/* ============================================================
   MM BOT PRO — Design System Global
   Light Mode + Roxo / Violeta Premium
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ─── CSS Variables ─────────────────────────────────────── */
:root {
  /* Brand */
  --purple-50:  #faf5ff;
  --purple-100: #f3e8ff;
  --purple-200: #e9d5ff;
  --purple-400: #c084fc;
  --purple-500: #a855f7;
  --purple-600: #9333ea;
  --purple-700: #7e22ce;
  --purple-900: #581c87;

  --accent:        #7c3aed;
  --accent-light:  #f3e8ff;
  --accent-dark:   #6d28d9;
  --accent-glow:   rgba(124, 58, 237, 0.18);

  /* Neutrals */
  --white:    #ffffff;
  --gray-50:  #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  /* Semantic */
  --bg:         #ffffff;
  --bg-alt:     #f9fafb;
  --bg-card:    #ffffff;
  --border:     #e5e7eb;
  --border-hover: #d1d5db;
  --text:       #111827;
  --text-muted: #6b7280;
  --text-light: #9ca3af;

  /* Shadows */
  --shadow-xs:  0 1px 2px rgba(0,0,0,.05);
  --shadow-sm:  0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:  0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.06);
  --shadow-lg:  0 10px 15px rgba(0,0,0,.1), 0 4px 6px rgba(0,0,0,.05);
  --shadow-xl:  0 20px 25px rgba(0,0,0,.1), 0 10px 10px rgba(0,0,0,.04);
  --shadow-accent: 0 4px 14px rgba(124, 58, 237, 0.35);

  /* Radius */
  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-full: 9999px;

  /* Spacing */
  --gap-xs:  4px;
  --gap-sm:  8px;
  --gap-md:  16px;
  --gap-lg:  24px;
  --gap-xl:  32px;
  --gap-2xl: 48px;
  --gap-3xl: 64px;

  /* Transitions */
  --transition: 0.2s ease;
  --transition-slow: 0.35s ease;

  /* Typography */
  --font: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
}

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

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

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

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }
input, textarea, select { font-family: inherit; }

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

.text-muted   { color: var(--text-muted); }
.text-accent  { color: var(--accent); }
.text-sm      { font-size: 0.875rem; }
.text-xs      { font-size: 0.75rem; }
.text-lg      { font-size: 1.125rem; }
.text-xl      { font-size: 1.25rem; }
.font-medium  { font-weight: 500; }
.font-semibold{ font-weight: 600; }
.font-bold    { font-weight: 700; }

/* ─── Layout Utilities ───────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 var(--gap-lg);
}

.flex        { display: flex; }
.flex-col    { flex-direction: column; }
.items-center{ align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center  { justify-content: center; }
.gap-sm      { gap: var(--gap-sm); }
.gap-md      { gap: var(--gap-md); }
.gap-lg      { gap: var(--gap-lg); }
.grid        { display: grid; }

/* ─── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--gap-sm);
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: white;
  box-shadow: var(--shadow-accent);
}
.btn-primary:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(124, 58, 237, 0.45);
}
.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}
.btn-outline:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--gray-600);
  border: 1.5px solid var(--border);
}
.btn-ghost:hover {
  background: var(--gray-100);
  border-color: var(--border-hover);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 7px 14px;
  font-size: 0.8rem;
  border-radius: var(--radius-sm);
}

/* ─── Cards ──────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--gap-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

/* ─── Badges / Pills ─────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}
.badge-purple {
  background: var(--accent-light);
  color: var(--accent);
}
.badge-gray {
  background: var(--gray-100);
  color: var(--gray-600);
}
.badge-yellow {
  background: #fef9c3;
  color: #854d0e;
}

/* ─── Section Separator ──────────────────────────────────── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--gap-sm);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: var(--gap-md);
}
.section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

/* ─── Divider ─────────────────────────────────────────────── */
.divider {
  height: 1px;
  background: var(--border);
  margin: var(--gap-2xl) 0;
}

