/**
 * Simulador PJ x CLT - Stylesheet
 * Desenvolvido por B20 Conteúdo Digital
 * https://www.b20.com.br
 */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* ========================================
   CSS VARIABLES - Modern Blue Palette
   ======================================== */
:root, [data-theme="light"] {
    /* Palette Colors */
    --primary-color: #2563EB;
    --secondary-color: #0F172A;
    --accent-color: #3B82F6;
    --surface-color: #FFFFFF;
    --text-color: #1E293B;
    
    /* Automatic Variations */
    --primary-hover: #1D4ED8;
    --primary-light: #EFF6FF;
    --bg-color: #F8FAFC;
    --text-muted: #64748B;
    --border-color: #E2E8F0;
    
    /* Layout */
    --border-radius: 16px;
    --spacing-unit: 8px;
    --transition: all 0.3s ease;
    
    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.1), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -1px rgba(0,0,0,0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -2px rgba(0,0,0,0.05);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

/* Dark Mode */
[data-theme="dark"] {
    --bg-color: #0F172A;
    --surface-color: #1E293B;
    --text-color: #F8FAFC;
    --text-muted: #94A3B8;
    --border-color: rgba(255, 255, 255, 0.1);
    --primary-light: rgba(37, 99, 235, 0.15);
}

/* ========================================
   RESET & BASE
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px; /* Padronização Premium SaaS - 16px root */
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
    position: relative;
    overscroll-behavior-x: none;
}

body {
    font-family: var(--font-family);
    background: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    padding-top: 60px;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
    position: relative;
    overscroll-behavior-x: none;
}

@media (max-width: 767px) {
    body {
        padding-bottom: 70px;
    }
    
    .container {
        padding: 8px;
    }
    
    .quick-form,
    .simulator-form,
    .results-section {
        padding: 20px 16px;
        border-radius: 12px;
    }

    .advantage-card,
    .scenario-card,
    .explanation-card,
    .educational-card,
    .comparison-column,
    .result-card {
        padding: 16px;
        border-radius: 12px;
    }

    .hero-section {
        padding: 24px 0 32px 0;
    }
    
    .hero-title {
        font-size: 1.45rem;
        margin-bottom: 8px;
    }
    
    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 20px;
        line-height: 1.4;
    }
    
    .hero-features {
        gap: 8px;
    }
    
    .feature-badge {
        font-size: 0.85rem;
        padding: 6px 12px;
    }
    
    .form-section-title {
        font-size: 1.25rem;
    }

    /* Resolvendo grids e tabelas espremidas no celular */
    .summary-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .result-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
        padding: 12px 0;
    }

    .result-row strong {
        font-size: 1.15rem;
        color: var(--primary-color);
        align-self: flex-start;
    }
    
    .result-row.total {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

/* ========================================
   HEADER FIXO
   ======================================== */
.app-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--surface-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
}

.header-logo h1 {
    font-size: 1.2rem;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
}

.header-logo i {
    color: var(--primary-color);
}

.desktop-nav {
    display: none;
}

@media (min-width: 1024px) {
    .desktop-nav {
        display: flex;
        gap: 8px;
    }
    
    .desktop-nav .nav-link {
        padding: 8px 16px;
        border-radius: var(--border-radius);
        color: var(--text-color);
        text-decoration: none;
        transition: var(--transition);
        font-weight: 500;
    }
    
    .desktop-nav .nav-link:hover,
    .desktop-nav .nav-link.active {
        background: var(--primary-color);
        color: white;
    }
}

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

.btn-icon {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--text-color);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.btn-icon:hover {
    background: var(--border-color);
}

/* ========================================
   BOTTOM NAVIGATION (Mobile)
   ======================================== */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 65px;
    background: var(--surface-color);
    display: flex;
    justify-content: space-around;
    align-items: center;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding-bottom: env(safe-area-inset-bottom, 0);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 8px 16px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 11px;
    transition: var(--transition);
    min-width: 64px;
    font-weight: 500;
}

.nav-item i {
    font-size: 20px;
    transition: transform 0.2s ease;
}

.nav-item.active {
    color: var(--primary-color);
}

.nav-item.active i {
    transform: scale(1.15);
}

@media (min-width: 1024px) {
    .bottom-nav {
        display: none !important;
    }
}

/* ========================================
   CONTAINER & LAYOUT
   ======================================== */
.container {
    padding: 16px;
    max-width: 100%;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .container {
        padding: 24px;
        max-width: 720px;
    }
}

