/* ========================================================
   BINO EXPLORER — DESIGN SYSTEM
   ======================================================== */

/* ---- CSS VARIABLES ---- */
:root {
  /* Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #111118;
  --bg-surface: #16161f;
  --bg-surface-elevated: #1c1c28;
  --bg-surface-hover: #22222f;

  --wa-green: #25D366;
  --wa-green-dark: #128C7E;
  --wa-green-light: #34eb7a;
  --wa-green-glow: rgba(37, 211, 102, 0.15);
  --wa-green-glow-strong: rgba(37, 211, 102, 0.3);
  --wa-teal: #00a884;

  --text-primary: #f0f0f5;
  --text-secondary: #8b8ba3;
  --text-tertiary: #5a5a72;
  --text-accent: var(--wa-green);

  --border-subtle: rgba(255,255,255,0.06);
  --border-medium: rgba(255,255,255,0.1);

  --gradient-primary: linear-gradient(135deg, var(--wa-green) 0%, var(--wa-teal) 50%, #00bfa5 100%);
  --gradient-bg: linear-gradient(180deg, #0a0a0f 0%, #0f0f1a 50%, #0a0a0f 100%);

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.75rem;
  --font-size-5xl: 3.5rem;

  /* Borders */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
  --shadow-glow: 0 0 30px var(--wa-green-glow);
  --shadow-glow-strong: 0 0 60px var(--wa-green-glow-strong);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-spring: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

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

a {
  color: var(--wa-green);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--wa-green-light);
}

img { max-width: 100%; }

ul { list-style: none; }

::selection {
  background: var(--wa-green);
  color: #000;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.hidden { display: none !important; }

.dummy-tag {
  font-size: 0.6rem;
  background: rgba(255,165,0,0.15);
  color: #ffa500;
  padding: 1px 5px;
  border-radius: 3px;
  vertical-align: middle;
  font-weight: 500;
}

/* ---- REVEAL ANIMATIONS ---- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ========================================================
   NAVIGATION
   ======================================================== */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-base);
}

#navbar.scrolled {
  background: rgba(10, 10, 15, 0.95);
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-primary);
  font-weight: 700;
  font-size: var(--font-size-xl);
}

.logo-icon {
  font-size: 1.5rem;
}

.logo-sub {
  color: var(--wa-green);
  font-weight: 400;
}

.nav-links {
  display: flex;
  gap: var(--space-lg);
}

.nav-link {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
  padding: var(--space-sm) 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--wa-green);
  transition: width var(--transition-base);
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--wa-green);
  color: #000;
  font-weight: 600;
  font-size: var(--font-size-sm);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.nav-cta:hover {
  background: var(--wa-green-light);
  color: #000;
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav-hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

/* ========================================================
   HERO SECTION
   ======================================================== */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: 70px;
  overflow: hidden;
}

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

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}

.hero-orb-1 {
  width: 400px;
  height: 400px;
  background: var(--wa-green);
  top: -100px;
  right: -100px;
  opacity: 0.08;
  animation: orbFloat 8s ease-in-out infinite;
}

.hero-orb-2 {
  width: 300px;
  height: 300px;
  background: var(--wa-teal);
  bottom: 0;
  left: -50px;
  opacity: 0.06;
  animation: orbFloat 10s ease-in-out infinite reverse;
}

.hero-orb-3 {
  width: 200px;
  height: 200px;
  background: #7c3aed;
  top: 50%;
  left: 50%;
  opacity: 0.05;
  animation: orbFloat 12s ease-in-out infinite;
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-40px) scale(1.1); }
}

.hero-grid {
  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-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--wa-green);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 var(--wa-green-glow-strong); }
  50% { opacity: 0.7; box-shadow: 0 0 0 8px transparent; }
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-xl);
  letter-spacing: -0.02em;
}

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

.hero-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-2xl);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-3xl);
  flex-wrap: wrap;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-family);
  font-weight: 600;
  font-size: var(--font-size-base);
  padding: 14px 28px;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #000;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-strong);
  color: #000;
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-medium);
}

