/* Reset e Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #2563eb;
    --primary-dark: #1e40af;
    --secondary: #10b981;
    --danger: #dc2626;
    --warning: #f59e0b;
    --info: #3b82f6;
    --success: #10b981;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-50);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header e Navegação */
.site-header {
    background: white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    padding: 15px 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
}

.nav-brand i {
    font-size: 1.5rem;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray-700);
    cursor: pointer;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 5px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--gray-700);
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.3s;
    font-weight: 500;
    font-size: 0.95rem;
}

.nav-menu a:hover,
.nav-menu a.active {
    background: var(--primary);
    color: white;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: white;
    color: var(--primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.15);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: var(--primary);
}

.btn-print {
    background: var(--gray-700);
    color: white;
    padding: 10px 20px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-print:hover {
    background: var(--gray-800);
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 60px 0 40px;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

.page-header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Alert Banners */
.alert-banner {
    padding: 15px 0;
    text-align: center;
}

.alert-banner.emergency {
    background: #fee2e2;
    color: var(--danger);
    font-weight: 600;
}

.alert-banner.info {
    background: #dbeafe;
    color: #1e40af;
}

.alert-banner .container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.alert-banner i {
    font-size: 1.25rem;
}

/* Resources and Grids */
.resources {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: var(--gray-900);
}

.resource-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.resource-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    transition: all 0.3s;
}

.resource-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 20px;
    color: white;
}

.card-icon.urgency { background: var(--danger); }
.card-icon.checklist { background: var(--info); }
.card-icon.medicine { background: var(--warning); }
.card-icon.exam { background: var(--secondary); }
.card-icon.glossary { background: #8b5cf6; }
.card-icon.prevention { background: #10b981; }
.card-icon.templates { background: #f59e0b; }
.card-icon.faq { background: #6366f1; }

.resource-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--gray-900);
}

.resource-card p {
    color: var(--gray-600);
    margin-bottom: 20px;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    transition: gap 0.3s;
}

.card-link:hover {
    gap: 12px;
}

/* Content Section */
.content-section {
    padding: 60px 0;
    background: white;
}

/* Urgency Cards */
.urgency-grid {
    display: grid;
    gap: 30px;
}

.urgency-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    border-left: 6px solid var(--gray-300);
}

.urgency-card.critical {
    border-left-color: var(--danger);
}

.urgency-card.high {
    border-left-color: var(--warning);
}

.urgency-icon {
    width: 60px;
    height: 60px;
    background: var(--gray-100);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 20px;
    color: var(--primary);
}

.urgency-card.critical .urgency-icon {
    background: #fee2e2;
    color: var(--danger);
}

.urgency-card.high .urgency-icon {
    background: #fef3c7;
    color: var(--warning);
}

.urgency-card h2 {
    font-size: 1.75rem;
    margin-bottom: 20px;
    color: var(--gray-900);
}

.alert-list h3 {
    color: var(--danger);
    margin: 20px 0 15px;
    font-size: 1.1rem;
}

.alert-list ul {
    list-style: none;
    padding: 0;
}

.alert-list li {
    padding: 8px 0;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.alert-list li i {
    color: var(--danger);
    margin-top: 3px;
}

.urgency-action {
    background: var(--gray-50);
    padding: 15px;
    border-radius: 8px;
    margin-top: 20px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.urgency-action i {
    color: var(--danger);
    font-size: 1.25rem;
    margin-top: 2px;
}

.urgency-tip {
    background: #dbeafe;
    padding: 15px;
    border-radius: 8px;
    margin: 15px 0;
    border-left: 4px solid var(--info);
}

/* Tips Section */
.tips-section {
    margin-top: 60px;
}

.tips-section h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.tip-card {
    background: var(--gray-50);
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid var(--info);
}

.tip-card i {
    font-size: 1.5rem;
    color: var(--info);
    margin-bottom: 12px;
}

.tip-card h3 {
    margin-bottom: 12px;
    color: var(--gray-900);
}

.tip-card ul {
    padding-left: 20px;
}

/* Checklists */
.checklist-container {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    margin-bottom: 40px;
    overflow: hidden;
}

.checklist-header {
    background: var(--primary);
    color: white;
    padding: 25px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.checklist-header h2 {
    font-size: 1.75rem;
    margin-bottom: 5px;
}