@media (min-width: 1024px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1280px) {
    .container {
        max-width: 1200px;
    }
}

.main-content {
    min-height: calc(100vh - 140px);
}

/* ========================================
   TYPOGRAPHY
   ======================================== */
.section-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-color);
    margin-bottom: 8px;
    text-align: center;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 32px;
}

/* ========================================
   BUTTONS
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    font-family: inherit;
    margin-top: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.39);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
}

.btn-secondary {
    background: var(--surface-color);
    color: var(--text-color);
}

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

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

.btn:active {
    transform: translateY(0);
}

/* ========================================
   HERO SECTION
   ======================================== */
.hero-section {
    position: relative;
    background: url('../img/hero_banner.png') center/cover no-repeat;
    color: white;
    padding: 64px 0;
    margin-bottom: 32px;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(15, 23, 42, 0.7); /* Deep blue dark overlay */
    backdrop-filter: blur(4px);
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-content {
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 16px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 32px;
    opacity: 0.95;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.hero-features {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.feature-badge {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    padding: 10px 20px;
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    font-weight: 600;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

/* ========================================
   FORMS
   ======================================== */
.quick-form,
.simulator-form {
    background: var(--surface-color);
    padding: 32px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    margin-bottom: 32px;
}

.form-section {
    margin-bottom: 32px;
}

.form-section-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.clt-section .form-section-title {
    color: #2196F3;
}

.pj-section .form-section-title {
    color: #4CAF50;
}

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

@media (min-width: 768px) {
    .form-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.form-group label {
    font-weight: 600;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-group label i {
    color: var(--primary-color);
}

.form-group input {
    padding: 12px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: inherit;
    background: var(--bg-color);
    color: var(--text-color);
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.form-group-large {
    margin-bottom: 24px;
}

.input-large {
    padding: 16px 20px;
    font-size: 1.2rem;
}

.form-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 24px;
}

/* ========================================
   RESULTS SECTION
   ======================================== */
.results-section {
    background: var(--surface-color);
    padding: 32px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    margin-top: 32px;
}

.results-title {
    font-size: 1.8rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 24px;
}

.results-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 32px;
}

@media (min-width: 768px) {
    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.result-card {
    background: var(--bg-color);
    padding: 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.result-card h4 {
    font-size: 1.3rem;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.clt-card h4 {
    color: #2196F3;
}

.pj-card h4 {
    color: #4CAF50;
}

.result-details {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
}

.result-row.highlight {
    background: var(--primary-light);
    padding: 12px;
    border-radius: 8px;
    border: none;
    margin: 8px 0;
}

.result-row.total {
    font-weight: 700;
    font-size: 1.05rem;
    border-bottom: none;
    margin-top: 8px;
}

.comparison-summary {
    background: var(--bg-color);
    padding: 24px;
    border-radius: var(--border-radius);
    margin-bottom: 24px;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 16px;
}

@media (min-width: 768px) {
    .summary-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

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

.summary-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

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

.advantage-indicator {
    margin-top: 16px;
    padding: 16px;
    border-radius: var(--border-radius);
    text-align: center;
    font-weight: 600;
}

.result-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

/* ========================================
   EQUIVALENCE SPECIFIC
   ======================================== */
.equivalence-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 700px;
    margin: 0 auto 48px auto;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0;
}

.equivalence-form .form-group-large {
    margin-bottom: 0;
}

.equivalence-form .input-large {
    border-radius: 20px;
    padding: 16px 24px;
    font-size: 1.25rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.equivalence-form .input-large:focus {
    box-shadow: 0 0 0 4px var(--primary-light);
}

.equivalence-form .btn-large {
    border-radius: 20px;
    margin-top: 0;
    font-size: 1.15rem;
}

@media (min-width: 768px) {
    .equivalence-form {
        flex-direction: row;
        align-items: flex-end;
    }
    
    .equivalence-form .form-group-large {
        flex: 1;
    }
    
    .equivalence-form .btn-large {
        height: 62px; /* para alinhar perfeitamente com o input + label */
        padding: 0 32px;
    }
}

.equiv-summary {
    display: flex;
    justify-content: center;
    margin-bottom: 32px;
}

.highlight-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 32px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-lg);
    width: 100%;
    margin: 0 auto;
}

.highlight-card i {
    font-size: 2.5rem;
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.9);
}

.highlight-card h4 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    font-weight: 500;
}

.highlight-card .equiv-value {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 8px;
    letter-spacing: -1px;
}