.btn-outline:hover {
  border-color: var(--wa-green);
  color: var(--wa-green);
  background: var(--wa-green-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 10px 20px;
}

.btn-ghost:hover {
  color: var(--text-primary);
}

.btn-whatsapp {
  background: var(--wa-green);
  color: #000;
  font-weight: 700;
}

.btn-whatsapp:hover {
  background: var(--wa-green-light);
  color: #000;
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow-strong);
}

.btn-glow {
  box-shadow: var(--shadow-glow);
}

.btn-large {
  padding: 18px 36px;
  font-size: var(--font-size-lg);
}

.btn-small {
  padding: 10px 18px;
  font-size: var(--font-size-sm);
}

/* ---- HERO STATS ---- */
.hero-stats {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.stat-number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--wa-green);
}

.stat-label {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-medium);
}

/* ---- HERO PHONE MOCKUP ---- */
.hero-right {
  display: flex;
  justify-content: center;
}

.hero-phone, .sim-phone {
  width: 360px;
  background: #1a1a2e;
  border-radius: 30px;
  border: 2px solid var(--border-medium);
  overflow: hidden;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  position: relative;
}

.phone-notch {
  width: 140px;
  height: 28px;
  background: var(--bg-primary);
  border-radius: 0 0 18px 18px;
  margin: 0 auto;
}

.phone-header, .sim-phone-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background: #1f2c34;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.phone-header-back, .sim-phone-back {
  color: var(--wa-green);
  font-size: 1.2rem;
}

.phone-header-avatar, .sim-phone-avatar {
  width: 36px;
  height: 36px;
  background: var(--wa-green-glow);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.phone-header-info, .sim-phone-info {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.phone-header-name, .sim-phone-name {
  font-weight: 600;
  font-size: var(--font-size-sm);
}

.phone-header-status, .sim-phone-status {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
}

.sim-phone-actions {
  color: var(--text-tertiary);
  font-size: 1.1rem;
  letter-spacing: 8px;
}

.phone-chat, .sim-chat-area {
  padding: var(--space-md);
  min-height: 320px;
  max-height: 420px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  background: #0b141a;
  background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 5 L35 15 L30 10 L25 15 Z' fill='rgba(255,255,255,0.01)'/%3E%3C/svg%3E");
}

.sim-chat-area {
  min-height: 400px;
  max-height: 500px;
}

.chat-date-badge {
  align-self: center;
  background: rgba(255,255,255,0.08);
  padding: 4px 14px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  margin-bottom: var(--space-sm);
}

/* ---- CHAT BUBBLES ---- */
.chat-bubble {
  max-width: 85%;
  padding: 8px 14px;
  border-radius: 12px;
  font-size: var(--font-size-sm);
  line-height: 1.5;
  animation: bubbleIn 0.3s ease;
  position: relative;
}

.chat-bubble.sent {
  align-self: flex-end;
  background: #005c4b;
  border-bottom-right-radius: 4px;
  color: #e9edef;
}

.chat-bubble.received {
  align-self: flex-start;
  background: #1f2c34;
  border-bottom-left-radius: 4px;
  color: #e9edef;
}

.chat-bubble p {
  margin-bottom: 2px;
}

.chat-bubble p:last-of-type {
  margin-bottom: 0;
}

.chat-bubble strong {
  color: var(--wa-green-light);
}

.chat-time {
  display: block;
  text-align: right;
  font-size: 0.65rem;
  color: rgba(255,255,255,0.4);
  margin-top: 4px;
}

.read-receipt {
  color: #53bdeb;
  font-size: 0.75rem;
}

@keyframes bubbleIn {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Hero message animation */
.hero-msg {
  opacity: 0;
  animation: heroMsgAppear 0.5s ease forwards;
  animation-delay: var(--delay);
}

