/* Grade Calculator Pro Styles - Full Screen Layout */
.gcp-container {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    width: 100vw !important;
    max-width: 100vw !important;
    margin: 0 !important;
    margin-left: calc(-50vw + 50%) !important;
    padding: 30px !important;
    background: linear-gradient(135deg, #e3f2fd 0%, #ffffff 50%, #e8f5e8 100%);
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    min-height: 100vh;
    box-sizing: border-box;
    position: relative;
    left: 50%;
    right: 50%;
    transform: translateX(-50%);
}

.gcp-calculator {
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 auto !important;
}

/* Navigation Tabs */
.gcp-tabs {
    display: flex;
    border-bottom: 3px solid #e3f2fd;
    margin-bottom: 30px;
    background: white;
    border-radius: 15px 15px 0 0;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    width: 100%;
}

.gcp-tab {
    flex: 1;
    padding: 20px 40px;
    border: none;
    background: none;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
    border-radius: 15px 15px 0 0;
    color: #666;
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gcp-tab:hover {
    background: rgba(33, 150, 243, 0.1);
    color: #2196f3;
    transform: translateY(-2px);
}

.gcp-tab.gcp-tab-active {
    background: linear-gradient(135deg, #e3f2fd, #bbdefb);
    color: #1976d2;
    border-bottom-color: #2196f3;
    box-shadow: 0 -3px 10px rgba(33, 150, 243, 0.3);
}

/* Tab Content */
.gcp-tab-content {
    display: none;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.gcp-tab-content.gcp-tab-active {
    display: grid;
}

@media (max-width: 768px) {
    .gcp-tab-content {
        grid-template-columns: 1fr;
    }
}

/* Main Content */
.gcp-main-content {
    background: white;
    border-radius: 20px;
    padding: 50px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 3px solid #e3f2fd;
}

.gcp-main-title {
    font-size: 28px;
    font-weight: 800;
    background: linear-gradient(135deg, #2196f3, #9c27b0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 30px;
}

/* Grade Type Selector */
.gcp-grade-type-section {
    margin-bottom: 40px;
}

.gcp-section-title {
    font-size: 18px;
    font-weight: 700;
    color: #333;
    margin-bottom: 15px;
}

.gcp-radio-group {
    display: flex;
    gap: 30px;
    padding: 20px;
    background: linear-gradient(135deg, #e3f2fd, #e8f5e8);
    border-radius: 15px;
    border: 2px solid #bbdefb;
}

.gcp-radio-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.gcp-radio-label:hover {
    transform: scale(1.05);
}

.gcp-radio-label input[type="radio"] {
    width: 20px;
    height: 20px;
    margin-right: 10px;
    accent-color: #2196f3;
    border: 2px solid #2196f3;
}

.gcp-radio-text {
    font-size: 16px;
    font-weight: 600;
    color: #333;
}

/* Assessment Table */
.gcp-assessment-section {
    margin-bottom: 40px;
}

.gcp-table-header {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: 15px;
    padding: 20px;
    background: linear-gradient(135deg, #e3f2fd, #f3e5f5);
    border-radius: 15px;
    border: 2px solid #bbdefb;
    font-size: 16px;
    font-weight: 700;
    color: #333;
    margin-bottom: 20px;
}

.gcp-assessment-row {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: 15px;
    align-items: center;
    padding: 20px;
    background: linear-gradient(135deg, #ffffff, #e3f2fd);
    border-radius: 15px;
    border: 2px solid #e1f5fe;
    margin-bottom: 15px;
    transition: all 0.3s ease;
}

.gcp-assessment-row:hover {
    box-shadow: 0 8px 25px rgba(33, 150, 243, 0.15);
    transform: translateY(-2px);
}

/* Input Styles */
.gcp-input {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid #bbdefb;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 500;
    background: white;
    transition: all 0.3s ease;
    min-height: 50px;
    box-sizing: border-box;
}

.gcp-input:focus {
    outline: none;
    border-color: #2196f3;
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

.gcp-select {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid #bbdefb;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 500;
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
    min-height: 50px;
    box-sizing: border-box;
}

.gcp-select:focus {
    outline: none;
    border-color: #2196f3;
    box-shadow: 0 0 0 3px rgba(33, 150, 243, 0.1);
}

/* Buttons */
.gcp-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    width: 100%;
}

.gcp-btn {
    flex: 1;
    padding: 20px 40px;
    border: none;
    border-radius: 15px;
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    min-height: 60px;
}