.checklist-content {
    padding: 30px;
}

.checklist-meta p {
    margin-bottom: 10px;
    font-weight: 600;
}

.checklist-content h3 {
    color: var(--primary);
    margin: 30px 0 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--gray-200);
}

.checklist-items {
    list-style: none;
    padding: 0;
}

.checklist-items li {
    padding: 10px 0;
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.checklist-items input[type="checkbox"] {
    margin-top: 4px;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checklist-notes {
    margin-top: 30px;
    padding: 20px;
    background: var(--gray-50);
    border-radius: 8px;
}

.notes-area p {
    margin: 15px 0;
    border-bottom: 1px solid var(--gray-300);
    padding-bottom: 5px;
}

/* Diary Table */
.diary-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    font-size: 0.9rem;
}

.diary-table th,
.diary-table td {
    border: 1px solid var(--gray-300);
    padding: 8px;
    text-align: left;
}

.diary-table th {
    background: var(--gray-100);
    font-weight: 600;
}

.factors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin: 20px 0;
}

.factors-grid h4 {
    color: var(--primary);
    margin-bottom: 10px;
}

/* Models */
.models-section {
    margin-top: 60px;
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.model-card {
    background: white;
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    text-align: center;
    cursor: pointer;
    transition: all 0.3s;
}

.model-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.model-icon {
    width: 60px;
    height: 60px;
    background: var(--gray-100);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin: 0 auto 15px;
    color: var(--primary);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background: white;
    margin: 50px auto;
    padding: 30px;
    border-radius: 12px;
    width: 90%;
    max-width: 800px;
    position: relative;
}

.close {
    position: absolute;
    right: 20px;
    top: 15px;
    font-size: 2rem;
    font-weight: bold;
    color: var(--gray-600);
    cursor: pointer;
}

.close:hover {
    color: var(--gray-900);
}

/* Drug Classes */
.drug-class-grid {
    display: grid;
    gap: 30px;
}

.drug-class-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.class-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 20px;
    color: white;
}

.class-icon.antibiotics { background: #3b82f6; }
.class-icon.antiinflammatory { background: #f59e0b; }
.class-icon.analgesics { background: #10b981; }
.class-icon.antacids { background: #8b5cf6; }
.class-icon.antihypertensive { background: #dc2626; }
.class-icon.antidiabetic { background: #ec4899; }
.class-icon.anticoagulant { background: #ef4444; }
.class-icon.corticoids { background: #6366f1; }

.drug-class-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--gray-900);
}

.class-purpose {
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.class-details ul {
    padding-left: 20px;
    margin: 10px 0;
}

.warning-text {
    background: #fef3c7;
    padding: 12px;
    border-radius: 6px;
    border-left: 4px solid var(--warning);
    margin: 15px 0;
}

/* Info Sections */
.info-section {
    margin: 60px 0;
}

.info-section h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.prescription-guide {
    display: grid;
    gap: 25px;
}

.prescription-item {
    background: var(--gray-50);
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid var(--primary);
}

.prescription-item h3 {
    color: var(--primary);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.example {
    background: white;
    padding: 12px;
    border-radius: 6px;
    margin: 10px 0;
    border-left: 3px solid var(--info);
}

.errors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.error-card {
    background: #fee2e2;
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid var(--danger);
}

.error-card h3 {
    color: var(--danger);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Interactions Table */
.interactions-table {
    margin: 20px 0;
}

.interactions-table table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 8px;
    overflow: hidden;
}

.interactions-table th,
.interactions-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--gray-200);
}

.interactions-table th {
    background: var(--gray-100);
    font-weight: 600;
}

.table-note {
    margin-top: 15px;
    padding: 12px;
    background: #dbeafe;
    border-radius: 6px;
    border-left: 4px solid var(--info);
}

/* Tips Final */
.tips-final {
    margin: 60px 0;
    background: var(--gray-50);
    padding: 40px;
    border-radius: 12px;
}

.tips-final h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.tips-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.tip-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.tip-item i {
    color: var(--success);
    font-size: 1.25rem;
    margin-top: 2px;
}

/* Exams */
.exam-search {
    position: relative;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.exam-search input {
    width: 100%;
    padding: 15px 50px 15px 20px;
    border: 2px solid var(--gray-300);
    border-radius: 8px;
    font-size: 1rem;
}

.exam-search i {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-600);
}

.exam-grid {
    display: grid;
    gap: 30px;
}

.exam-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.exam-card h2 {
    font-size: 1.75rem;
    margin-bottom: 20px;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 12px;
}

