* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

:root {
    --primary: #A78BFA;
    /* Lavender */
    --primary-light: #C4B5FD;
    --primary-dark: #8B5CF6;
    --secondary: #F472B6;
    /* Pink */
    --accent: #FCD34D;
    /* Sweet Yellow */
    --light: #FDF2F8;
    /* Light Pink */
    --dark: #1F2937;
    /* Dark Gray */
    --gray: #F3F4F6;
    --text: #374151;
    --text-light: #9CA3AF;
    --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    --hover-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    --success: #10B981;
    /* Green for success/positive */
    --warning: #F59E0B;
    /* Orange for warning */
    --danger: #EF4444;
    /* Red for danger */
}

body {
    background-color: var(--light);
    color: var(--text);
    line-height: 1.5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

/* Header Styles */
header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 0.8rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.2rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
}

.logo-monogram {
    width: 36px;
    height: 36px;
    background: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-weight: bold;
    font-size: 1rem;
}

.nav-links {
    display: flex;
    gap: 15px;
    align-items: center;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    padding: 6px 8px;
    border-radius: 4px;
}

.nav-links a:hover {
    color: var(--accent);
    background: rgba(255, 255, 255, 0.1);
}

.auth-buttons {
    display: flex;
    gap: 10px;
}

.btn {
    padding: 6px 16px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    font-size: 0.85rem;
}

.btn-outline {
    background: transparent;
    border: 1.5px solid white;
    color: white;
}

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

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

.btn-primary:not(:disabled):hover {
    background: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.btn:disabled {
    cursor: not-allowed;
    opacity: 0.7;
}

/* Search Engine Interface */
.search-engine {
    padding: 2.5rem 0 1.5rem;
    background: linear-gradient(rgba(167, 139, 250, 0.9), rgba(244, 114, 182, 0.8)), url('https://images.unsplash.com/photo-1490818387583-1baba5e638af?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
}

.search-title {
    font-size: 2rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.search-container {
    max-width: 700px;
    margin: 0 auto;
    width: 100%;
}

.search-box {
    display: flex;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    margin-bottom: 1.5rem;
}

.search-box input {
    flex: 1;
    padding: 14px 18px;
    border: none;
    outline: none;
    font-size: 1rem;
    color: var(--text);
}

.search-box button {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0 22px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.search-box button:hover {
    background: var(--primary-dark);
}

.search-suggestions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px;
    margin-bottom: 1.5rem;
}

.suggestion-tag {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 16px;
    padding: 6px 14px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
    color: white;
}

.suggestion-tag:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* Quick Icons */
.quick-icons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 1rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.icon-item {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    padding: 16px 12px;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    text-align: center;
}

.icon-item:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.3);
}

.icon-item i {
    font-size: 1.5rem;
    color: white;
}

.icon-item span {
    font-weight: 500;
    font-size: 0.8rem;
    color: white;
}

/* Quick Access Bar */
.quick-access {
    background: white;
    padding: 0.8rem 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 60px;
    z-index: 999;
}

.quick-access-container {
    display: flex;
    justify-content: center;
}

.quick-links {
    display: flex;
    gap: 15px;
}

.quick-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    padding: 4px 8px;
    border-radius: 6px;
}

.quick-link:hover {
    background: var(--light);
}

.quick-link i {
    font-size: 1rem;
    color: var(--primary);
}

.quick-link span {
    font-size: 0.7rem;
    color: var(--text);
}

/* Features Section */
.features {
    padding: 2.5rem 0;
    background-color: white;
}

.section-title {
    text-align: center;
    margin-bottom: 2rem;
}

.section-title h2 {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 0.8rem;
    font-weight: 700;
}

.section-title p {
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.feature-card {
    background: white;
    border-radius: 10px;
    padding: 22px 20px;
    box-shadow: var(--card-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border: 1px solid var(--gray);
    position: relative;
}

.feature-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--hover-shadow);
}

.feature-icon {
    background: rgba(167, 139, 250, 0.1);
    color: var(--primary);
    width: 50px;
    height: 50px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    font-size: 1.3rem;
}

.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    color: var(--dark);
    font-weight: 600;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.5;
    font-size: 0.9rem;
}

