/* ============================================================================
   FinanceiraOS — Site de Vendas CSS
   Design premium para conversão SaaS
   ============================================================================ */

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

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

:root {
    --primary: #3366ff;
    --primary-dark: #1a40f5;
    --accent: #10b981;
    --dark: #0f172a;
    --dark-lighter: #1e293b;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --white: #ffffff;
    --radius: 12px;
    --radius-lg: 20px;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
    font-family: 'Plus Jakarta Sans', -apple-system, sans-serif;
    color: var(--dark);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
}

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

/* === NAV === */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 0;
    transition: all 0.3s ease;
}

.nav.scrolled {
    background: rgba(255,255,255,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gray-200);
    padding: 10px 0;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.nav-logo {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 16px;
    font-weight: 800;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 14.5px;
    font-weight: 500;
    color: var(--gray-600);
    transition: color 0.2s;
}

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

.nav-login {
    font-weight: 600 !important;
    color: var(--primary) !important;
}

.nav-cta {
    background: var(--primary) !important;
    color: white !important;
    padding: 10px 22px;
    border-radius: var(--radius);
    font-weight: 600 !important;
    transition: all 0.2s !important;
    box-shadow: 0 2px 8px rgba(51,102,255,0.3);
}

.nav-cta:hover {
    background: var(--primary-dark) !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(51,102,255,0.4);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--dark);
}

/* === HERO === */
.hero {
    position: relative;
    padding: 160px 0 100px;
    text-align: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, #f8faff 0%, #eef4ff 40%, #fff 100%);
    z-index: 0;
}

.hero-bg::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(51,102,255,0.08) 0%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 20px;
    background: rgba(51,102,255,0.08);
    border: 1px solid rgba(51,102,255,0.15);
    border-radius: 100px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 28px;
}

.hero h1 {
    font-size: clamp(36px, 5vw, 58px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1.5px;
    max-width: 800px;
    margin: 0 auto 24px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 18px;
    line-height: 1.7;
    color: var(--gray-500);
    max-width: 640px;
    margin: 0 auto 40px;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 60px;
}

.btn-hero-primary {
    display: inline-flex;
    align-items: center;
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 700;
    box-shadow: 0 4px 16px rgba(51,102,255,0.35);
    transition: all 0.2s;
}

.btn-hero-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(51,102,255,0.4);
}

.btn-hero-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 24px;
    background: white;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-600);
    transition: all 0.2s;
}

.btn-hero-secondary:hover {
    border-color: var(--gray-300);
    color: var(--dark);
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.hero-stat strong {
    display: block;
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.hero-stat span {
    font-size: 13px;
    color: var(--gray-400);
}

.hero-stat-sep {
    width: 1px;
    height: 40px;
    background: var(--gray-200);
}

/* === LOGOS === */
.logos-section {
    padding: 60px 0;
    border-top: 1px solid var(--gray-100);
    border-bottom: 1px solid var(--gray-100);
}

.logos-title {
    text-align: center;
    font-size: 13px;
    font-weight: 500;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 28px;
}

.logos-grid {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 40px;
}

.logo-item {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-300);
    letter-spacing: 0.5px;
}

/* === SECTIONS === */
.section-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 56px;
}

.section-badge {
    display: inline-flex;
    padding: 6px 16px;
    background: rgba(51,102,255,0.06);
    border-radius: 100px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: 38px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 16px;
}

.section-header p {
    font-size: 17px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* === FEATURES === */
.features {
    padding: 100px 0;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.feature-card {
    padding: 28px 24px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    background: white;
    transition: all 0.3s ease;
}

.feature-card:hover {
    border-color: rgba(51,102,255,0.2);
    box-shadow: 0 10px 30px rgba(0,0,0,0.06);
    transform: translateY(-4px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 18px;
}

.feature-icon.blue    { background: #eef4ff; color: var(--primary); }
.feature-icon.green   { background: #d1fae5; color: #059669; }
.feature-icon.purple  { background: #ede9fe; color: #7c3aed; }
.feature-icon.orange  { background: #ffedd5; color: #ea580c; }
.feature-icon.red     { background: #fee2e2; color: #dc2626; }
.feature-icon.teal    { background: #ccfbf1; color: #0d9488; }
.feature-icon.indigo  { background: #e0e7ff; color: #4f46e5; }
.feature-icon.gold    { background: #fef3c7; color: #d97706; }

.feature-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
}

.feature-card p {
    font-size: 13.5px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* === PRICING === */
.pricing {
    padding: 100px 0;
    background: var(--gray-100);
}

.pricing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-bottom: 48px;
}

.toggle-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--gray-400);
    transition: color 0.2s;
}

.toggle-label.active {
    color: var(--dark);
}

.save-badge {
    background: #d1fae5;
    color: #065f46;
    font-size: 11px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 100px;
    margin-left: 4px;
}

.toggle-switch {
    position: relative;
    width: 48px;
    height: 26px;
    display: inline-block;
}