.exam-content h3 {
    color: var(--primary);
    margin: 25px 0 15px;
    font-size: 1.1rem;
}

.exam-content ul,
.exam-content ol {
    padding-left: 20px;
    margin: 10px 0;
}

.exam-content li {
    padding: 5px 0;
}

.general-tips {
    margin-top: 60px;
    background: var(--gray-50);
    padding: 40px;
    border-radius: 12px;
}

/* Glossary */
.search-bar,
.glossary-search,
.faq-search {
    position: relative;
    max-width: 600px;
    margin: 0 auto 30px;
}

.search-bar input,
.glossary-search input,
.faq-search input {
    width: 100%;
    padding: 15px 50px 15px 20px;
    border: 2px solid var(--gray-300);
    border-radius: 8px;
    font-size: 1rem;
}

.search-bar i,
.glossary-search i,
.faq-search i {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-600);
}

.alphabet-nav {
    text-align: center;
    margin-bottom: 40px;
}

.alphabet-nav span {
    display: inline-block;
    padding: 8px 12px;
    margin: 5px;
    background: var(--gray-100);
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.alphabet-nav span:hover {
    background: var(--primary);
    color: white;
}

.glossary-grid {
    display: grid;
    gap: 25px;
}

.glossary-term {
    background: white;
    border-radius: 8px;
    padding: 25px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.glossary-term h3 {
    color: var(--primary);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.definition,
.example,
.action {
    margin: 10px 0;
    line-height: 1.8;
}

.definition strong,
.example strong,
.action strong {
    color: var(--gray-900);
}

.glossary-cta {
    text-align: center;
    margin-top: 60px;
    padding: 40px;
    background: var(--gray-50);
    border-radius: 12px;
}

/* Prevention */
.prevention-intro {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px;
    background: #dbeafe;
    border-radius: 8px;
    border-left: 4px solid var(--info);
}

.age-filters {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.age-filters button {
    padding: 10px 20px;
    border: 2px solid var(--gray-300);
    background: white;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s;
}

.age-filters button:hover,
.age-filters button.active {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.prevention-grid {
    display: grid;
    gap: 30px;
}

.prevention-card {
    background: white;
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.prevention-card h2 {
    font-size: 1.75rem;
    margin-bottom: 20px;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 12px;
}

.prevention-content h3 {
    color: var(--primary);
    margin: 25px 0 15px;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.prevention-content ul {
    padding-left: 20px;
    margin: 10px 0;
}

.risk-factors {
    margin-top: 60px;
}

.risk-factors h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.risk-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.risk-item {
    background: var(--gray-50);
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid var(--warning);
}

.risk-item h3 {
    color: var(--warning);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* FAQ */
.faq-grid {
    display: grid;
    gap: 20px;
}

.faq-item {
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    overflow: hidden;
}

.faq-question {
    padding: 20px 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--gray-50);
    transition: all 0.3s;
}

.faq-question:hover {
    background: var(--gray-100);
}

.faq-question h3 {
    font-size: 1.1rem;
    color: var(--gray-900);
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0;
}

.faq-question i.fa-chevron-down {
    color: var(--gray-600);
    transition: transform 0.3s;
}

.faq-item.active .faq-question i.fa-chevron-down {
    transform: rotate(180deg);
}

.faq-answer {
    display: none;
    padding: 25px;
    border-top: 1px solid var(--gray-200);
}

.faq-item.active .faq-answer {
    display: block;
}

.answer-badge {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.answer-badge.myth {
    background: #fee2e2;
    color: var(--danger);
}

.answer-badge.fact {
    background: #d1fae5;
    color: var(--success);
}

.answer-badge.partial {
    background: #fef3c7;
    color: var(--warning);
}

.faq-answer ul {
    padding-left: 20px;
    margin: 10px 0;
}

/* Disclaimer */
.disclaimer {
    background: var(--gray-100);
    padding: 40px 0;
}

.disclaimer-content {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.disclaimer-content i {
    font-size: 2rem;
    color: var(--info);
    margin-top: 5px;
}

.disclaimer-content h3 {
    margin-bottom: 10px;
    color: var(--gray-900);
}

.disclaimer-content p {
    line-height: 1.8;
    color: var(--gray-700);
}

.disclaimer-update,
.disclaimer-credits {
    margin-top: 10px;
    font-size: 0.9rem;
    color: var(--gray-600);
}