/* Advanced Features Section (formerly premium) */
.advanced-section {
    padding: 2.5rem 0;
    background: linear-gradient(135deg, #fdf6e3, #faf3e0);
    border-top: 3px solid var(--primary);
    border-bottom: 3px solid var(--primary);
}

.advanced-header {
    text-align: center;
    margin-bottom: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.advanced-header h2 {
    font-size: 2rem;
    color: var(--primary-dark);
    font-weight: 700;
}

.advanced-tagline {
    color: var(--text);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Medication Analysis Section */
.medication-analysis {
    padding: 2.5rem 0;
    background-color: var(--light);
}

.analysis-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 10px;
    box-shadow: var(--card-shadow);
    padding: 25px;
    border: 1px solid var(--gray);
}

.analysis-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
    color: var(--primary);
}

.analysis-header i {
    font-size: 1.5rem;
}

.analysis-input {
    margin-bottom: 25px;
}

.analysis-input h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: var(--dark);
    font-weight: 600;
}

#medicationDescription {
    width: 100%;
    padding: 15px;
    border: 2px solid var(--gray);
    border-radius: 8px;
    font-size: 1rem;
    min-height: 150px;
    resize: vertical;
    outline: none;
    margin-bottom: 20px;
    transition: border-color 0.2s ease;
}

#medicationDescription:focus {
    border-color: var(--primary);
}

.analysis-result {
    display: none;
    margin-top: 30px;
    padding: 20px;
    border-radius: 10px;
    background: #F0F9FF;
    border-left: 4px solid var(--primary);
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--gray);
}

.result-header h3 {
    font-size: 1.3rem;
    color: var(--dark);
}

.risk-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
}

.risk-level {
    padding: 5px 12px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
}

.risk-low {
    background: #D1FAE5;
    color: #065F46;
}

.risk-medium {
    background: #FEF3C7;
    color: #92400E;
}

.risk-high {
    background: #FEE2E2;
    color: #991B1B;
}

.result-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Scanner Results Styling */
.scanner-results {
    background: #F9FAFB;
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid #E5E7EB;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.scanner-results .result-header {
    border-bottom: 2px solid var(--primary-light);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
}

.scanner-results .result-header h3 {
    color: var(--primary-dark);
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.analysis-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.analysis-card {
    background: white;
    padding: 1.25rem;
    border-radius: 10px;
    border-left: 4px solid var(--primary);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.analysis-card.risk {
    border-left-color: #EF4444;
}

.analysis-card.success {
    border-left-color: #10B981;
}

.analysis-card h4 {
    color: var(--dark);
    margin-bottom: 0.75rem;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.analysis-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.analysis-card li {
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    color: var(--text);
    padding-left: 1.25rem;
    position: relative;
}

.analysis-card li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

.analysis-card.risk li::before {
    color: #EF4444;
}

.analysis-card.success li::before {
    color: #10B981;
}

@media (max-width: 640px) {
    .scanner-results {
        padding: 1rem;
    }

    .analysis-grid {
        grid-template-columns: 1fr;
    }
}

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

.result-column {
    background: white;
    padding: 18px;
    border-radius: 8px;
    box-shadow: var(--card-shadow);
}

.result-column h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--dark);
    padding-bottom: 8px;
    border-bottom: 1px solid var(--gray);
    display: flex;
    align-items: center;
    gap: 8px;
}

.result-column h4 i {
    color: var(--primary);
}

.result-column ul {
    list-style-type: none;
}

.result-column li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
}

.result-column li:before {
    content: "•";
    color: var(--primary);
    font-size: 1.5rem;
    position: absolute;
    left: 0;
    top: -5px;
}

.benefit-item,
.risk-item {
    padding: 6px 0;
    border-bottom: 1px dashed #E5E7EB;
}

.benefit-item:last-child,
.risk-item:last-child {
    border-bottom: none;
}

.recommendations {
    margin-top: 20px;
    padding: 15px;
    background: #ECFDF5;
    border-radius: 8px;
    border-left: 4px solid var(--success);
}

.recommendations h4 {
    color: #065F46;
    margin-bottom: 10px;
    margin-top: 15px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.recommendations h4:first-of-type {
    margin-top: 0;
}

