/* ========================================
   Cardiovox Landing Page — Brand Book v2
   ======================================== */

:root {
    /* Primary Colors */
    --primary: #1565C0;
    --primary-dark: #0D47A1;
    --primary-light: #E3F2FD;
    --primary-50: #E3F2FD;
    --primary-100: #BBDEFB;
    --primary-500: #1565C0;
    --primary-600: #0D47A1;
    --primary-700: #0D47A1;

    /* Accent / Orange */
    --accent: #F57C00;
    --accent-dark: #EF6C00;
    --accent-light: #FFF3E0;
    --golden: #FFB74D;
    --golden-light: #FFF3E0;

    /* Neutral */
    --navy: #0D1B2A;
    --text: #0D1B2A;
    --text-secondary: #4B5563;
    --text-light: #9CA3AF;
    --bg: #FFFFFF;
    --bg-alt: #F8F9FB;
    --bg-dark: #0D1B2A;
    --border: #E8EDF3;
    --success: #00b894;

    /* Radius */
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.06), 0 2px 4px -2px rgba(0,0,0,0.04);
    --shadow-lg: 0 20px 40px -12px rgba(21,101,192,0.12);
    --shadow-xl: 0 25px 50px -12px rgba(13,27,42,0.12);

    /* Transitions */
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    height: auto;
}

/* ===== Container ===== */
.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.9375rem;
    border: 2px solid transparent;
    border-radius: var(--radius);
    padding: 10px 24px;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
    letter-spacing: -0.01em;
}

.btn-sm { padding: 8px 20px; font-size: 0.875rem; }
.btn-lg { padding: 14px 32px; font-size: 1rem; }

.btn-primary {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(21,101,192,0.25);
}

.btn-accent {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.btn-accent:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(245,124,0,0.25);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border-color: var(--border);
}
.btn-outline:hover {
    background: var(--primary-50);
    border-color: var(--primary);
}

.btn-white {
    background: #fff;
    color: var(--primary);
    border-color: #fff;
}
.btn-white:hover {
    background: var(--primary-50);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(255,255,255,0.2);
}

/* ===== Header ===== */
#header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition);
}

#header.scrolled {
    border-bottom-color: var(--border);
    box-shadow: var(--shadow-sm);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-text {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-weight: 800;
    font-size: 1.4rem;
    line-height: 1;
}

.nav-desktop {
    display: flex;
    gap: 32px;
}

.nav-desktop a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition);
}
.nav-desktop a:hover { color: var(--primary); }

.header-cta { margin-left: 16px; }

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: all var(--transition);
}

.nav-mobile {
    display: none;
    flex-direction: column;
    padding: 16px 24px 24px;
    gap: 12px;
    background: var(--bg);
    border-top: 1px solid var(--border);
}
.nav-mobile a {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 0;
}
.nav-mobile a:hover { color: var(--primary); }
.nav-mobile .btn { margin-top: 8px; }

/* ===== Hero ===== */
#hero {
    padding: 140px 0 100px;
    background: var(--primary-50);
    overflow: hidden;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--primary-100);
    color: var(--primary);
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 24px;
    letter-spacing: 0.02em;
}

.hero-content h1 {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 3.25rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
    color: var(--navy);
}

.highlight-text {
    color: var(--primary);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 520px;
    margin-bottom: 32px;
}

.hero-actions {
    display: flex;
    gap: 12px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.stat {
    display: flex;
    flex-direction: column;
}
.stat-number {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--primary);
    letter-spacing: -0.02em;
}
.stat-label {
    font-size: 0.8125rem;
    color: var(--text-light);
    font-weight: 500;
}

/* Hero Visual - SOAP mockup card */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.hero-card {
    width: 340px;
    background: var(--bg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid var(--border);
    position: relative;
    z-index: 2;
}

.card-header-mock {
    display: flex;
    gap: 6px;
    padding: 14px 18px;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.dot.red { background: #f87171; }
.dot.yellow { background: #fbbf24; }
.dot.green { background: #34d399; }

.card-body-mock {
    padding: 20px 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mock-line {
    height: 8px;
    background: var(--bg-alt);
    border-radius: 4px;
}
.w50 { width: 50%; }
.w60 { width: 60%; }
.w65 { width: 65%; }
.w70 { width: 70%; }
.w75 { width: 75%; }
.w80 { width: 80%; }
.w85 { width: 85%; }
.w90 { width: 90%; }