@keyframes heroMsgAppear {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Typing indicator */
.typing-indicator {
  align-self: flex-start;
  background: #1f2c34;
  padding: 12px 18px;
  border-radius: 12px;
  border-bottom-left-radius: 4px;
  display: flex;
  gap: 4px;
  align-items: center;
}

.typing-indicator span {
  width: 8px;
  height: 8px;
  background: rgba(255,255,255,0.4);
  border-radius: 50%;
  animation: typingBounce 1.4s ease-in-out infinite;
}

.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-6px); opacity: 1; }
}

.phone-input, .sim-input-bar {
  display: flex;
  align-items: center;
  padding: var(--space-sm) var(--space-md);
  background: #1f2c34;
  gap: var(--space-sm);
  border-top: 1px solid rgba(255,255,255,0.05);
}

.phone-input span, .sim-input-bar span {
  color: var(--text-tertiary);
  font-size: var(--font-size-sm);
}

.phone-input span:first-child, .sim-input-bar .sim-input-text {
  flex: 1;
  background: rgba(255,255,255,0.05);
  padding: 8px 14px;
  border-radius: var(--radius-full);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: var(--text-tertiary);
  font-size: var(--font-size-xs);
  animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-arrow {
  width: 20px;
  height: 20px;
  border-right: 2px solid var(--text-tertiary);
  border-bottom: 2px solid var(--text-tertiary);
  transform: rotate(45deg);
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ========================================================
   SECTION HEADERS
   ======================================================== */
section {
  padding: var(--space-4xl) 0;
  position: relative;
}

#simulator { background: var(--bg-secondary); }
#for-everyone { background: var(--bg-secondary); }

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-tag {
  display: inline-block;
  background: var(--wa-green-glow);
  color: var(--wa-green);
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-md);
  border: 1px solid rgba(37, 211, 102, 0.2);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ========================================================
   PIPELINE SIMULATOR
   ======================================================== */
.simulator-categories {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

.sim-cat {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 10px 20px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}

.sim-cat:hover {
  border-color: var(--wa-green);
  color: var(--text-primary);
  background: var(--wa-green-glow);
}

.sim-cat.active {
  background: var(--wa-green);
  color: #000;
  border-color: var(--wa-green);
  font-weight: 700;
}

.sim-cat-icon { font-size: 1.1rem; }

.simulator-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.sim-phone {
  width: 100%;
  max-width: 380px;
  margin: 0 auto;
}

.sim-cta-panel {
  text-align: left;
}

.sim-cta-panel h3 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.sim-cta-panel p {
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}

.sim-number {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
  margin-top: var(--space-md) !important;
}

/* ========================================================
   AI QUERY BUILDER
   ======================================================== */
.builder-layout {
  max-width: 700px;
  margin: 0 auto;
}

.builder-step {
  animation: fadeSlideIn 0.4s ease;
}

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateX(20px); }
  to { opacity: 1; transform: translateX(0); }
}

.step-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.step-number {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  color: #000;
  font-weight: 800;
  font-size: var(--font-size-lg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.step-header h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.builder-categories {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.builder-cat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xl) var(--space-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-family: var(--font-family);
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.builder-cat:hover {
  border-color: var(--wa-green);
  background: var(--wa-green-glow);
  color: var(--text-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.builder-cat-icon {
  font-size: 2rem;
}

.builder-cat-name {
  font-size: var(--font-size-sm);
  font-weight: 500;
  text-align: center;
}

/* Builder Form */
.builder-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.builder-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.builder-field label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--text-secondary);
}

.builder-field input,
.builder-field select,
.builder-field textarea {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  padding: 14px 18px;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  outline: none;
  transition: all var(--transition-fast);
}

.builder-field input:focus,
.builder-field select:focus,
.builder-field textarea:focus {
  border-color: var(--wa-green);
  box-shadow: 0 0 0 3px var(--wa-green-glow);
}

.builder-field textarea {
  min-height: 100px;
  resize: vertical;
}

.builder-form-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Builder Result */
.builder-result {
  text-align: center;
}