.recommendations ul {
    padding-left: 20px;
    margin-top: 10px;
}

.recommendations li {
    margin-bottom: 6px;
    color: #4B5563;
}

/* Additional Features Grid */
.additional-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.additional-feature {
    background: white;
    border-radius: 10px;
    padding: 25px;
    box-shadow: var(--card-shadow);
    border-top: 4px solid var(--primary);
    transition: all 0.3s ease;
}

.additional-feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.additional-feature h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.additional-feature p {
    color: var(--text);
    line-height: 1.6;
    margin-bottom: 15px;
}

.feature-benefits {
    list-style-type: none;
    margin-top: 15px;
}

.feature-benefits li {
    padding: 8px 0;
    padding-left: 25px;
    position: relative;
    color: var(--text);
}

.feature-benefits li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
}

/* Early Access Message (replaces plans) */
.early-access-section {
    padding: 2.5rem 0;
    background: var(--light);
}

.early-access-card {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    padding: 40px 30px;
    box-shadow: var(--card-shadow);
    text-align: center;
    border: 2px solid var(--primary-light);
}

.early-access-card i {
    font-size: 3.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.early-access-card h3 {
    font-size: 1.8rem;
    color: var(--dark);
    margin-bottom: 15px;
}

.early-access-card p {
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto 25px;
    font-size: 1.1rem;
    line-height: 1.6;
}

/* Chat Interface */
.chat-section {
    padding: 2.5rem 0;
    background-color: var(--light);
}

.chat-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 10px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    border: 1px solid var(--gray);
}

.chat-header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 16px 18px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.chat-header i {
    font-size: 1.2rem;
}

.chat-messages {
    height: 300px;
    overflow-y: auto;
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.message {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 10px;
    line-height: 1.4;
    font-size: 0.9rem;
}

.user-message {
    align-self: flex-end;
    background: var(--primary);
    color: white;
}

.ai-message {
    align-self: flex-start;
    background: var(--gray);
    color: var(--text);
}

.chat-input {
    display: flex;
    padding: 16px;
    border-top: 1px solid var(--gray);
    background: white;
}

.chat-input input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--gray);
    border-radius: 6px;
    font-size: 0.9rem;
    outline: none;
}

.chat-input input:focus {
    border-color: var(--primary);
}

.chat-input button {
    background: var(--primary);
    color: white;
    border: none;
    width: 42px;
    height: 42px;
    border-radius: 6px;
    margin-left: 8px;
    cursor: pointer;
    transition: background 0.2s ease;
}

.chat-input button:hover {
    background: var(--primary-dark);
}

/* Food Scanner Section */
.scanner-section {
    padding: 2.5rem 0;
    background-color: white;
}

.scanner-container {
    display: flex;
    align-items: center;
    gap: 30px;
}

.scanner-image {
    flex: 1;
    text-align: center;
}

.scanner-image img {
    max-width: 100%;
    border-radius: 10px;
    box-shadow: var(--card-shadow);
}

.scanner-content {
    flex: 1;
}

.scanner-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary);
    font-weight: 600;
}

.scanner-content p {
    margin-bottom: 1rem;
    color: var(--text-light);
    font-size: 0.95rem;
}

.scanner-content ul {
    margin-left: 18px;
    margin-bottom: 1.2rem;
    color: var(--text-light);
    font-size: 0.95rem;
}

.scanner-content li {
    margin-bottom: 6px;
}

/* Health Assessment Section */
.health-assessment {
    padding: 2.5rem 0;
    background-color: white;
}

.assessment-container {
    max-width: 800px;
    margin: 0 auto;
}

.assessment-title {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    text-align: center;
    font-weight: 600;
}

.health-conditions {
    margin-bottom: 2rem;
}

.health-conditions h3 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--dark);
    font-weight: 600;
}

.conditions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
    margin-bottom: 1.2rem;
}

.condition-item {
    background: white;
    border: 1.5px solid var(--gray);
    border-radius: 6px;
    padding: 12px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.condition-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--card-shadow);
    border-color: var(--primary);
}

.condition-item.selected {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.condition-icon {
    font-size: 1.1rem;
    color: var(--primary);
}

.condition-item.selected .condition-icon {
    color: white;
}

.symptoms-section {
    margin-bottom: 2rem;
}

.symptoms-section h3 {
    font-size: 1.1rem;
    margin-bottom: 0.8rem;
    color: var(--dark);
    font-weight: 600;
}