/* ─── Site Header ────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-xs);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: var(--gap-lg);
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
}
.logo-icon {
  width: 32px;
  height: 32px;
  background: var(--accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo-icon svg { width: 20px; height: 20px; }
.logo span { color: var(--accent); }

.header-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.header-nav a {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-600);
  transition: all var(--transition);
}
.header-nav a:hover {
  color: var(--text);
  background: var(--gray-100);
}
.header-nav a.active {
  color: var(--accent);
  background: var(--accent-light);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
}

/* ─── Hero Section ───────────────────────────────────────── */
.hero {
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(124,58,237,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--gap-sm);
  padding: 6px 14px;
  background: var(--accent-light);
  border: 1px solid rgba(124,58,237,0.25);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-dark);
  margin-bottom: var(--gap-xl);
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: var(--gap-lg);
  color: var(--gray-900);
}

.hero h1 .highlight {
  color: var(--accent);
  position: relative;
}
.hero h1 .highlight::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--purple-400));
  border-radius: 2px;
  opacity: 0.4;
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto var(--gap-2xl);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--gap-md);
  flex-wrap: wrap;
  margin-bottom: var(--gap-2xl);
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--gap-2xl);
  flex-wrap: wrap;
}

.hero-stat {
  text-align: center;
}
.hero-stat strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
}
.hero-stat span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.hero-stat-divider {
  width: 1px;
  height: 36px;
  background: var(--border);
}

/* ─── Features Grid ──────────────────────────────────────── */
.features {
  padding: var(--gap-3xl) 0;
  background: var(--bg-alt);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--gap-lg);
  margin-top: var(--gap-2xl);
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--gap-lg);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--purple-400));
  opacity: 0;
  transition: opacity var(--transition);
}
.feature-card:hover {
  border-color: var(--accent);
  box-shadow: 0 8px 24px var(--accent-glow);
  transform: translateY(-3px);
}
.feature-card:hover::before { opacity: 1; }

.feature-icon {
  width: 44px;
  height: 44px;
  background: var(--accent-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--gap-md);
  flex-shrink: 0;
}
.feature-icon img { width: 22px; height: 22px; }

.feature-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--gap-sm);
  color: var(--text);
}
.feature-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ─── Pricing Section ────────────────────────────────────── */
.pricing {
  padding: var(--gap-3xl) 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--gap-lg);
  margin-top: var(--gap-2xl);
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

.pricing-card {
  border: 1.5px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--gap-2xl) var(--gap-xl);
  position: relative;
  background: var(--white);
  transition: all var(--transition);
}
.pricing-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-3px);
}
.pricing-card.featured {
  border-color: var(--accent);
  background: linear-gradient(135deg, #faf5ff 0%, #ffffff 100%);
  box-shadow: 0 8px 32px var(--accent-glow);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: white;
  padding: 4px 14px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.pricing-name {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: var(--gap-sm);
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 4px;
}
.pricing-price .currency {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-muted);
}
.pricing-price .amount {
  font-size: 2.8rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--text);
  line-height: 1;
}
.pricing-price .period {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.pricing-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: var(--gap-xl);
  line-height: 1.5;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--gap-sm);
  margin-bottom: var(--gap-xl);
}
.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  font-size: 0.875rem;
  color: var(--text);
}
.pricing-features li::before {
  content: '';
  width: 16px;
  height: 16px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='white' d='M6.5 12L2 7.5 3.41 6.09l3.09 3.08L12.59 3 14 4.42z'/%3E%3C/svg%3E");
  background-size: cover;
}

/* ─── FAQ ─────────────────────────────────────────────────── */
.faq {
  padding: var(--gap-3xl) 0;
  background: var(--bg-alt);
}

.faq-list {
  max-width: 720px;
  margin: var(--gap-2xl) auto 0;
  display: flex;
  flex-direction: column;
  gap: var(--gap-sm);
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--transition);
}
.faq-item:hover { box-shadow: var(--shadow-sm); }