.mock-section {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.mock-label {
    width: 22px;
    height: 22px;
    background: var(--primary);
    color: #fff;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 0.6875rem;
    font-weight: 700;
}

.card-badge-mock {
    padding: 12px 18px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
}

.badge-green {
    background: #d1fae5;
    color: #065f46;
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 0.6875rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 6px;
    letter-spacing: 0.05em;
}

.hero-glow {
    position: absolute;
    width: 400px;
    height: 400px;
    background: var(--primary-100);
    opacity: 0.4;
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1;
    pointer-events: none;
}

/* ===== Sections Common ===== */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--primary);
    background: var(--primary-50);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 16px;
    letter-spacing: 0.02em;
}

.section-header h2 {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--navy);
}

.section-desc {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    margin-top: 12px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== Features ===== */
#funcionalidades {
    background: var(--bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    transition: all var(--transition);
}
.feature-card:hover {
    border-color: var(--primary-100);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}
.feature-icon.blue {
    background: var(--primary-50);
    color: var(--primary);
}
.feature-icon.orange {
    background: var(--accent-light);
    color: var(--accent);
}
.feature-icon.golden {
    background: var(--golden-light);
    color: var(--golden);
}

.feature-card h3 {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 1.0625rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--navy);
}

.feature-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* ===== Como Funciona ===== */
#como-funciona {
    background: var(--bg-alt);
}

.steps {
    max-width: 640px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}

.step {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    width: 100%;
}

.step-number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 1.25rem;
    font-weight: 800;
}

.step-content h3 {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--navy);
}

.step-content p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

.step-connector {
    width: 2px;
    height: 40px;
    background: var(--primary-100);
    margin-left: 23px;
}

/* ===== Segurança ===== */
#seguranca {
    background: var(--bg);
}

.security-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.security-content h2 {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--navy);
    margin-bottom: 16px;
}

.security-content > p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
}

.security-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.security-list li {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.check-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    background: var(--primary-50);
    color: var(--primary);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.security-list li strong {
    display: block;
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 2px;
}

.security-list li span {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.security-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.shield {
    width: 200px;
    height: 200px;
    background: var(--primary-50);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    position: relative;
}
.shield::after {
    content: '';
    position: absolute;
    inset: -16px;
    border: 2px dashed var(--primary-100);
    border-radius: 50%;
    animation: rotate 30s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ===== CTA ===== */
#cta {
    background: var(--bg-alt);
    padding: 80px 0;
}

.cta-box {
    background: var(--navy);
    border-radius: var(--radius-xl);
    padding: 72px 48px;
    text-align: center;
    color: #fff;
}

.cta-label {
    display: inline-block;
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 24px;
}

.cta-box h2 {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 2rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 16px;
}

.cta-box p {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.5);
    margin-bottom: 36px;
}

/* ===== Footer ===== */
footer {
    background: var(--bg-dark);
    color: #fff;
    padding: 64px 0 0;
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-logo-text {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-weight: 800;
    font-size: 1.25rem;
    color: #FFFFFF;
    line-height: 1;
}

.footer-brand p {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.5);
    line-height: 1.6;
    max-width: 300px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links h4 {
    font-family: 'Plus Jakarta Sans', 'Inter', sans-serif;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255,255,255,0.35);
    margin-bottom: 4px;
}

.footer-links a {
    font-size: 0.9375rem;
    color: rgba(255,255,255,0.6);
    transition: color var(--transition);
}
.footer-links a:hover { color: #fff; }

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.35);
}

/* ===== Animations ===== */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
    }

    .hero-content h1 { font-size: 2.75rem; }
    .hero-subtitle { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-visual { order: -1; }
    .hero-card { width: 300px; }

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

    .security-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .security-visual { order: -1; }
}

@media (max-width: 768px) {
    .nav-desktop, .header-cta { display: none; }
    .menu-toggle { display: flex; }

    .nav-mobile.open { display: flex; }

    /* Menu toggle animation */
    .menu-toggle.open span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    .menu-toggle.open span:nth-child(2) { opacity: 0; }
    .menu-toggle.open span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    #hero { padding: 120px 0 60px; }
    .hero-content h1 { font-size: 2.25rem; }
    .hero-stats { flex-direction: column; gap: 16px; }

    .section-header h2 { font-size: 1.75rem; }

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

    .cta-box { padding: 40px 24px; }
    .cta-box h2 { font-size: 1.5rem; }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 { font-size: 1.875rem; }
    .hero-actions { flex-direction: column; }
    .hero-card { width: 260px; }
}