.result-preview {
  margin-bottom: var(--space-2xl);
}

.result-chat-bubble {
  display: inline-block;
  max-width: 400px;
  background: #005c4b;
  padding: 14px 20px;
  border-radius: 14px;
  border-bottom-right-radius: 4px;
  font-size: var(--font-size-base);
  text-align: left;
  line-height: 1.6;
  color: #e9edef;
  box-shadow: var(--shadow-md);
}

.result-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}

.result-secondary-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  justify-content: center;
}

/* QR Code */
.qr-section {
  margin-top: var(--space-2xl);
  animation: fadeSlideIn 0.4s ease;
}

.qr-card {
  display: inline-block;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
}

.qr-card h4 {
  margin-bottom: var(--space-lg);
  color: var(--text-secondary);
}

.qr-card canvas,
.qr-card img {
  border-radius: var(--radius-sm);
}

.qr-hint {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  margin-top: var(--space-md);
}

/* ========================================================
   FOR EVERYONE TABS
   ======================================================== */
.tabs-wrapper {
  max-width: 1000px;
  margin: 0 auto;
}

.tab-buttons {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  background: var(--bg-surface);
  border-radius: var(--radius-full);
  padding: 6px;
  width: fit-content;
  margin-left: auto;
  margin-right: auto;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 12px 24px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
}

.tab-btn:hover {
  color: var(--text-primary);
}

.tab-btn.active {
  background: var(--wa-green);
  color: #000;
}

.tab-panel {
  display: none;
  animation: fadeSlideIn 0.4s ease;
}

.tab-panel.active {
  display: block;
}

.tab-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-3xl);
}

.tab-info h3 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.tab-info > p {
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.feature-icon {
  font-size: 1.1rem;
  flex-shrink: 0;
}

.tab-cta {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  align-items: flex-start;
}

/* Use case grid */
.use-case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.use-case-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.use-case-card:hover {
  border-color: var(--wa-green);
  transform: translateY(-2px);
  color: var(--text-primary);
}

/* Business flow */
.business-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.flow-step {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  min-width: 100px;
}

.flow-number {
  width: 32px;
  height: 32px;
  background: var(--gradient-primary);
  color: #000;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-sm);
}

.flow-step p {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
}

.flow-arrow {
  color: var(--wa-green);
  font-size: 1.2rem;
  font-weight: 700;
}

/* Creator benefits */
.creator-benefits {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.benefit-card {
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-base);
}

.benefit-card:hover {
  border-color: var(--wa-green);
  transform: translateX(4px);
}

.benefit-icon {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
  display: block;
}

.benefit-card h4 {
  font-size: var(--font-size-sm);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.benefit-card p {
  font-size: var(--font-size-xs);
  color: var(--text-secondary);
}

/* ========================================================
   EMBED WIDGET
   ======================================================== */
.embed-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: start;
  max-width: 900px;
  margin: 0 auto;
}

.embed-preview h4,
.embed-code-area h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.embed-preview-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-3xl);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 250px;
}

.embed-widget-preview {
  text-align: center;
}

.embed-widget-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: var(--wa-green);
  color: #000;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  box-shadow: var(--shadow-glow);
  cursor: pointer;
  transition: all var(--transition-base);
}

.embed-widget-btn:hover {
  transform: scale(1.05);
}

.embed-widget-sub {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  margin-top: var(--space-md);
}

.embed-options {
  margin-bottom: var(--space-xl);
}

.embed-option {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.embed-option label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  min-width: 50px;
}

.embed-option select {
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  padding: 8px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  outline: none;
  cursor: pointer;
}

.embed-option select:focus {
  border-color: var(--wa-green);
}

.code-block {
  position: relative;
  background: #0d0d14;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.code-block pre {
  padding: var(--space-xl);
  overflow-x: auto;
  font-size: var(--font-size-xs);
  line-height: 1.8;
  color: var(--text-secondary);
}