.highlight-card .equiv-note {
    font-size: 0.9rem;
    opacity: 0.8;
}

.breakdown-section {
    margin-bottom: 32px;
}

.breakdown-section h4 {
    font-size: 1.3rem;
    margin-bottom: 16px;
    text-align: center;
}

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

@media (min-width: 768px) {
    .breakdown-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .breakdown-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.breakdown-item {
    background: var(--bg-color);
    padding: 16px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 8px;
    transition: var(--transition);
}

.breakdown-item:hover {
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.breakdown-header {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
}

.breakdown-header i {
    color: var(--primary-color);
}

.header-logo h1 {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
    color: var(--text-color);
    display: flex;
    align-items: center;
}

.app-brand-logo {
    height: 28px;
    width: 28px;
    object-fit: cover;
    border-radius: 6px;
    margin-right: 10px;
    box-shadow: var(--shadow-sm);
}

/* ========================================
   PREMIUM RESULT CARD (QUICK SIMULATION)
   ======================================== */
.quick-result {
    margin-top: 32px;
    animation: slideUp 0.4s ease-out forwards;
}

.result-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .result-card {
    background: linear-gradient(145deg, #1e293b, #0f172a);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255,255,255,0.1);
}

.result-card h3 {
    text-align: center;
    color: var(--text-color);
    font-size: 1.3rem;
    margin-bottom: 24px;
    font-weight: 700;
}

.result-values {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px;
    background: var(--background-color);
    border-radius: 12px;
}

.result-item .result-label {
    font-size: 1rem;
    color: var(--text-muted);
}

.result-item .result-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color);
}

.result-item.highlight {
    background: var(--primary-light);
    border: 1px solid rgba(37, 99, 235, 0.2);
}

[data-theme="dark"] .result-item.highlight {
    background: rgba(37, 99, 235, 0.15);
    border-color: rgba(37, 99, 235, 0.3);
}

.result-item.highlight .result-label {
    color: var(--primary-color);
    font-weight: 600;
}

.result-item.highlight .result-value {
    color: var(--primary-color);
    font-size: 1.6rem;
}

.result-note {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin: 0;
}

.result-note i {
    margin-right: 6px;
    color: var(--primary-color);
}

@media (max-width: 767px) {
    .result-card {
        padding: 24px 16px;
    }
    .result-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    .result-item .result-value {
        font-size: 1.4rem;
    }
    .result-item.highlight .result-value {
        font-size: 1.8rem;
    }
}

.share-btn {
    margin-top: 16px;
    border-radius: 8px;
    padding: 10px 16px;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-color);
    border-color: var(--border-color);
    transition: all 0.3s ease;
    background: transparent;
    cursor: pointer;
}
.share-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.05);
}

.breakdown-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-color);
}

.explanation-box {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    padding: 24px;
    border-radius: var(--border-radius);
    margin-bottom: 32px;
}

.explanation-box h4 {
    margin-bottom: 16px;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.explanation-list {
    margin-left: 20px;
    margin-bottom: 16px;
    color: var(--text-color);
}

/* ========================================
   LEGAL PAGES (Terms & Privacy)
   ======================================== */
.legal-container {
    background: var(--surface-color);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    margin-bottom: 40px;
}

@media (max-width: 767px) {
    .legal-container {
        padding: 24px;
    }
}

.legal-section {
    margin-bottom: 32px;
}

.legal-section h2 {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.legal-section h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    margin-top: 24px;
    color: var(--text-color);
}

.legal-section p {
    margin-bottom: 16px;
    color: var(--text-muted);
    line-height: 1.7;
}

.legal-section ul {
    margin-left: 24px;
    margin-bottom: 16px;
    color: var(--text-muted);
}

.legal-section li {
    margin-bottom: 8px;
}

.legal-alert {
    background: var(--primary-light);
    border-left: 4px solid var(--primary-color);
    padding: 16px;
    margin-bottom: 24px;
    border-radius: 0 8px 8px 0;
}

.legal-alert p {
    margin-bottom: 0;
    color: var(--text-color);
    font-weight: 500;
}

.explanation-list li {
    margin-bottom: 8px;
    line-height: 1.5;
}

.explanation-list strong {
    color: var(--text-color);
}

.explanation-note {
    background: var(--primary-light);
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-color);
}

.explanation-note a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}

/* ========================================
   CARDS & GRIDS
   ======================================== */
.advantages-grid,
.scenarios-grid,
.explanation-grid,
.educational-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    margin-top: 32px;
}