/* Footer */
.site-footer {
    background: var(--gray-900);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin: 10px 0;
}

.footer-section a {
    color: var(--gray-300);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: white;
}

.footer-section p {
    color: var(--gray-300);
    margin: 8px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--gray-700);
    color: var(--gray-400);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        display: none;
    }

    .nav-menu.active {
        display: flex;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .page-header h1 {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .resource-grid,
    .tips-grid,
    .errors-grid,
    .tips-list {
        grid-template-columns: 1fr;
    }

    .checklist-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .diary-table {
        font-size: 0.75rem;
    }

    .age-filters {
        flex-direction: column;
    }

    .age-filters button {
        width: 100%;
    }
}

/* Emergency Numbers Banner */
.emergency-banner {
    background: linear-gradient(135deg, #dc2626 0%, #991b1b 100%);
    color: white;
    padding: 20px 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.emergency-banner h3 {
    text-align: center;
    font-size: 1.3rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.emergency-numbers {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.emergency-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 5px;
}

.emergency-item i {
    font-size: 2rem;
    margin-bottom: 5px;
}

.emergency-item strong {
    font-size: 1.75rem;
    font-weight: 700;
}

.emergency-item span {
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Latest YouTube Video Section */
.latest-video {
    padding: 60px 0;
    background: white;
}

.video-container {
    max-width: 900px;
    margin: 0 auto;
}

.video-wrapper {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    overflow: hidden;
}

.video-embed {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
}

.video-embed iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.video-info {
    padding: 25px;
}

.video-info h3 {
    font-size: 1.5rem;
    color: var(--gray-900);
    margin-bottom: 15px;
}

.video-meta {
    color: var(--gray-600);
    font-size: 0.9rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.video-channel {
    color: var(--gray-700);
    font-weight: 600;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.video-channel i {
    color: #ff0000;
    font-size: 1.2rem;
}

.video-actions {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn-youtube {
    background: #ff0000;
    color: white;
}

.btn-youtube:hover {
    background: #cc0000;
}

/* eBooks Section */
.ebooks-section {
    padding: 60px 0;
    background: var(--gray-50);
}

.section-subtitle {
    text-align: center;
    color: var(--gray-600);
    margin-bottom: 40px;
    font-size: 1.1rem;
}

.ebooks-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.ebook-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    transition: all 0.3s;
}

.ebook-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.ebook-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.ebook-image {
    position: relative;
    padding-top: 140%; /* 5:7 book ratio */
    overflow: hidden;
    background: var(--gray-100);
}

.ebook-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ebook-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--primary);
    color: white;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
}

.ebook-content {
    padding: 20px;
}

.ebook-content h3 {
    font-size: 1.2rem;
    color: var(--gray-900);
    margin-bottom: 10px;
    line-height: 1.4;
}

.ebook-author {
    color: var(--primary);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.ebook-description {
    color: var(--gray-600);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 15px;
}

.ebook-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 15px;
    border-top: 1px solid var(--gray-200);
}

.ebook-price {
    color: var(--success);
    font-size: 1.25rem;
    font-weight: 700;
}

.ebook-cta {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.ebooks-cta {
    text-align: center;
    margin-top: 40px;
}

/* Loading and Error States */
.loading {
    text-align: center;
    padding: 40px;
    color: var(--gray-600);
    font-size: 1.1rem;
}

.loading:before {
    content: '';
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--gray-300);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 10px;
    vertical-align: middle;
}

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

.error-message {
    text-align: center;
    padding: 40px;
    color: var(--gray-600);
}

.error-message i {
    font-size: 3rem;
    color: var(--warning);
    margin-bottom: 15px;
}

.error-message p {
    margin-bottom: 20px;
}

/* Responsive Emergency Banner */
@media (max-width: 768px) {
    .emergency-numbers {
        gap: 20px;
    }
    
    .emergency-item {
        min-width: 80px;
    }
    
    .emergency-item i {
        font-size: 1.5rem;
    }
    
    .emergency-item strong {
        font-size: 1.5rem;
    }
    
    .emergency-item span {
        font-size: 0.8rem;
    }
    
    .video-actions {
        flex-direction: column;
    }
    
    .video-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .ebooks-grid {
        grid-template-columns: 1fr;
    }
}

@media print {
    .site-header,
    .footer,
    .btn-print,
    .nav-toggle,
    .emergency-banner,
    .latest-video,
    .ebooks-section {
        display: none;
    }
}