;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--tm-transition);
}

.tm-modal-close:hover {
    background: var(--tm-danger);
    color: var(--tm-white);
    transform: rotate(90deg);
}

.tm-modal-body {
    padding: 32px;
}

.tm-modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    padding: 24px 32px;
    margin-top: 0;
    border-top: 2px solid var(--tm-border);
}

.tm-form-group {
    margin-bottom: 24px;
}

.tm-form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--tm-dark);
    font-size: 15px;
    letter-spacing: 0.3px;
}

.tm-form-group input[type="text"],
.tm-form-group input[type="number"],
.tm-form-group input[type="password"],
.tm-form-group textarea,
.tm-form-group select {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--tm-border);
    border-radius: var(--tm-radius-sm);
    font-size: 16px;
    transition: var(--tm-transition);
    font-family: inherit;
    background: var(--tm-white);
}

.tm-form-group input:focus,
.tm-form-group textarea:focus,
.tm-form-group select:focus {
    outline: none;
    border-color: var(--tm-primary);
    box-shadow: 0 0 0 4px rgba(91, 143, 255, 0.15);
    background: var(--tm-white);
}

.tm-form-group textarea {
    resize: vertical;
    font-family: inherit;
    min-height: 100px;
}

/* Portal Container */
.tm-portal {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px;
    min-height: 100vh;
}

.tm-portal-header {
    background: linear-gradient(135deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.9) 100%);
    backdrop-filter: blur(10px);
    color: var(--tm-dark);
    padding: 40px;
    border-radius: var(--tm-radius);
    margin-bottom: 32px;
    box-shadow: var(--tm-shadow-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 2px solid rgba(255,255,255,0.8);
}

.tm-portal-header h2 {
    margin: 0 0 8px 0;
    font-size: 36px;
    color: var(--tm-dark);
    font-weight: 700;
    background: linear-gradient(135deg, var(--tm-primary) 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tm-portal-header p {
    margin: 0;
    font-size: 17px;
    color: var(--tm-gray);
    font-weight: 500;
}

.tm-portal-notice {
    background: var(--tm-white);
    padding: 48px;
    border-radius: var(--tm-radius);
    box-shadow: var(--tm-shadow-lg);
    text-align: center;
    border: 2px solid var(--tm-border);
}

.tm-portal-notice p {
    margin: 12px 0;
    font-size: 17px;
    color: var(--tm-gray);
    line-height: 1.6;
}

/* Stats Bar */
.tm-stats-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.tm-stat-card {
    background: linear-gradient(135deg, var(--tm-white) 0%, rgba(255,255,255,0.95) 100%);
    padding: 32px;
    border-radius: var(--tm-radius-md);
    box-shadow: var(--tm-shadow-lg);
    text-align: center;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    transition: var(--tm-transition);
}

.tm-stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--tm-primary) 0%, #764ba2 100%);
}

.tm-stat-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--tm-shadow-xl);
    border-color: var(--tm-primary);
}

.tm-stat-card.success::before {
    background: linear-gradient(90deg, var(--tm-success) 0%, #059669 100%);
}

.tm-stat-card.warning::before {
    background: linear-gradient(90deg, var(--tm-warning) 0%, #D97706 100%);
}

.tm-stat-card.danger::before {
    background: linear-gradient(90deg, var(--tm-danger) 0%, #DC2626 100%);
}

.tm-stat-value {
    font-size: 48px;
    font-weight: 800;
    color: var(--tm-dark);
    margin-bottom: 12px;
    line-height: 1;
    letter-spacing: -2px;
}

.tm-stat-label {
    color: var(--tm-gray);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    font-weight: 700;
}

/* Tasks Container */
.tm-tasks-container {
    margin-top: 24px;
}

.tm-task-section {
    margin-bottom: 40px;
}

.tm-section-title {
    font-size: 28px;
    margin-bottom: 24px;
    color: var(--tm-white);
    padding: 20px 28px;
    background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, rgba(255,255,255,0.05) 100%);
    backdrop-filter: blur(10px);
    border-radius: var(--tm-radius-md);
    border: 2px solid rgba(255,255,255,0.2);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--tm-shadow-md);
}

.tm-section-title::before {
    content: '';
    width: 8px;
    height: 32px;
    border-radius: 4px;
    background: var(--tm-white);
}

.tm-section-title.late {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.2) 0%, rgba(220, 38, 38, 0.1) 100%);
}

.tm-section-title.late::before {
    background: var(--tm-danger);
}

.tm-section-title.completed {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2) 0%, rgba(5, 150, 105, 0.1) 100%);
}