.symptoms-input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--gray);
    border-radius: 6px;
    font-size: 0.9rem;
    min-height: 100px;
    resize: vertical;
    outline: none;
}

.symptoms-input:focus {
    border-color: var(--primary);
}

.file-upload {
    margin-top: 1.5rem;
    border: 2px dashed var(--gray);
    border-radius: 6px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.file-upload:hover {
    border-color: var(--primary);
    background: rgba(167, 139, 250, 0.03);
}

.file-upload-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 0.8rem;
}

.file-upload h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.file-upload p {
    color: var(--text-light);
    margin-bottom: 0.8rem;
    font-size: 0.9rem;
}

.file-types {
    font-size: 0.8rem;
    color: var(--text-light);
}

.assessment-submit {
    text-align: center;
    margin-top: 1.5rem;
}

/* Calorie Calculator Section */
.calorie-calculator {
    padding: 2.5rem 0;
    background-color: var(--light);
}

.calculator-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 10px;
    box-shadow: var(--card-shadow);
    padding: 25px;
    border: 1px solid var(--gray);
}

.calculator-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--dark);
    font-size: 0.9rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--gray);
    border-radius: 6px;
    font-size: 0.9rem;
    outline: none;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--primary);
}

.calculator-results {
    background: rgba(167, 139, 250, 0.05);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 25px;
    display: none;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.result-item {
    text-align: center;
    padding: 15px;
    background: white;
    border-radius: 8px;
    box-shadow: var(--card-shadow);
}

.result-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 5px;
}

.result-label {
    font-size: 0.8rem;
    color: var(--text-light);
}

.diet-plan {
    background: white;
    border-radius: 8px;
    padding: 20px;
    box-shadow: var(--card-shadow);
    display: none;
}

.diet-plan h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--dark);
    font-weight: 600;
}

.meal-schedule {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.meal-card {
    background: var(--light);
    border-radius: 8px;
    padding: 15px;
}

.meal-card h4 {
    font-size: 1rem;
    margin-bottom: 10px;
    color: var(--dark);
    font-weight: 600;
}

.meal-card ul {
    list-style-type: none;
}

.meal-card li {
    margin-bottom: 5px;
    font-size: 0.85rem;
    color: var(--text);
}

/* Food Diary Section */
.food-diary {
    padding: 2.5rem 0;
    background-color: white;
}

.diary-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 10px;
    box-shadow: var(--card-shadow);
    padding: 25px;
    border: 1px solid var(--gray);
}

.diary-input {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.diary-input input {
    flex: 1;
    padding: 10px 12px;
    border: 1px solid var(--gray);
    border-radius: 6px;
    font-size: 0.9rem;
    outline: none;
}

.diary-input input:focus {
    border-color: var(--primary);
}

.food-list {
    margin-bottom: 20px;
    max-height: 300px;
    overflow-y: auto;
}

.food-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    border-bottom: 1px solid var(--gray);
}

.food-item:last-child {
    border-bottom: none;
}

.food-info {
    display: flex;
    flex-direction: column;
}

.food-name {
    font-weight: 500;
    color: var(--dark);
}

.food-calories {
    font-size: 0.8rem;
    color: var(--text-light);
}

.food-actions {
    display: flex;
    gap: 8px;
}

.food-actions button {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-light);
    font-size: 0.9rem;
}

.food-actions button:hover {
    color: var(--primary);
}

.diary-summary {
    background: rgba(167, 139, 250, 0.05);
    border-radius: 8px;
    padding: 15px;
    display: flex;
    justify-content: space-between;
}

.summary-item {
    text-align: center;
}

.summary-value {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary);
}

.summary-label {
    font-size: 0.8rem;
    color: var(--text-light);
}

/* Footer */
footer {
    background: var(--dark);
    color: white;
    padding: 2.5rem 0 1.2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
    margin-bottom: 1.5rem;
}

.footer-column h4 {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--accent);
    font-weight: 600;
}

.footer-column p {
    color: #CBD5E0;
    line-height: 1.5;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 6px;
}

.footer-column ul li a {
    color: #CBD5E0;
    text-decoration: none;
    transition: color 0.2s ease;
    font-size: 0.85rem;
}

