/* ==============================================================================
   AvaliaQR - Main CSS Design System (Landing Page & Páginas Institucionais)
   ============================================================================== */

:root {
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
    --accent: #06b6d4;
    --accent-gradient: linear-gradient(135deg, #2563eb 0%, #06b6d4 100%);
    --dark: #0f172a;
    --dark-surface: #1e293b;
    --dark-muted: #334155;
    --light-bg: #f8fafc;
    --card-bg: #ffffff;
    --text-main: #1e293b;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --border: #e2e8f0;
    --border-hover: #cbd5e1;
    --success: #10b981;
    --warning: #f59e0b;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 10px 25px -5px rgba(15, 23, 42, 0.08);
    --shadow-lg: 0 25px 50px -12px rgba(15, 23, 42, 0.12);
    --shadow-glow: 0 0 35px rgba(37, 99, 235, 0.2);
    --container: 1200px;
    --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--light-bg);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--dark);
    font-weight: 700;
    line-height: 1.25;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); letter-spacing: -0.02em; }
h3 { font-size: 1.35rem; }

p {
    color: var(--text-muted);
    font-size: 1.05rem;
}

/* Badges & Highlights */
.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 9999px;
    background: var(--primary-light);
    color: var(--primary);
    font-weight: 600;
    font-size: 0.85rem;
    border: 1px solid rgba(37, 99, 235, 0.15);
    margin-bottom: 20px;
}

.badge-pill svg {
    width: 16px;
    height: 16px;
}

.gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: #ffffff;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

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

.btn-secondary {
    background: #ffffff;
    color: var(--dark);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: #f1f5f9;
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 36px;
    font-size: 1.1rem;
    border-radius: var(--radius-lg);
}

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    transition: var(--transition);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    font-size: 1.45rem;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.02em;
}

.brand-logo svg {
    width: 34px;
    height: 34px;
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary);
}

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

/* Hero Section */
.hero-section {
    padding: 70px 0 90px;
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 60px;
    align-items: center;
}

.hero-content h1 {
    margin-bottom: 20px;
}

.hero-content p {
    margin-bottom: 32px;
    font-size: 1.15rem;
    max-width: 580px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 36px;
}

.trust-bullets {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--dark);
}

.trust-item svg {
    color: var(--success);
    width: 18px;
    height: 18px;
}

/* Visual Plaque Mockup */
.mockup-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
}

.acrylic-plaque {
    width: 100%;
    max-width: 360px;
    background: linear-gradient(145deg, #ffffff 0%, #f1f5f9 100%);
    border-radius: 28px;
    padding: 36px 28px;
    box-shadow: 0 30px 60px -15px rgba(15, 23, 42, 0.18), inset 0 0 0 1px rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(226, 232, 240, 0.9);
    text-align: center;
    position: relative;
    transform: rotate(-1deg);
    transition: var(--transition);
}

.acrylic-plaque:hover {
    transform: rotate(0deg) scale(1.02);
}

.plaque-glass-stand {
    width: 120px;
    height: 12px;
    background: #cbd5e1;
    border-radius: 6px;
    margin: 18px auto 0;
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

.plaque-header {
    margin-bottom: 20px;
}

.stars-row {
    color: #f59e0b;
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-bottom: 8px;
}

.stars-row svg {
    width: 22px;
    height: 22px;
    fill: currentColor;
}

.plaque-header h4 {
    font-size: 1.15rem;
    color: var(--dark);
    font-weight: 700;
}

.plaque-header span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.plaque-qr-frame {
    background: #ffffff;
    padding: 16px;
    border-radius: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    display: inline-block;
    border: 1px solid #e2e8f0;
    margin-bottom: 18px;
}

.plaque-qr-frame svg {
    display: block;
    width: 170px;
    height: 170px;
}

.plaque-callout {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--dark);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Sections */
.section {
    padding: 80px 0;
}

.section-dark {
    background: var(--dark);
    color: #ffffff;
}

.section-dark h2, .section-dark h3 {
    color: #ffffff;
}

.section-dark p {
    color: var(--text-light);
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 56px;
}

.section-header h2 {
    margin-bottom: 14px;
}

/* Steps Grid */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.step-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    border: 1px solid var(--border);
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: rgba(37, 99, 235, 0.3);
}

.step-number {
    font-size: 2.2rem;
    font-weight: 800;
    color: rgba(37, 99, 235, 0.15);
    margin-bottom: 12px;
}

.step-card h3 {
    margin-bottom: 12px;
}

/* Difference Block */
.diff-card {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    border-radius: var(--radius-xl);
    padding: 56px 48px;
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: var(--shadow-lg);
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
}