.tm-section-title.completed::before {
    background: var(--tm-success);
}

.tm-no-tasks {
    text-align: center;
    padding: 80px 20px;
    background: var(--tm-white);
    border-radius: var(--tm-radius);
    box-shadow: var(--tm-shadow-lg);
    border: 2px solid var(--tm-border);
}

.tm-no-tasks p {
    color: var(--tm-gray);
    font-size: 19px;
    margin: 0;
    font-weight: 500;
}

/* Task Cards */
.tm-task-card {
    background: var(--tm-white);
    padding: 32px;
    border-radius: var(--tm-radius-md);
    box-shadow: var(--tm-shadow-lg);
    margin-bottom: 20px;
    border: 2px solid transparent;
    transition: var(--tm-transition);
    position: relative;
    overflow: hidden;
}

.tm-task-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 6px;
    height: 100%;
    background: linear-gradient(135deg, var(--tm-primary) 0%, #764ba2 100%);
}

.tm-task-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--tm-shadow-xl);
    border-color: var(--tm-primary);
}

.tm-task-card.late {
    background: var(--tm-danger-light);
    border-color: var(--tm-danger);
}

.tm-task-card.late::before {
    background: linear-gradient(135deg, var(--tm-danger) 0%, #DC2626 100%);
}

.tm-task-card.completed {
    background: var(--tm-success-light);
    border-color: var(--tm-success);
    opacity: 0.9;
}

.tm-task-card.completed::before {
    background: linear-gradient(135deg, var(--tm-success) 0%, #059669 100%);
}

.tm-task-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 16px;
    gap: 20px;
}

.tm-task-header h4 {
    color: var(--tm-dark);
    font-size: 22px;
    margin: 0;
    font-weight: 700;
    line-height: 1.3;
}

.tm-task-time {
    background: var(--tm-light-gray);
    padding: 8px 18px;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 700;
    color: var(--tm-dark);
    white-space: nowrap;
    border: 2px solid var(--tm-border);
}

.tm-task-desc {
    color: var(--tm-gray);
    margin-bottom: 20px;
    line-height: 1.7;
    font-size: 16px;
}

.tm-task-meta {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.tm-badge {
    background: var(--tm-light-gray);
    padding: 8px 16px;
    border-radius: 24px;
    font-size: 13px;
    color: var(--tm-dark);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 700;
    border: 2px solid var(--tm-border);
}

/* Task Actions */
.tm-input-group {
    display: flex;
    gap: 12px;
    align-items: center;
}

.tm-task-input {
    flex: 1;
    padding: 14px 18px;
    border: 2px solid var(--tm-border);
    border-radius: var(--tm-radius-sm);
    font-size: 16px;
    transition: var(--tm-transition);
    font-family: inherit;
}

.tm-task-input:focus {
    outline: none;
    border-color: var(--tm-primary);
    box-shadow: 0 0 0 4px rgba(91, 143, 255, 0.15);
}

.tm-file-input {
    flex: 1;
    font-size: 15px;
}

/* Buttons */
.tm-btn {
    padding: 14px 28px;
    border: none;
    border-radius: var(--tm-radius-sm);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--tm-transition);
    display: inline-block;
    letter-spacing: 0.3px;
    box-shadow: var(--tm-shadow);
}

.tm-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
}

.tm-btn-primary {
    background: linear-gradient(135deg, var(--tm-primary) 0%, #764ba2 100%);
    color: var(--tm-white);
    border: 2px solid transparent;
}

.tm-btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--tm-shadow-lg);
}

.tm-btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.tm-btn-secondary {
    background: var(--tm-gray);
    color: var(--tm-white);
    border: 2px solid transparent;
}

.tm-btn-secondary:hover:not(:disabled) {
    background: #4B5563;
    transform: translateY(-2px);
    box-shadow: var(--tm-shadow-lg);
}

.tm-btn-success {
    background: linear-gradient(135deg, var(--tm-success) 0%, #059669 100%);
    color: var(--tm-white);
    border: 2px solid transparent;
}

.tm-btn-success:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: var(--tm-shadow-lg);
}

.tm-btn-logout {
    background: rgba(255, 255, 255, 0.2);
    color: var(--tm-dark);
    border: 2px solid rgba(255,255,255,0.8);
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 700;
    text-decoration: none;
    backdrop-filter: blur(10px);
}