.gcp-btn:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.gcp-btn-primary {
    background: linear-gradient(135deg, #2196f3, #1976d2);
    color: white;
    border: 2px solid #1976d2;
}

.gcp-btn-primary:hover {
    background: linear-gradient(135deg, #1976d2, #1565c0);
}

.gcp-btn-secondary {
    background: linear-gradient(135deg, #9c27b0, #7b1fa2);
    color: white;
    border: 2px solid #7b1fa2;
}

.gcp-btn-secondary:hover {
    background: linear-gradient(135deg, #7b1fa2, #6a1b9a);
}

.gcp-btn-icon {
    font-size: 18px;
    font-weight: bold;
}

.gcp-remove-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, #ff5722, #d32f2f);
    color: white;
    border: 2px solid #d32f2f;
    font-size: 14px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.gcp-remove-btn:hover {
    background: linear-gradient(135deg, #d32f2f, #c62828);
    transform: scale(1.1);
}

/* Result Display */
.gcp-result {
    padding: 25px;
    background: linear-gradient(135deg, #c8e6c9, #e8f5e8, #e1f5fe);
    border: 3px solid #4caf50;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 8px 25px rgba(76, 175, 80, 0.2);
}

.gcp-result-label {
    font-size: 18px;
    font-weight: 700;
    color: #333;
}

.gcp-result-value {
    font-size: 32px;
    font-weight: 900;
    background: linear-gradient(135deg, #4caf50, #2196f3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-left: 10px;
}

/* Sidebar */
.gcp-sidebar {
    background: linear-gradient(135deg, #ffffff, #e3f2fd, #e8f5e8);
    border-radius: 20px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 3px solid #e3f2fd;
}

.gcp-sidebar-title {
    font-size: 16px;
    font-weight: 800;
    background: linear-gradient(135deg, #2196f3, #9c27b0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 25px;
}

.gcp-sidebar-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.gcp-sidebar-link {
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    color: #666;
    cursor: pointer;
    transition: all 0.3s ease;
    background: white;
    text-align: left;
    font-size: 14px;
    font-weight: 500;
}

.gcp-sidebar-link:hover:not(.gcp-sidebar-disabled) {
    background: linear-gradient(135deg, #e3f2fd, #f3e5f5);
    border-color: #bbdefb;
    color: #2196f3;
    transform: scale(1.02);
    box-shadow: 0 5px 15px rgba(33, 150, 243, 0.1);
}

.gcp-sidebar-link.gcp-sidebar-active {
    background: linear-gradient(135deg, #e3f2fd, #bbdefb);
    border-color: #2196f3;
    color: #1976d2;
    font-weight: 700;
    box-shadow: 0 5px 15px rgba(33, 150, 243, 0.2);
}

.gcp-sidebar-link.gcp-sidebar-disabled {
    color: #bbb;
    cursor: not-allowed;
    background: #f5f5f5;
}

/* Final Grade Calculator Specific */
.gcp-input-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.gcp-input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.gcp-input-label {
    font-size: 14px;
    font-weight: 700;
    color: #333;
}

.gcp-final-calculator {
    padding: 30px;
    background: linear-gradient(135deg, #e8f5e8, #e3f2fd);
    border-radius: 20px;
    border: 2px solid #4caf50;
}

/* GPA Calculator Specific */
.gcp-course-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr auto;
    gap: 15px;
    align-items: end;
    padding: 20px;
    background: white;
    border-radius: 15px;
    border: 2px solid #e1bee7;
    margin-bottom: 15px;
    transition: all 0.3s ease;
}

.gcp-course-row:hover {
    box-shadow: 0 8px 25px rgba(156, 39, 176, 0.15);
    transform: translateY(-2px);
}

.gcp-gpa-calculator {
    padding: 30px;
    background: linear-gradient(135deg, #f3e5f5, #e3f2fd);
    border-radius: 20px;
    border: 2px solid #9c27b0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .gcp-container {
        padding: 15px;
    }
    
    .gcp-main-content {
        padding: 20px;
    }
    
    .gcp-tabs {
        flex-direction: column;
    }
    
    .gcp-tab {
        padding: 12px 20px;
    }
    
    .gcp-table-header,
    .gcp-assessment-row {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .gcp-input-grid {
        grid-template-columns: 1fr;
    }
    
    .gcp-course-row {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .gcp-radio-group {
        flex-direction: column;
        gap: 15px;
    }
    
    .gcp-buttons {
        flex-direction: column;
    }
}