.footer-column ul li a:hover {
    color: white;
}

.social-icons {
    display: flex;
    gap: 12px;
    margin-top: 16px;
}

.social-icons a {
    color: #CBD5E0;
    font-size: 1rem;
    transition: color 0.2s ease;
}

.social-icons a:hover {
    color: white;
}

.copyright {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #A0AEC0;
    font-size: 0.8rem;
}

/* Disclaimer */
.disclaimer {
    background-color: rgba(252, 211, 77, 0.1);
    border-left: 4px solid var(--accent);
    padding: 12px;
    margin: 20px 0;
    border-radius: 4px;
    font-size: 0.85rem;
    color: #92400E;
}

/* Loading Spinner */
.loading {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, .3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 12px;
    }

    .navbar {
        flex-direction: column;
        gap: 12px;
    }

    .nav-links {
        gap: 12px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .search-title {
        font-size: 1.8rem;
    }

    .search-suggestions {
        margin-bottom: 1.2rem;
    }

    .quick-icons {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .scanner-container {
        flex-direction: column;
        gap: 20px;
    }

    .feature-card {
        padding: 18px 16px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .conditions-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .quick-access-container {
        flex-direction: column;
        gap: 12px;
    }

    .quick-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
    }

    .chat-messages {
        height: 250px;
        padding: 14px;
    }

    .message {
        max-width: 90%;
        font-size: 0.85rem;
    }

    .section-title h2 {
        font-size: 1.6rem;
    }

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

    .results-grid {
        grid-template-columns: 1fr;
    }

    .meal-schedule {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .quick-icons {
        grid-template-columns: 1fr;
    }

    .conditions-grid {
        grid-template-columns: 1fr;
    }

    .search-title {
        font-size: 1.6rem;
    }

    .section-title h2 {
        font-size: 1.4rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .additional-features-grid {
        grid-template-columns: 1fr;
    }
}

/* Auth specific styles */
.auth-container {
    min-height: calc(100vh - 200px);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem 1rem;
}

.auth-card {
    background: white;
    width: 100%;
    max-width: 450px;
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    padding: 2.5rem;
    border: 1px solid var(--gray);
}

.auth-card h2 {
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
    text-align: center;
    font-weight: 700;
}

.auth-form-group {
    margin-bottom: 1.2rem;
}

.auth-form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--dark);
    font-size: 0.9rem;
    font-weight: 500;
}

.auth-form-group input {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--gray);
    border-radius: 6px;
    background: var(--light);
    outline: none;
    transition: all 0.2s;
}

.auth-form-group input:focus {
    border-color: var(--primary);
    background: white;
    box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.2);
}

.auth-btn {
    width: 100%;
    padding: 12px;
    margin-top: 1rem;
    font-size: 1rem;
}

.auth-links {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    font-size: 0.85rem;
}

.auth-links a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s;
}

.auth-links a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.auth-error {
    color: var(--danger);
    font-size: 0.8rem;
    margin-top: 0.3rem;
}

/* ========================================
   Blog Styles
   ======================================== */

/* Blog Hero */
.blog-hero {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 3.5rem 0 3rem;
    text-align: center;
}

.blog-hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.blog-hero p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
    opacity: 0.95;
}

/* Blog Listing */
.blog-listing {
    padding: 3rem 0;
    background: var(--light);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 28px;
}

.blog-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--gray);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--hover-shadow);
}

.blog-card-image-link {
    display: block;
    overflow: hidden;
    height: 210px;
}

.blog-card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.blog-card:hover .blog-card-image {
    transform: scale(1.05);
}

.blog-card-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    opacity: 0.6;
}

.blog-card-body {
    padding: 20px 22px 24px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.blog-card-meta {
    display: flex;
    gap: 16px;
    font-size: 0.78rem;
    color: var(--text-light);
    margin-bottom: 10px;
}

.blog-card-meta i {
    margin-right: 4px;
    color: var(--primary);
}

.blog-card-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    line-height: 1.4;
}

.blog-card-title a {
    color: var(--dark);
    text-decoration: none;
    transition: color 0.2s;
}

.blog-card-title a:hover {
    color: var(--primary);
}

.blog-card-excerpt {
    color: var(--text-light);
    font-size: 0.9rem;
    line-height: 1.6;
    flex: 1;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-read-more {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.2s;
}