.diff-card h2 {
    color: #ffffff;
    margin-bottom: 16px;
}

.diff-card p {
    color: #cbd5e1;
    margin-bottom: 24px;
}

.diff-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.diff-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #e2e8f0;
    font-size: 0.98rem;
}

.diff-features svg {
    color: var(--accent);
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* Benefits Grid */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.benefit-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 32px 26px;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.benefit-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
}

.benefit-icon {
    width: 52px;
    height: 52px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.benefit-icon svg {
    width: 26px;
    height: 26px;
}

.benefit-card h3 {
    margin-bottom: 10px;
}

/* Who is it for (Tags) */
.niches-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    max-width: 900px;
    margin: 0 auto;
}

.niche-tag {
    background: #ffffff;
    color: var(--dark);
    border: 1px solid var(--border);
    padding: 12px 22px;
    border-radius: 9999px;
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.niche-tag:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* Pricing Grid */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    align-items: stretch;
}

.pricing-card {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    padding: 40px 32px;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: var(--transition);
    position: relative;
}

.pricing-card.featured {
    border: 2px solid var(--primary);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    transform: scale(1.04);
}

.badge-featured {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary);
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 4px 16px;
    border-radius: 9999px;
    letter-spacing: 0.5px;
}

.pricing-card h3 {
    margin-bottom: 8px;
    font-size: 1.4rem;
}

.pricing-price {
    margin: 20px 0 24px;
}

.pricing-price .currency {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-muted);
}

.pricing-price .amount {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--dark);
}

.pricing-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.95rem;
    color: var(--text-main);
}

.pricing-features svg {
    color: var(--success);
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

/* FAQ Accordion */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: var(--transition);
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 20px 24px;
    background: none;
    border: none;
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--dark);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question svg {
    width: 20px;
    height: 20px;
    color: var(--text-muted);
    transition: transform 0.2s ease;
}

.faq-answer {
    padding: 0 24px 20px;
    color: var(--text-muted);
    font-size: 0.98rem;
    line-height: 1.6;
    display: none;
}

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

.faq-item.active .faq-question svg {
    transform: rotate(180deg);
}

/* Contact / Lead Box */
.lead-box {
    background: #ffffff;
    border-radius: var(--radius-xl);
    padding: 56px 48px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    max-width: 850px;
    margin: 0 auto;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 32px;
}

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

.form-group.full {
    grid-column: span 2;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark);
}

.form-group input, .form-group textarea {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    font-size: 0.98rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

/* Footer */
.site-footer {
    background: var(--dark);
    color: var(--text-light);
    padding: 70px 0 30px;
    font-size: 0.92rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-brand h4 {
    color: #ffffff;
    margin-bottom: 14px;
}

.footer-brand p {
    color: var(--text-light);
    max-width: 320px;
    font-size: 0.9rem;
}

.footer-links h5 {
    color: #ffffff;
    margin-bottom: 16px;
    font-size: 1rem;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: #ffffff;
}

.footer-disclaimer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    font-size: 0.8rem;
    color: #64748b;
    text-align: center;
    line-height: 1.6;
}

/* Legal Pages Styling */
.legal-content {
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: 50px 40px;
    border: 1px solid var(--border);
    margin: 40px auto;
    max-width: 900px;
    box-shadow: var(--shadow-sm);
}

.legal-content h1 { margin-bottom: 10px; font-size: 2.2rem; }
.legal-content .updated { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 30px; }
.legal-content h2 { margin: 30px 0 14px; font-size: 1.4rem; color: var(--dark); }
.legal-content p { margin-bottom: 16px; line-height: 1.7; font-size: 1rem; }
.legal-content ul { margin: 0 0 20px 24px; color: var(--text-muted); }
.legal-content li { margin-bottom: 8px; }

/* Responsive Media Queries */
@media (max-width: 992px) {
    .hero-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
    .hero-content p { margin: 0 auto 32px; }
    .hero-actions { justify-content: center; }
    .trust-bullets { justify-content: center; }
    .steps-grid, .benefits-grid, .pricing-grid { grid-template-columns: 1fr; }
    .pricing-card.featured { transform: none; }
    .diff-card { grid-template-columns: 1fr; text-align: center; padding: 40px 28px; }
    .diff-features { align-items: center; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: #ffffff;
        padding: 24px;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-md);
        gap: 16px;
    }
    .mobile-toggle { display: block; }
    .form-grid { grid-template-columns: 1fr; }
    .form-group.full { grid-column: span 1; }
    .lead-box { padding: 36px 24px; }
}