/* ============================================================
   WhatsBot SaaS — Landing Page CSS
   Design: Dark futuristic with vibrant gradients
   ============================================================ */

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #16161f;
    --bg-card-hover: #1c1c28;
    --border-color: rgba(255,255,255,0.06);
    --border-hover: rgba(255,255,255,0.12);
    
    --text-primary: #f0f0f5;
    --text-secondary: #8a8a9a;
    --text-muted: #5a5a6a;
    
    --accent-green: #25D366;
    --accent-blue: #3B82F6;
    --accent-purple: #8B5CF6;
    --accent-orange: #F59E0B;
    --accent-teal: #14B8A6;
    --accent-red: #EF4444;
    --accent-pink: #EC4899;
    
    --gradient-main: linear-gradient(135deg, #25D366, #3B82F6, #8B5CF6);
    --gradient-card: linear-gradient(135deg, rgba(37,211,102,0.1), rgba(59,130,246,0.05));
    --gradient-cta: linear-gradient(135deg, #25D366, #059669);
    
    --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --shadow-card: 0 4px 24px rgba(0,0,0,0.3);
    --shadow-glow: 0 0 40px rgba(37,211,102,0.15);
    
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==================== TYPOGRAPHY ==================== */
.gradient-text {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent-green);
    background: rgba(37,211,102,0.1);
    border: 1px solid rgba(37,211,102,0.2);
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 17px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-main);
    font-weight: 600;
    font-size: 15px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-cta);
    color: #fff;
    box-shadow: 0 4px 16px rgba(37,211,102,0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(37,211,102,0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border-hover);
}
.btn-outline:hover {
    border-color: var(--accent-green);
    background: rgba(37,211,102,0.05);
}

.btn-ghost {
    background: rgba(255,255,255,0.06);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(8px);
}
.btn-ghost:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--border-hover);
}

.btn-white {
    background: #fff;
    color: var(--bg-primary);
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}
.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

.btn-lg { padding: 16px 32px; font-size: 16px; border-radius: var(--radius-lg); }
.btn-block { width: 100%; justify-content: center; }

/* ==================== NAVBAR ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
}
.navbar.scrolled {
    background: rgba(10,10,15,0.85);
    backdrop-filter: blur(20px) saturate(1.5);
    border-bottom: 1px solid var(--border-color);
    padding: 10px 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 300;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}
.nav-logo strong { font-weight: 800; }

.logo-icon {
    width: 36px;
    height: 36px;
    background: var(--gradient-cta);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}
.logo-icon svg { width: 20px; height: 20px; }

.nav-links {
    display: flex;
    gap: 32px;
}
.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}
.nav-links a:hover { color: var(--text-primary); }

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

.btn-nav-login {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 16px;
    transition: var(--transition);
}
.btn-nav-login:hover { color: var(--text-primary); }

.btn-nav-cta {
    font-size: 14px;
    font-weight: 600;
    color: #fff;
    background: var(--gradient-cta);
    padding: 8px 20px;
    border-radius: var(--radius-md);
    transition: var(--transition);
}
.btn-nav-cta:hover { transform: translateY(-1px); box-shadow: 0 4px 12px rgba(37,211,102,0.3); }

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

/* ==================== HERO ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg-effects {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
}
.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(37,211,102,0.3), transparent 70%);
    top: -200px;
    right: -100px;
    animation: orbFloat 20s ease-in-out infinite;
}
.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(59,130,246,0.2), transparent 70%);
    bottom: -100px;
    left: -100px;
    animation: orbFloat 15s ease-in-out infinite reverse;
}

.hero-grid-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--accent-green);
    background: rgba(37,211,102,0.08);
    border: 1px solid rgba(37,211,102,0.15);
    padding: 8px 16px;
    border-radius: 100px;
    margin-bottom: 24px;
}
.badge-dot {
    width: 6px;
    height: 6px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
}

.hero-desc {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 32px;
    max-width: 520px;
}

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

.hero-stats {
    display: flex;
    align-items: center;
    gap: 24px;
}
.stat-number {
    display: block;
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
    font-family: var(--font-mono);
}
.stat-label {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}
.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Hero Mockup */
.hero-visual { perspective: 1000px; }

.hero-mockup {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: var(--shadow-card), var(--shadow-glow);
    transform: rotateY(-5deg) rotateX(2deg);
    transition: transform 0.6s ease;
}
.hero-mockup:hover { transform: rotateY(0) rotateX(0); }

.mockup-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid var(--border-color);
}
.mockup-dots {
    display: flex;
    gap: 6px;
}
.mockup-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.mockup-dots span:nth-child(1) { background: #EF4444; }
.mockup-dots span:nth-child(2) { background: #F59E0B; }
.mockup-dots span:nth-child(3) { background: #22C55E; }
.mockup-title {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