.blog-read-more:hover {
    color: var(--primary-dark);
    gap: 10px;
}

/* Blog Pagination */
.blog-pagination {
    margin-top: 2.5rem;
    display: flex;
    justify-content: center;
}

.blog-pagination nav {
    display: flex;
    gap: 6px;
    align-items: center;
}

.blog-pagination nav>div {
    display: flex;
    gap: 4px;
    align-items: center;
}

.blog-pagination nav span,
.blog-pagination nav a {
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all 0.2s;
    text-decoration: none;
}

.blog-pagination nav span[aria-current="page"] span {
    background: var(--primary);
    color: white;
    padding: 8px 14px;
    border-radius: 6px;
}

.blog-pagination nav a {
    background: white;
    color: var(--text);
    border: 1px solid var(--gray);
}

.blog-pagination nav a:hover {
    background: var(--primary-light);
    color: white;
    border-color: var(--primary-light);
}

/* Blog Empty State */
.blog-empty {
    text-align: center;
    padding: 4rem 1rem;
    color: var(--text-light);
}

.blog-empty i {
    font-size: 3.5rem;
    color: var(--primary-light);
    margin-bottom: 1rem;
}

.blog-empty h3 {
    font-size: 1.4rem;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

/* ========================================
   Blog Detail Page
   ======================================== */

.blog-detail-hero {
    position: relative;
    min-height: 340px;
    display: flex;
    align-items: flex-end;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    overflow: hidden;
}

.blog-detail-hero-image {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
}

.blog-detail-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.75) 0%, rgba(0, 0, 0, 0.2) 60%, transparent 100%);
}

.blog-detail-hero-content {
    position: relative;
    z-index: 2;
    color: white;
    padding-bottom: 2.5rem;
    padding-top: 5rem;
}

.blog-back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
    text-decoration: none;
    margin-bottom: 1rem;
    transition: color 0.2s;
}

.blog-back-link:hover {
    color: white;
}

.blog-detail-hero-content h1 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    line-height: 1.3;
    max-width: 800px;
    text-shadow: 1px 1px 4px rgba(0, 0, 0, 0.3);
}

.blog-detail-meta {
    display: flex;
    gap: 20px;
    font-size: 0.9rem;
    opacity: 0.9;
}

.blog-detail-meta i {
    margin-right: 6px;
}

/* Blog Article Body */
.blog-detail-content {
    padding: 3rem 0;
    background: white;
}

.blog-article {
    max-width: 780px;
    margin: 0 auto;
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text);
}

.blog-article h2 {
    font-size: 1.6rem;
    color: var(--primary-dark);
    margin: 2rem 0 1rem;
    font-weight: 700;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--gray);
}

.blog-article h3 {
    font-size: 1.25rem;
    color: var(--dark);
    margin: 1.5rem 0 0.8rem;
    font-weight: 600;
}

.blog-article p {
    margin-bottom: 1.2rem;
}

.blog-article strong {
    color: var(--dark);
}

.blog-article ul,
.blog-article ol {
    margin: 1rem 0 1.2rem 1.5rem;
}

.blog-article li {
    margin-bottom: 0.5rem;
}

.blog-article blockquote {
    border-left: 4px solid var(--primary);
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    background: var(--light);
    border-radius: 0 8px 8px 0;
    font-style: italic;
    color: var(--text);
}

.blog-article img {
    max-width: 100%;
    border-radius: 10px;
    margin: 1.5rem 0;
    box-shadow: var(--card-shadow);
}

/* Blog Share */
.blog-share {
    max-width: 780px;
    margin: 2.5rem auto 0;
    padding-top: 2rem;
    border-top: 1px solid var(--gray);
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.blog-share span {
    color: var(--text);
    font-weight: 600;
    font-size: 0.95rem;
}

.blog-share-links {
    display: flex;
    gap: 10px;
}

.blog-share-links a {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--light);
    border: 1px solid var(--gray);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    font-size: 1rem;
    transition: all 0.2s;
    text-decoration: none;
}

.blog-share-links a:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: translateY(-2px);
}

/* Related Posts */
.blog-related {
    padding: 3rem 0;
    background: var(--light);
}

.blog-related-title {
    font-size: 1.6rem;
    color: var(--primary-dark);
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
}