.code-block code {
  font-family: 'Fira Code', 'Consolas', monospace;
}

.copy-btn {
  position: absolute;
  top: var(--space-sm);
  right: var(--space-sm);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-medium);
  color: var(--text-secondary);
  font-family: var(--font-family);
  font-size: var(--font-size-xs);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.copy-btn:hover {
  background: var(--wa-green);
  color: #000;
  border-color: var(--wa-green);
}

/* ========================================================
   FINAL CTA
   ======================================================== */
#final-cta {
  padding: var(--space-4xl) 0;
}

.cta-card {
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-4xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(255,255,255,0.1) 0%, transparent 60%);
}

.cta-card h2 {
  font-size: var(--font-size-4xl);
  font-weight: 800;
  color: #000;
  margin-bottom: var(--space-md);
  position: relative;
}

.cta-card p {
  color: rgba(0,0,0,0.7);
  font-size: var(--font-size-lg);
  max-width: 500px;
  margin: 0 auto var(--space-2xl);
  position: relative;
}

.cta-actions {
  position: relative;
}

.cta-card .btn-whatsapp {
  background: #000;
  color: var(--wa-green);
}

.cta-card .btn-whatsapp:hover {
  background: #111;
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
  color: var(--wa-green);
}

.cta-number {
  font-size: var(--font-size-sm);
  color: rgba(0,0,0,0.6);
  margin-top: var(--space-lg);
  position: relative;
}

/* ========================================================
   FOOTER
   ======================================================== */
#footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-4xl) 0 var(--space-2xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand p {
  color: var(--text-tertiary);
  font-size: var(--font-size-sm);
  margin-top: var(--space-md);
  max-width: 280px;
}

.footer-official {
  margin-top: var(--space-md) !important;
}

.footer-links-group h4 {
  font-size: var(--font-size-sm);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links-group li {
  margin-bottom: var(--space-sm);
}

.footer-links-group a {
  color: var(--text-tertiary);
  font-size: var(--font-size-sm);
  transition: color var(--transition-fast);
}

.footer-links-group a:hover {
  color: var(--wa-green);
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: var(--space-xl);
  text-align: center;
}

.footer-bottom p {
  font-size: var(--font-size-sm);
  color: var(--text-tertiary);
}

.footer-disclaimer {
  font-size: var(--font-size-xs) !important;
  margin-top: var(--space-sm);
  color: var(--text-tertiary);
}

/* ========================================================
   TOAST NOTIFICATION
   ======================================================== */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--wa-green);
  color: var(--text-primary);
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 500;
  z-index: 2000;
  box-shadow: var(--shadow-glow);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

/* ========================================================
   RESPONSIVE DESIGN
   ======================================================== */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--space-3xl);
  }

  .hero-subtitle { margin: 0 auto var(--space-2xl); }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }

  .simulator-wrapper {
    grid-template-columns: 1fr;
  }

  .sim-cta-panel { text-align: center; }

  .tab-content {
    grid-template-columns: 1fr;
  }

  .embed-layout {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2xl);
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.5rem;
  }

  .container { padding: 0 var(--space-lg); }

  section { padding: var(--space-3xl) 0; }

  .nav-links { display: none; }
  .nav-hamburger { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.98);
    padding: var(--space-xl);
    border-bottom: 1px solid var(--border-subtle);
    gap: var(--space-md);
  }

  .hero-phone, .sim-phone {
    width: 100%;
    max-width: 340px;
  }

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

  .tab-buttons {
    flex-direction: column;
    padding: var(--space-sm);
    border-radius: var(--radius-md);
  }

  .tab-content {
    padding: var(--space-xl);
  }

  .business-flow {
    flex-direction: column;
  }

  .flow-arrow {
    transform: rotate(90deg);
  }

  .use-case-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-md);
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

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

  .cta-card {
    padding: var(--space-2xl);
  }

  .result-secondary-actions {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 480px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
  }

  .builder-categories {
    grid-template-columns: 1fr 1fr;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn { width: 100%; justify-content: center; }
}