.toggle-switch input { opacity: 0; width: 0; height: 0; }

.toggle-track {
    position: absolute;
    inset: 0;
    background: var(--gray-300);
    border-radius: 100px;
    cursor: pointer;
    transition: 0.3s;
}

.toggle-track::before {
    content: '';
    position: absolute;
    left: 3px;
    top: 3px;
    width: 20px;
    height: 20px;
    background: white;
    border-radius: 50%;
    transition: 0.3s;
    box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

.toggle-switch input:checked + .toggle-track {
    background: var(--primary);
}

.toggle-switch input:checked + .toggle-track::before {
    transform: translateX(22px);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1020px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    border: 1px solid var(--gray-200);
    position: relative;
    transition: all 0.3s;
}

.pricing-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.06);
}

.pricing-card.featured {
    border: 2px solid var(--primary);
    box-shadow: 0 10px 40px rgba(51,102,255,0.12);
    transform: scale(1.03);
}

.pricing-popular {
    position: absolute;
    top: -13px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    font-size: 12px;
    font-weight: 700;
    padding: 5px 18px;
    border-radius: 100px;
    white-space: nowrap;
}

.pricing-card-header h3 {
    font-size: 22px;
    font-weight: 800;
    margin-bottom: 4px;
}

.pricing-card-header p {
    font-size: 14px;
    color: var(--gray-400);
    margin-bottom: 24px;
}

.pricing-price {
    margin-bottom: 28px;
    display: flex;
    align-items: baseline;
    gap: 2px;
}

.price-currency {
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-500);
}

.price-value {
    font-size: 48px;
    font-weight: 800;
    letter-spacing: -2px;
    line-height: 1;
}

.price-period {
    font-size: 15px;
    color: var(--gray-400);
    font-weight: 500;
    margin-left: 4px;
}

.pricing-features {
    list-style: none;
    margin-bottom: 32px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    font-size: 14px;
    color: var(--gray-600);
}

.pricing-btn {
    display: block;
    width: 100%;
    text-align: center;
    padding: 14px;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 700;
    background: white;
    border: 1.5px solid var(--gray-200);
    color: var(--dark);
    transition: all 0.2s;
}

.pricing-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.pricing-btn.featured-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-color: transparent;
    color: white;
    box-shadow: 0 4px 12px rgba(51,102,255,0.3);
}

.pricing-btn.featured-btn:hover {
    box-shadow: 0 6px 20px rgba(51,102,255,0.4);
    transform: translateY(-1px);
}

/* === FAQ === */
.faq {
    padding: 100px 0;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    padding: 24px 28px;
    border-radius: var(--radius);
    border: 1px solid var(--gray-200);
    transition: all 0.2s;
}

.faq-item:hover {
    border-color: rgba(51,102,255,0.2);
    box-shadow: 0 4px 12px rgba(0,0,0,0.04);
}

.faq-item h4 {
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 8px;
}

.faq-item p {
    font-size: 14px;
    color: var(--gray-500);
    line-height: 1.6;
}

/* === CTA === */
.cta-section {
    padding: 80px 0;
}

.cta-card {
    text-align: center;
    padding: 72px 40px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-lighter) 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: rgba(51,102,255,0.12);
}

.cta-card h2 {
    font-size: 34px;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 12px;
    position: relative;
}

.cta-card p {
    font-size: 17px;
    color: var(--gray-400);
    margin-bottom: 32px;
    position: relative;
}

.cta-card .btn-hero-primary {
    position: relative;
}

/* === FOOTER === */
.site-footer {
    background: var(--dark);
    color: var(--gray-400);
    padding: 72px 0 0;
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-brand p {
    margin-top: 16px;
    font-size: 14px;
    line-height: 1.6;
    max-width: 280px;
}

.footer-brand .nav-brand { color: white; }

.footer-links h5 {
    color: white;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-links a {
    display: block;
    font-size: 14px;
    color: var(--gray-400);
    padding: 5px 0;
    transition: color 0.2s;
}

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

.footer-bottom {
    padding: 24px 0;
    border-top: 1px solid rgba(255,255,255,0.06);
    font-size: 13px;
}

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links { display: none; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0; background: white; padding: 20px; box-shadow: 0 10px 30px rgba(0,0,0,0.1); gap: 16px; border-radius: 0 0 12px 12px; }
    .nav-links.open { display: flex; }
    .nav-toggle { display: block; }
    .hero { padding: 120px 0 80px; }
    .hero h1 { font-size: 32px; }
    .hero-actions { flex-direction: column; }
    .hero-stats { flex-direction: column; gap: 16px; }
    .hero-stat-sep { display: none; }
    .features-grid { grid-template-columns: 1fr; }
    .pricing-grid { grid-template-columns: 1fr; max-width: 400px; }
    .pricing-card.featured { transform: none; }
    .faq-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; gap: 32px; }
}