/* Blog Responsive */
@media (max-width: 768px) {
    .blog-hero h1 {
        font-size: 1.8rem;
    }

    .blog-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .blog-detail-hero {
        min-height: 260px;
    }

    .blog-detail-hero-content h1 {
        font-size: 1.6rem;
    }

    .blog-detail-meta {
        flex-direction: column;
        gap: 6px;
    }

    .blog-article {
        font-size: 1rem;
    }

    .blog-share {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .blog-hero h1 {
        font-size: 1.5rem;
    }

    .blog-card-image-link {
        height: 180px;
    }

    .blog-detail-hero-content h1 {
        font-size: 1.35rem;
    }
}

/* ========================================
   Static Pages (About, FAQs, Privacy, Terms)
   ======================================== */

.static-page {
    min-height: calc(100vh - 200px);
    background: var(--light);
    padding: 2rem 0 3rem;
}

/* Page Hero */
.static-page .page-hero {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 3rem 2rem;
    margin: 0 -15px 2rem;
    border-radius: 0 0 16px 16px;
    text-align: center;
    box-shadow: 0 8px 24px rgba(167, 139, 250, 0.25);
}

.static-page .page-hero h1 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    line-height: 1.25;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.15);
}

.static-page .page-hero p {
    font-size: 1.1rem;
    max-width: 640px;
    margin: 0 auto;
    opacity: 0.95;
    line-height: 1.5;
}

/* Breadcrumb / Back Link */
.static-page .page-breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
    flex-wrap: wrap;
}

.static-page .page-breadcrumb a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.static-page .page-breadcrumb a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.static-page .page-breadcrumb span {
    color: var(--text-light);
}

/* Page Body - Card Layout */
.static-page .page-body {
    max-width: 820px;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    padding: 2.5rem 2rem;
    box-shadow: var(--card-shadow);
    border: 1px solid var(--gray);
}

/* Page Sections */
.static-page .page-section {
    margin-bottom: 2.25rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--gray);
}

.static-page .page-section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.static-page .page-section h2 {
    font-size: 1.35rem;
    color: var(--primary-dark);
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-light);
}

.static-page .page-section p {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text);
    margin-bottom: 1rem;
}

.static-page .page-section p:last-child {
    margin-bottom: 0;
}

.static-page .page-section ul {
    margin: 1rem 0 1.25rem 1.5rem;
    padding-left: 0.5rem;
}

.static-page .page-section li {
    margin-bottom: 0.6rem;
    line-height: 1.6;
    color: var(--text);
}

.static-page .page-section li strong {
    color: var(--dark);
}

/* FAQ Items */
.static-page .faq-item {
    background: var(--light);
    border-radius: 10px;
    padding: 1.25rem 1.5rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--primary);
    transition: box-shadow 0.2s ease;
}

.static-page .faq-item:hover {
    box-shadow: var(--card-shadow);
}

.static-page .faq-item:last-child {
    margin-bottom: 0;
}

.static-page .faq-item h3 {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 0.6rem;
    line-height: 1.4;
}

.static-page .faq-item p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

/* Static Page Responsive */
@media (max-width: 768px) {
    .static-page {
        padding: 1.5rem 0 2.5rem;
    }

    .static-page .page-hero {
        padding: 2.5rem 1.25rem;
        margin: 0 -12px 1.5rem;
        border-radius: 0 0 12px 12px;
    }

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

    .static-page .page-hero p {
        font-size: 1rem;
    }

    .static-page .page-body {
        padding: 1.75rem 1.25rem;
        margin: 0 -12px;
        border-radius: 12px 12px 0 0;
    }

    .static-page .page-section h2 {
        font-size: 1.2rem;
    }

    .static-page .page-section p,
    .static-page .page-section li {
        font-size: 0.95rem;
    }

    .static-page .faq-item {
        padding: 1rem 1.25rem;
    }

    .static-page .faq-item h3 {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .static-page {
        padding: 1.25rem 0 2rem;
    }

    .static-page .page-hero h1 {
        font-size: 1.5rem;
    }

    .static-page .page-body {
        padding: 1.5rem 1rem;
    }

    .static-page .page-section {
        margin-bottom: 1.75rem;
        padding-bottom: 1.5rem;
    }

    .static-page .page-breadcrumb {
        font-size: 0.85rem;
    }
}