.mockup-body {
    display: flex;
    min-height: 280px;
}
.mockup-sidebar {
    width: 160px;
    padding: 16px 0;
    border-right: 1px solid var(--border-color);
    flex-shrink: 0;
}
.mockup-menu-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    font-size: 12px;
    color: var(--text-muted);
    transition: var(--transition);
    cursor: default;
}
.mockup-menu-item.active {
    background: rgba(37,211,102,0.1);
    color: var(--accent-green);
    border-right: 2px solid var(--accent-green);
}
.mm-icon { font-size: 14px; }

.mockup-content { flex: 1; padding: 16px; }

.mockup-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 16px;
}
.mc-card {
    padding: 14px 12px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
}
.mc-green { background: rgba(37,211,102,0.08); }
.mc-blue { background: rgba(59,130,246,0.08); }
.mc-purple { background: rgba(139,92,246,0.08); }
.mc-number {
    font-size: 18px;
    font-weight: 800;
    font-family: var(--font-mono);
    margin-bottom: 2px;
}
.mc-label {
    font-size: 10px;
    color: var(--text-muted);
    font-weight: 500;
}

.mockup-chart {
    background: rgba(255,255,255,0.02);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    padding: 20px 16px 12px;
}
.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 80px;
}
.chart-bar {
    flex: 1;
    background: rgba(37,211,102,0.2);
    border-radius: 4px 4px 0 0;
    transition: var(--transition);
}
.chart-bar.active { background: var(--accent-green); }

/* ==================== SOCIAL PROOF ==================== */
.social-proof {
    padding: 48px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}
.sp-label {
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 500;
    margin-bottom: 24px;
}
.sp-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
    flex-wrap: wrap;
}
.sp-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
    opacity: 0.6;
    transition: var(--transition);
}
.sp-logo:hover { opacity: 1; color: var(--text-secondary); }
.sp-logo svg { width: 24px; height: 24px; }

/* ==================== RECURSOS ==================== */
.recursos {
    padding: 120px 0;
}

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

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

.recurso-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}
.recurso-icon-green { background: rgba(37,211,102,0.1); color: var(--accent-green); }
.recurso-icon-purple { background: rgba(139,92,246,0.1); color: var(--accent-purple); }
.recurso-icon-blue { background: rgba(59,130,246,0.1); color: var(--accent-blue); }
.recurso-icon-orange { background: rgba(245,158,11,0.1); color: var(--accent-orange); }
.recurso-icon-teal { background: rgba(20,184,166,0.1); color: var(--accent-teal); }
.recurso-icon-red { background: rgba(239,68,68,0.1); color: var(--accent-red); }

.recurso-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}
.recurso-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==================== COMO FUNCIONA ==================== */
.como-funciona {
    padding: 120px 0;
    background: var(--bg-secondary);
}

.steps-grid {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.step-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    text-align: center;
    flex: 1;
    max-width: 320px;
    transition: var(--transition);
    position: relative;
}
.step-card:hover {
    border-color: var(--accent-green);
    box-shadow: var(--shadow-glow);
    transform: translateY(-4px);
}

.step-number {
    font-size: 48px;
    font-weight: 800;
    font-family: var(--font-mono);
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 16px;
    opacity: 0.3;
}

.step-icon {
    width: 60px;
    height: 60px;
    background: rgba(37,211,102,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    color: var(--accent-green);
}

.step-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}
.step-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.step-connector {
    color: var(--text-muted);
    opacity: 0.3;
    flex-shrink: 0;
}

/* ==================== PLANOS ==================== */
.planos {
    padding: 120px 0;
}

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

.plano-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 36px;
    transition: var(--transition);
    position: relative;
}
.plano-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card);
}

.plano-popular {
    border-color: var(--accent-green);
    box-shadow: 0 0 40px rgba(37,211,102,0.1);
    transform: scale(1.03);
}
.plano-popular:hover { transform: scale(1.03) translateY(-4px); }

.plano-badge-popular {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-cta);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 6px 20px;
    border-radius: 100px;
    white-space: nowrap;
}

.plano-header { margin-bottom: 24px; }
.plano-icon { font-size: 28px; display: block; margin-bottom: 12px; }
.plano-nome { font-size: 22px; font-weight: 800; margin-bottom: 6px; }
.plano-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }

.plano-preco {
    display: flex;
    align-items: flex-start;
    gap: 2px;
    margin-bottom: 4px;
}
.preco-cifrao {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-top: 8px;
}
.preco-valor {
    font-size: 48px;
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.03em;
    font-family: var(--font-mono);
}
.preco-decimal {
    font-size: 20px;
    font-weight: 700;
    margin-top: 6px;
    color: var(--text-secondary);
}
.preco-periodo {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: auto;
    margin-bottom: 6px;
    margin-left: 4px;
}

.plano-anual {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 24px;
}
.desconto-anual { color: var(--accent-green); font-weight: 600; }

.plano-features {
    margin-bottom: 28px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-secondary);
}
.feature-highlight { color: var(--text-primary); }
.feature-disabled { opacity: 0.35; }