@media (min-width: 768px) {
    .advantages-grid,
    .scenarios-grid,
    .explanation-grid,
    .educational-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .advantages-grid,
    .educational-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.advantage-card,
.scenario-card,
.explanation-card,
.educational-card {
    background: var(--surface-color);
    padding: 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.advantage-card:hover,
.scenario-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.advantage-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.advantage-card h3,
.scenario-card h3,
.explanation-card h4,
.educational-card h4 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.advantage-card p,
.scenario-card p,
.explanation-card p,
.educational-card p {
    color: var(--text-muted);
    line-height: 1.6;
}

/* ========================================
   COMPARISON TABLE
   ======================================== */
.comparison-table {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
    margin-top: 32px;
}

@media (min-width: 768px) {
    .comparison-table {
        grid-template-columns: repeat(2, 1fr);
    }
}

.comparison-column {
    background: var(--surface-color);
    padding: 24px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

.comparison-title {
    font-size: 1.3rem;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.clt-color {
    color: #2196F3;
}

.pj-color {
    color: #4CAF50;
}

.comparison-list {
    list-style: none;
}

.comparison-list li {
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.comparison-list i.fa-check {
    color: #4CAF50;
}

.comparison-list i.fa-times {
    color: #F44336;
}

/* ========================================
   FAQ
   ======================================== */
.faq-section,
.faq-preview-section,
.faq-full-section {
    margin: 48px 0;
}

.faq-search {
    position: relative;
    margin-bottom: 24px;
}

.faq-search i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.faq-search input {
    width: 100%;
    padding: 12px 16px 12px 48px;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    background: var(--surface-color);
    color: var(--text-color);
}

.faq-categories {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 24px;
    justify-content: center;
}

.category-btn {
    padding: 8px 16px;
    border: 2px solid var(--border-color);
    background: var(--surface-color);
    color: var(--text-color);
    border-radius: 24px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 500;
}

.category-btn:hover,
.category-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.faq-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: var(--surface-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.faq-question {
    width: 100%;
    padding: 16px 20px;
    background: transparent;
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-color);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    background: var(--border-color);
}

.faq-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-answer:not([hidden]) {
    padding: 16px 20px;
    max-height: 1000px;
}

.faq-answer p {
    margin-bottom: 12px;
    line-height: 1.6;
}

.faq-answer ul,
.faq-answer ol {
    margin-left: 20px;
    margin-bottom: 12px;
}

.faq-answer li {
    margin-bottom: 8px;
}

.no-results {
    text-align: center;
    padding: 48px 24px;
}

.no-results i {
    font-size: 3rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

/* ========================================
   SCENARIOS
   ======================================== */
.scenario-card {
    cursor: pointer;
}

.scenario-card h3 {
    color: var(--primary-color);
}

.scenario-values {
    display: flex;
    justify-content: space-between;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
}

.scenario-value {
    text-align: center;
}

.scenario-value span {
    display: block;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.scenario-value strong {
    font-size: 1.2rem;
    color: var(--text-color);
}

/* ========================================
   MODAL
   ======================================== */
.scenario-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--bg-color);
    border-radius: var(--border-radius);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-close {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--text-color);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--border-color);
}

.modal-body {
    padding: 24px;
}

/* ========================================
   EQUIVALENCE
   ======================================== */
.equivalence-result {
    margin-top: 32px;
}

.equiv-summary {
    margin-bottom: 32px;
}

.equiv-card {
    background: var(--surface-color);
    padding: 32px;
    border-radius: var(--border-radius);
    text-align: center;
    box-shadow: var(--shadow-md);
}

.equiv-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.equiv-value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin: 16px 0;
}

.equiv-note {
    color: var(--text-muted);
}

.breakdown-section {
    background: var(--surface-color);
    padding: 24px;
    border-radius: var(--border-radius);
    margin-bottom: 24px;
}

.breakdown-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: 16px;
}

@media (min-width: 768px) {
    .breakdown-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.breakdown-item {
    background: var(--bg-color);
    padding: 16px;
    border-radius: 8px;
}

.breakdown-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.breakdown-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-color);
}

.explanation-box {
    background: var(--surface-color);
    padding: 24px;
    border-radius: var(--border-radius);
    margin-bottom: 24px;
}

