* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    min-height: 100vh;
    color: #334155;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.calendar-wrapper {
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    border: 1px solid #e2e8f0;
}

.calendar-header {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    padding: 2rem;
    color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.month-year {
    font-size: 2rem;
    font-weight: 300;
    letter-spacing: 0.5px;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 18px;
}

.nav-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.add-note-btn {
    background: #3b82f6;
    border: none;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.add-note-btn:hover {
    background: #2563eb;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.4);
}

.calendar-body {
    padding: 1.5rem;
}

.calendar-table {
    width: 100%;
    border-collapse: collapse;
}

.day-header {
    background: #f8fafc;
    padding: 1rem;
    text-align: center;
    font-weight: 600;
    color: #64748b;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid #e2e8f0;
}

.calendar-day {
    height: 120px;
    border: 1px solid #e2e8f0;
    padding: 0.75rem;
    vertical-align: top;
    position: relative;
    cursor: pointer;
    transition: all 0.2s ease;
}

.calendar-day:hover {
    background: #f1f5f9;
}

.day-number {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 500;
    margin-bottom: 0.5rem;
    transition: all 0.2s ease;
}

.today .day-number {
    background: #3b82f6;
    color: white;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.note-item {
    background: #dbeafe;
    border-left: 3px solid #3b82f6;
    padding: 0.25rem 0.5rem;
    margin: 0.25rem 0;
    font-size: 0.75rem;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    transition: all 0.2s ease;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.note-item:hover {
    background: #bfdbfe;
    transform: translateX(2px);
}

.note-time {
    color: #1e40af;
    font-weight: 500;
}

.more-notes {
    font-size: 0.75rem;
    color: #64748b;
    margin-top: 0.25rem;
    cursor: pointer;
}

.more-notes:hover {
    color: #3b82f6;
}

/* Modal Styles */
.modal-overlay {
    position: fixed;
    display: none;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    display: flex;
    visibility: visible;
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    z-index: 1001;
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
    transition: all 0.3s ease;
}

.modal.active {
    transform: translate(-50%, -50%) scale(1);
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    justify-content: between;
    align-items: center;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1e293b;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: #64748b;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: all 0.2s ease;
    margin-left: auto;
}

.modal-close:hover {
    background: #f1f5f9;
    color: #1e293b;
}

.modal-content {
    padding: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #374151;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.2s ease;
    background: #f9fafb;
}

.form-input:focus {
    outline: none;
    border-color: #3b82f6;
    background: white;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-textarea {
    width: 100%;
    min-height: 100px;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 1rem;
    resize: vertical;
    font-family: inherit;
    transition: all 0.2s ease;
    background: #f9fafb;
}

.form-textarea:focus {
    outline: none;
    border-color: #3b82f6;
    background: white;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

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

.modal-actions {
    padding: 1.5rem;
    border-top: 1px solid #e2e8f0;
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: #3b82f6;
    color: white;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    background: #2563eb;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: #f1f5f9;
    color: #64748b;
    border: 1px solid #e2e8f0;
}

.btn-secondary:hover {
    background: #e2e8f0;
    color: #1e293b;
}

.note-display {
    background: #f8fafc;
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
    border-left: 4px solid #3b82f6;
}

.note-display:last-child {
    margin-bottom: 0;
}

.note-display-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.note-display-title {
    font-weight: 600;
    color: #1e293b;
}

.note-display-time {
    font-size: 0.875rem;
    color: #64748b;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.note-display-content {
    color: #374151;
    font-size: 0.875rem;
    line-height: 1.5;
}

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: #64748b;
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}
.full-width-calendar {
    width: 100%;
    padding: 20px;
    box-sizing: border-box;
}

.calendar-wrapper {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
}

.calendar-table {
    width: 100%;
    table-layout: fixed;
}

@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }

    .calendar-header {
        padding: 1.5rem;
        flex-direction: column;
        text-align: center;
    }

    .month-year {
        font-size: 1.5rem;
    }

    .calendar-day {
        height: 100px;
        padding: 0.5rem;
    }

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

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