/* KeyConcepts Page Styles */

/* Title Section */
.title_box {
    text-align: center;
    margin-bottom: 40px;
}

.title_box h2 {
    font-size: 2.5em;
    color: #2c3e50;
    margin-bottom: 15px;
    font-weight: 300;
}

.title_divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #3498db, #2ecc71);
    margin: 0 auto;
    border-radius: 2px;
}

/* Welcome Section */
.welcome_section {
    background: linear-gradient(135deg, #f8f9fa, #e9ecef);
    padding: 30px;
    border-radius: 12px;
    margin-bottom: 40px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
}

.welcome_section h3 {
    color: #2c3e50;
    margin-bottom: 20px;
    font-size: 1.4em;
    display: flex;
    align-items: center;
}

.welcome_icon {
    background: #3498db;
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    font-size: 0.9em;
}

.welcome_content {
    padding-left: 42px;
}

.welcome_content p {
    text-align: justify;
    line-height: 1.8;
    margin-bottom: 15px;
    color: #34495e;
}

.welcome_content p:last-child {
    margin-bottom: 0;
}

/* Guide Content */
.guide_content {
    display: grid;
    gap: 25px;
}

.guide_section {
    background: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.guide_section:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}

.guide_section h4 {
    margin-bottom: 18px;
    font-size: 1.3em;
    display: flex;
    align-items: center;
}

.section_number {
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    font-size: 0.8em;
    font-weight: bold;
}

.guide_section p {
    text-align: justify;
    line-height: 1.7;
    color: #555;
}

.guide_section ul {
    padding: 20px;
    color: #666;
}

.guide_section li {
    margin-bottom: 8px;
    line-height: 1.6;
}

/* Section 1 - Red theme */
.section_1 {
    border-left: 5px solid #e74c3c;
}
.section_1 h4 {
    color: #e74c3c;
}
.section_1 .section_number {
    background: #e74c3c;
}

/* Section 2 - Orange theme */
.section_2 {
    border-left: 5px solid #f39c12;
}
.section_2 h4 {
    color: #f39c12;
}
.section_2 .section_number {
    background: #f39c12;
}

.software_highlight {
    background: #fff3cd;
    padding: 15px;
    border-radius: 6px;
    border: 1px solid #ffeaa7;
    margin-top: 15px;
}

.software_highlight p {
    margin: 0;
    color: #856404;
}

/* Section 3 - Purple theme */
.section_3 {
    border-left: 5px solid #9b59b6;
}
.section_3 h4 {
    color: #9b59b6;
}
.section_3 .section_number {
    background: #9b59b6;
}

/* Section 4 - Green theme */
.section_4 {
    border-left: 5px solid #27ae60;
}
.section_4 h4 {
    color: #27ae60;
}
.section_4 .section_number {
    background: #27ae60;
}

.subsection_grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 20px;
}

.subsection_card {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #e9ecef;
}

.subsection_card h5 {
    color: #27ae60;
    margin-bottom: 12px;
    font-size: 1.1em;
}

.subsection_card p {
    margin: 0;
    color: #666;
    line-height: 1.6;
}

.subsection_card a {
    color: #27ae60;
    text-decoration: none;
    font-weight: 500;
}

/* Section 5 - Blue theme */
.section_5 {
    border-left: 5px solid #3498db;
}
.section_5 h4 {
    color: #3498db;
}
.section_5 .section_number {
    background: #3498db;
}

.subsidy_grid {
    display: grid;
    gap: 20px;
}

.subsidy_card {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    border: 1px solid #e9ecef;
}

.subsidy_card h5 {
    margin-bottom: 15px;
    font-size: 1.1em;
    display: flex;
    align-items: center;
}

.subsidy_icon {
    color: white;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 8px;
    font-size: 0.7em;
}

.subsidy_card_red h5 {
    color: #e74c3c;
}
.subsidy_card_red .subsidy_icon {
    background: #e74c3c;
}

.subsidy_card_orange h5 {
    color: #f39c12;
}
.subsidy_card_orange .subsidy_icon {
    background: #f39c12;
}

.subsidy_card_green h5 {
    color: #27ae60;
}
.subsidy_card_green .subsidy_icon {
    background: #27ae60;
}

.subsidy_highlight_red {
    background: #fff5f5;
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 15px;
    border: 1px solid #fed7d7;
}

.subsidy_highlight_red p {
    margin: 0;
    color: #c53030;
    font-weight: 600;
}

.subsidy_highlight_green {
    background: #f0fff4;
    padding: 15px;
    border-radius: 6px;
    margin-bottom: 15px;
    border: 1px solid #c6f6d5;
}

.subsidy_highlight_green p {
    margin: 0;
    color: #276749;
    font-weight: 600;
}

/* Contact Section */
.contact_info {
    margin-top: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 30px;
    border-radius: 12px;
    color: white;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.contact_info h4 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.4em;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact_icon {
    background: rgba(255,255,255,0.2);
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    font-size: 0.8em;
}

.contact_container {
    background: rgba(255,255,255,0.1);
    padding: 20px;
    border-radius: 8px;
    backdrop-filter: blur(10px);
}

.contact_container > p {
    margin-bottom: 15px;
    font-size: 1.1em;
    color: rgba(255,255,255,0.9);
}

.contact_grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 20px;
}

.contact_item {
    text-align: center;
}

.contact_item p:first-child {
    margin: 0;
    font-weight: 600;
    color: white;
}

.contact_item p:last-child {
    margin: 5px 0 0 0;
    font-size: 1.1em;
    color: rgba(255,255,255,0.9);
}

/* Links */
.guide_section a {
    color: #3498db;
    text-decoration: none;
    transition: color 0.2s ease;
}

.guide_section a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .title_box h2 {
        font-size: 2em;
    }

    .guide_content {
        display: block;
    }

    .guide_section {
        margin-bottom: 20px;
    }

    .subsection_grid {
        display: block;
    }

    .subsection_card {
        margin-bottom: 15px;
    }

    .contact_grid {
        display: block;
    }

    .contact_item {
        margin-bottom: 15px;
    }
}