.explanation-box h4 {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
}

.explanation-list {
    margin-left: 20px;
}

.explanation-list li {
    margin-bottom: 12px;
    line-height: 1.6;
}

.explanation-note {
    margin-top: 16px;
    padding: 12px;
    background: var(--bg-color);
    border-left: 4px solid var(--primary-color);
    border-radius: 4px;
}

.action-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

/* ========================================
   LEGAL NOTICE
   ======================================== */
.legal-notice {
    margin: 48px 0;
}

.notice-box {
    background: #FFF3CD;
    border-left: 4px solid #FFC107;
    padding: 16px 20px;
    border-radius: var(--border-radius);
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.notice-box i {
    color: #FFC107;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.notice-box p {
    margin: 0;
    color: #856404;
}

/* ========================================
   CTA SECTIONS
   ======================================== */
.cta-section,
.cta-box,
.faq-cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 48px 24px;
    border-radius: var(--border-radius);
    text-align: center;
    margin: 48px 0;
}

.cta-content h2,
.cta-box h3,
.faq-cta h3 {
    font-size: 2rem;
    margin-bottom: 16px;
}

.cta-content p,
.cta-box p,
.faq-cta p {
    font-size: 1.1rem;
    margin-bottom: 24px;
    opacity: 0.9;
}

/* ========================================
   FOOTER
   ======================================== */
.app-footer {
    background: var(--secondary-color);
    color: white;
    padding: 32px 0;
    margin-top: 48px;
}

.footer-content {
    text-align: center;
}

.footer-content p {
    margin-bottom: 8px;
}

.b20-link {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.b20-link:hover {
    text-decoration: underline;
    transform: scale(1.05);
}

/* ========================================
   TOAST NOTIFICATION
   ======================================== */
.toast {
    position: fixed;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--text-color);
    color: var(--bg-color);
    padding: 12px 24px;
    border-radius: var(--border-radius);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 2000;
    box-shadow: var(--shadow-lg);
    max-width: 90%;
    text-align: center;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* ========================================
   UTILITIES
   ======================================== */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: calc(var(--spacing-unit) * 1); }
.mt-2 { margin-top: calc(var(--spacing-unit) * 2); }
.mt-3 { margin-top: calc(var(--spacing-unit) * 3); }
.mt-4 { margin-top: calc(var(--spacing-unit) * 4); }

.mb-1 { margin-bottom: calc(var(--spacing-unit) * 1); }
.mb-2 { margin-bottom: calc(var(--spacing-unit) * 2); }
.mb-3 { margin-bottom: calc(var(--spacing-unit) * 3); }
.mb-4 { margin-bottom: calc(var(--spacing-unit) * 4); }

/* ========================================
   ANIMATIONS
   ======================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease;
}

/* ========================================
   ACCESSIBILITY
   ======================================== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ========================================
   PRINT STYLES
   ======================================== */
@media print {
    .app-header,
    .bottom-nav,
    .app-footer,
    .app-footer-robust,
    .btn,
    .toast {
        display: none !important;
    }
    
    body {
        padding: 0;
    }
}

/* ========================================
   ROBUST FOOTER
   ======================================== */
.app-footer-robust {
    background: var(--surface-color);
    padding: 64px 0 24px;
    border-top: 1px solid var(--border-color);
    margin-top: 64px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 48px;
}

@media (min-width: 768px) {
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
    .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

.footer-col h3 {
    font-size: 1.1rem;
    color: var(--primary-color);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-col h4 {
    font-size: 1rem;
    margin-bottom: 16px;
    color: var(--text-color);
}

.footer-col p {
    color: var(--text-muted);
    font-size: 0.875rem;
    line-height: 1.6;
}

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

.footer-col ul li { margin-bottom: 12px; }

.footer-col ul a {
    color: var(--text-muted);
    font-size: 0.875rem;
    text-decoration: none;
    transition: var(--transition);
}

.footer-col ul a:hover { color: var(--primary-color); }

.legal-text { 
    font-size: 0.85rem !important; 
    opacity: 0.8; 
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
}

.footer-bottom a { 
    color: var(--primary-color); 
    text-decoration: none; 
    font-weight: 500;
}

/* ========================================
   SCENARIO ACCORDION (Drop-down)
   ======================================== */
.btn-scenario-toggle {
    background: transparent;
    border: none;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    margin-top: 16px;
    padding: 8px;
    cursor: pointer;
    font-family: inherit;
    border-radius: 8px;
    transition: background 0.2s ease;
}

.btn-scenario-toggle:hover {
    background: var(--primary-light);
}

.scenario-details {
    animation: fadeIn 0.3s ease;
}