.feature-check { color: var(--accent-green); flex-shrink: 0; }
.feature-x { color: var(--text-muted); flex-shrink: 0; }

.plano-btn {
    padding: 14px 24px;
    font-size: 15px;
}

/* ==================== FAQ ==================== */
.faq {
    padding: 120px 0;
    background: var(--bg-secondary);
}

.faq-list {
    max-width: 720px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    font-family: var(--font-main);
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    background: none;
    border: none;
    cursor: pointer;
    text-align: left;
    transition: var(--transition);
}
.faq-question:hover { color: var(--accent-green); }

.faq-arrow {
    transition: transform 0.3s ease;
    flex-shrink: 0;
    color: var(--text-muted);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq-answer p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    padding-bottom: 20px;
}

.faq-item.active .faq-arrow { transform: rotate(180deg); }
.faq-item.active .faq-answer { max-height: 200px; }

/* ==================== CTA FINAL ==================== */
.cta-final {
    padding: 120px 0;
}

.cta-box {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 80px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-bg-effects { position: absolute; inset: 0; pointer-events: none; }
.cta-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
}
.cta-orb-1 {
    width: 300px;
    height: 300px;
    background: rgba(37,211,102,0.15);
    top: -100px;
    right: -50px;
}
.cta-orb-2 {
    width: 250px;
    height: 250px;
    background: rgba(59,130,246,0.1);
    bottom: -80px;
    left: -50px;
}

.cta-box h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 800;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}
.cta-box p {
    font-size: 17px;
    color: var(--text-secondary);
    margin-bottom: 32px;
    position: relative;
    z-index: 1;
}
.cta-box .btn { position: relative; z-index: 1; }

/* ==================== FOOTER ==================== */
.footer {
    padding: 64px 0 32px;
    border-top: 1px solid var(--border-color);
}

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

.footer-brand p {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 12px;
    line-height: 1.7;
}

.footer-links h4 {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}
.footer-links a {
    display: block;
    font-size: 14px;
    color: var(--text-muted);
    padding: 4px 0;
    transition: var(--transition);
}
.footer-links a:hover { color: var(--accent-green); }

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid var(--border-color);
    text-align: center;
}
.footer-bottom p {
    font-size: 13px;
    color: var(--text-muted);
}

/* ==================== ANIMATIONS ==================== */
@keyframes orbFloat {
    0%, 100% { transform: translate(0, 0); }
    33% { transform: translate(30px, -30px); }
    66% { transform: translate(-20px, 20px); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.animate-fade-up {
    opacity: 0;
    transform: translateY(24px);
    animation: fadeUp 0.7s ease forwards;
}
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

@keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.animate-visible {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== BADGES ==================== */
.badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.badge-success { background: rgba(37,211,102,0.15); color: var(--accent-green); }
.badge-warning { background: rgba(245,158,11,0.15); color: var(--accent-orange); }
.badge-danger { background: rgba(239,68,68,0.15); color: var(--accent-red); }
.badge-info { background: rgba(59,130,246,0.15); color: var(--accent-blue); }
.badge-dark { background: rgba(255,255,255,0.1); color: var(--text-muted); }
.badge-secondary { background: rgba(255,255,255,0.06); color: var(--text-muted); }

/* ==================== FLASH MESSAGES ==================== */
.flash-message {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 24px;
    animation: flashIn 0.3s ease;
}
.flash-success { background: rgba(37,211,102,0.1); border: 1px solid rgba(37,211,102,0.2); color: var(--accent-green); }
.flash-error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.2); color: var(--accent-red); }
.flash-warning { background: rgba(245,158,11,0.1); border: 1px solid rgba(245,158,11,0.2); color: var(--accent-orange); }
.flash-info { background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.2); color: var(--accent-blue); }
.flash-icon { flex-shrink: 0; }
.flash-close { background: none; border: none; color: inherit; font-size: 20px; cursor: pointer; margin-left: auto; opacity: 0.6; }
.flash-close:hover { opacity: 1; }

@keyframes flashIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1024px) {
    .hero-container { grid-template-columns: 1fr; text-align: center; }
    .hero-desc { max-width: 100%; margin-left: auto; margin-right: auto; }
    .hero-ctas { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-visual { display: none; }
    .recursos-grid { grid-template-columns: repeat(2, 1fr); }
    .planos-grid { grid-template-columns: repeat(2, 1fr); }
    .plano-popular { transform: scale(1); }
    .plano-popular:hover { transform: translateY(-4px); }
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-links, .nav-actions { display: none; }
    .nav-mobile-toggle { display: flex; }
    
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10,10,15,0.95);
        backdrop-filter: blur(20px);
        padding: 24px;
        gap: 16px;
        border-bottom: 1px solid var(--border-color);
    }
    
    .recursos-grid { grid-template-columns: 1fr; }
    .planos-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
    
    .steps-grid { flex-direction: column; }
    .step-connector { transform: rotate(90deg); }
    
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    
    .cta-box { padding: 48px 24px; }
}