.tm-btn-logout:hover {
    background: var(--tm-white);
    color: var(--tm-primary);
    transform: translateY(-2px);
    box-shadow: var(--tm-shadow-md);
}

/* Completed Info */
.tm-completed-info {
    margin-top: 24px;
    padding-top: 24px;
    border-top: 2px solid var(--tm-border);
}

.tm-completed-info p {
    color: var(--tm-gray);
    margin: 10px 0;
    font-size: 15px;
    line-height: 1.6;
}

.tm-completed-info strong {
    color: var(--tm-dark);
    font-weight: 600;
}

.tm-completed-info img {
    max-width: 320px;
    border-radius: var(--tm-radius-sm);
    margin-top: 16px;
    box-shadow: var(--tm-shadow-md);
    border: 3px solid var(--tm-border);
}

/* Responsive Design - Tablet */
@media (max-width: 1024px) {
    .tm-portal {
        padding: 20px;
    }
    
    .tm-stats-bar {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Responsive Design - Mobile */
@media (max-width: 768px) {
    :root {
        --tm-radius: 12px;
        --tm-radius-md: 10px;
    }
    
    .tm-portal {
        padding: 16px;
    }
    
    .tm-portal-header {
        padding: 28px 24px;
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .tm-btn-logout {
        align-self: stretch;
    }
    
    .tm-portal-header h2 {
        font-size: 28px;
    }
    
    .tm-portal-header p {
        font-size: 15px;
    }
    
    .tm-stats-bar {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .tm-stat-card {
        padding: 24px;
    }
    
    .tm-stat-value {
        font-size: 38px;
    }
    
    .tm-stat-label {
        font-size: 12px;
    }
    
    .tm-section-title {
        font-size: 22px;
        padding: 16px 20px;
    }
    
    .tm-task-card {
        padding: 24px 20px;
    }
    
    .tm-task-header {
        flex-direction: column;
        gap: 12px;
    }
    
    .tm-task-header h4 {
        font-size: 19px;
    }
    
    .tm-task-time {
        align-self: flex-start;
    }
    
    .tm-input-group {
        flex-direction: column;
    }
    
    .tm-task-input,
    .tm-file-input {
        width: 100%;
    }
    
    .tm-btn {
        width: 100%;
        padding: 16px 24px;
    }
    
    .tm-modal-content {
        width: 95%;
        margin: 8% auto;
    }
    
    .tm-modal-header,
    .tm-modal-body,
    .tm-modal-actions {
        padding: 24px;
    }
    
    .tm-modal-header h3 {
        font-size: 22px;
    }
    
    .tm-modal-actions {
        flex-direction: column-reverse;
        gap: 10px;
    }
    
    .tm-modal-actions .tm-btn {
        width: 100%;
    }
    
    .tm-completed-info img {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .tm-portal-header h2 {
        font-size: 24px;
    }
    
    .tm-stat-value {
        font-size: 34px;
    }
    
    .tm-section-title {
        font-size: 20px;
    }
    
    .tm-task-header h4 {
        font-size: 18px;
    }
}

/* Touch-friendly improvements for mobile devices */
@media (hover: none) and (pointer: coarse) {
    /* Remove hover effects and add active states */
    .tm-task-card:hover {
        transform: none;
    }
    
    .tm-task-card:active {
        transform: scale(0.98);
        opacity: 0.9;
    }
    
    .tm-stat-card:hover {
        transform: none;
    }
    
    .tm-stat-card:active {
        transform: scale(0.98);
    }
    
    .tm-btn:active:not(:disabled) {
        transform: scale(0.96);
    }
    
    /* Larger touch targets */
    .tm-modal-close {
        width: 48px;
        height: 48px;
        font-size: 40px;
    }
    
    .tm-btn {
        min-height: 48px;
        padding: 16px 28px;
    }
    
    .tm-form-group input,
    .tm-form-group textarea,
    .tm-form-group select {
        min-height: 48px;
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    .tm-task-input {
        min-height: 48px;
    }
    
    /* Better tap highlight */
    * {
        -webkit-tap-highlight-color: rgba(91, 143, 255, 0.2);
    }
}

/* Landscape orientation on mobile */
@media (max-width: 896px) and (orientation: landscape) {
    .tm-portal {
        padding: 12px;
    }
    
    .tm-portal-header {
        padding: 20px;
    }
    
    .tm-stats-bar {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Print styles */
@media print {
    .tm-portal-header,
    .tm-btn,
    .tm-modal {
        display: none !important;
    }
    
    .tm-task-card {
        page-break-inside: avoid;
    }
}