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--gap-md) var(--gap-lg);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  background: none;
  border: none;
  text-align: left;
  gap: var(--gap-md);
  transition: color var(--transition);
}
.faq-question:hover { color: var(--accent); }
.faq-question svg {
  flex-shrink: 0;
  transition: transform var(--transition);
  color: var(--text-muted);
}
.faq-item.open .faq-question svg { transform: rotate(180deg); }
.faq-item.open .faq-question { color: var(--accent); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding var(--transition);
}
.faq-item.open .faq-answer { max-height: 400px; }

.faq-answer-inner {
  padding: 0 var(--gap-lg) var(--gap-md);
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ─── Section Header ─────────────────────────────────────── */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.section-header h2 {
  font-size: clamp(1.7rem, 4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: var(--gap-md);
}
.section-header p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ─── Floating Pro Button ────────────────────────────────── */
.floating-pro {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  padding: 12px 20px;
  background: linear-gradient(135deg, var(--accent), var(--purple-600));
  color: white;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(124,58,237,0.45);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.floating-pro:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 28px rgba(124,58,237,0.55);
}
.floating-pro svg { width: 18px; height: 18px; }

/* ─── Site Footer ────────────────────────────────────────── */
.site-footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding: var(--gap-2xl) 0 var(--gap-lg);
}
.footer-top {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: var(--gap-2xl);
  padding-bottom: var(--gap-xl);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: var(--gap-xl);
}
.footer-brand .logo { color: white; margin-bottom: var(--gap-md); }
.footer-brand p { font-size: 0.875rem; line-height: 1.7; max-width: 280px; }
.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--gap-md);
}
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col ul li a {
  font-size: 0.875rem;
  color: var(--gray-400);
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--accent); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
}

/* ─── Feedback Widget ────────────────────────────────────── */
.feedback-widget {
  position: fixed;
  bottom: 24px;
  left: 24px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--gap-sm);
}

.feedback-bar {
  display: flex;
  align-items: center;
  gap: var(--gap-sm);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-full);
  padding: 8px 14px;
  box-shadow: var(--shadow-md);
  font-size: 0.8rem;
  color: var(--text-muted);
}
.feedback-bar button {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}
.feedback-bar button:hover { background: var(--gray-100); }

.feedback-popup {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--gap-md);
  box-shadow: var(--shadow-xl);
  width: 280px;
  display: none;
}
.feedback-popup.visible { display: block; }
.feedback-popup p { font-size: 0.875rem; font-weight: 600; margin-bottom: var(--gap-sm); }
.feedback-popup textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: var(--gap-sm);
  font-size: 0.85rem;
  resize: none;
  outline: none;
  transition: border-color var(--transition);
}
.feedback-popup textarea:focus { border-color: var(--accent); }
.feedback-popup .btn { width: 100%; justify-content: center; margin-top: var(--gap-sm); }

/* ─── Scroll animations ──────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 4px 14px rgba(124,58,237,.35); }
  50%       { box-shadow: 0 4px 24px rgba(124,58,237,.5); }
}

.animate-in {
  opacity: 0;
  animation: fadeInUp 0.5s ease forwards;
}
.animate-in.delay-1 { animation-delay: 0.1s; }
.animate-in.delay-2 { animation-delay: 0.2s; }
.animate-in.delay-3 { animation-delay: 0.3s; }
.animate-in.delay-4 { animation-delay: 0.4s; }

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .header-nav { display: none; }
  .hero { padding: 48px 0 40px; }
  .hero-stats { gap: var(--gap-lg); }
  .hero-stat-divider { display: none; }
  .footer-top { grid-template-columns: 1fr; gap: var(--gap-xl); }
  .footer-bottom { flex-direction: column; gap: var(--gap-sm); text-align: center; }
  .floating-pro span { display: none; }
  .floating-pro { padding: 12px; }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--gap-md); }
  .hero h1 { font-size: 2rem; }
  .btn-lg { padding: 12px 20px; font-size: 0.9rem; }
}