/* ==========================================================================
   Antigravity AI Japan - Portfolio & Showcase Styling
   Theme: Tokyo Tech Dark / Violet & Emerald
   ========================================================================== */

:root {
  --bg-dark: #07090E;
  --bg-surface: #0E131F;
  --bg-card: #151C2C;
  --bg-card-border: rgba(255, 255, 255, 0.08);
  
  --primary: #7C3AED;
  --primary-glow: rgba(124, 58, 237, 0.35);
  --primary-light: #A78BFA;
  
  --accent-green: #10B981;
  --accent-green-glow: rgba(16, 185, 129, 0.3);
  --accent-red: #EF4444;
  
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  
  --font-main: 'Plus Jakarta Sans', -apple-system, sans-serif;
  --font-jp: 'Noto Sans JP', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-center {
  text-align: center;
}

/* ==========================================
   BUTTONS & BADGES
   ========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.25s ease;
  cursor: pointer;
  border: none;
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.88rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
  padding: 12px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, #6366F1 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(124, 58, 237, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-main);
  border: 1px solid var(--bg-card-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.14);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background: var(--primary);
  color: #FFF;
}

.gradient-text {
  background: linear-gradient(90deg, #C084FC 0%, #38BDF8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tag-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(124, 58, 237, 0.15);
  border: 1px solid rgba(124, 58, 237, 0.4);
  color: #DDD6FE;
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 20px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 10px var(--accent-green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* ==========================================
   NAVBAR
   ========================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--bg-card-border);
  padding: 16px 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-badge {
  background: var(--primary);
  color: #FFF;
  font-weight: 800;
  font-size: 0.85rem;
  padding: 3px 8px;
  border-radius: 6px;
  letter-spacing: 0.5px;
}

.logo-text {
  font-size: 1.15rem;
  color: var(--text-main);
}

.logo-text small.region {
  color: var(--accent-green);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  margin-left: 4px;
}

.nav-links {
  display: flex;
  gap: 24px;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: #FFFFFF;
}

/* ==========================================
   HERO
   ========================================== */
.hero {
  padding: 80px 0 60px 0;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 32px;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
}

.trust-stats {
  display: flex;
  gap: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--bg-card-border);
}

.stat-item strong {
  display: block;
  font-size: 1.4rem;
  color: #FFFFFF;
}

.stat-item span {
  font-size: 0.85rem;
  color: var(--text-dim);
}

.media-card {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--bg-card-border);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.hero-img {
  width: 100%;
  display: block;
  transition: transform 0.4s ease;
}

.media-card:hover .hero-img {
  transform: scale(1.02);
}

.floating-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  right: 20px;
  background: rgba(14, 19, 31, 0.92);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(16, 185, 129, 0.4);
  padding: 12px 18px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.floating-badge .badge-icon {
  font-size: 1.5rem;
}

.floating-badge strong {
  display: block;
  font-size: 0.95rem;
  color: #FFFFFF;
}

.floating-badge small {
  color: var(--accent-green);
  font-weight: 500;
}

/* ==========================================
   SECTIONS GENERAL
   ========================================== */
.section {
  padding: 80px 0;
}

.dark-bg {
  background: var(--bg-surface);
}

.section-header {
  max-width: 680px;
  margin: 0 auto 50px auto;
}

.section-subtitle {
  color: var(--primary-light);
  text-transform: uppercase;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  display: block;
  margin-bottom: 10px;
}

.section-header h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
}

/* ==========================================
   PAIN VS SOLUTION
   ========================================== */
.comparison-showcase {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.comparison-image-wrapper {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--bg-card-border);
  box-shadow: 0 15px 40px rgba(0,0,0,0.4);
}

.comparison-img {
  width: 100%;
  display: block;
}

.pain-points-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.pain-card, .solution-card {
  padding: 32px;
  border-radius: 16px;
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
}

.pain-card {
  border-top: 4px solid var(--accent-red);
}

.solution-card {
  border-top: 4px solid var(--accent-green);
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.08);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 14px;
}

.pain-card h3, .solution-card h3 {
  font-size: 1.3rem;
  margin-bottom: 18px;
}

.pain-card ul, .solution-card ul {
  list-style: none;
}

.pain-card li, .solution-card li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 12px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.pain-card li::before {
  content: "•";
  color: var(--accent-red);
  font-size: 1.4rem;
  position: absolute;
  left: 4px;
  top: -4px;
}

.solution-card li::before {
  content: "✓";
  color: var(--accent-green);
  font-weight: 700;
  position: absolute;
  left: 2px;
  top: 0;
}

/* ==========================================
   SIMULATOR SECTION
   ========================================== */
.niche-selector {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 36px;
}

.niche-btn {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  color: var(--text-muted);
  padding: 12px 22px;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all 0.2s;
}

.niche-btn:hover {
  background: rgba(124, 58, 237, 0.15);
  color: #FFFFFF;
}

.niche-btn.active {
  background: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary-light);
  box-shadow: 0 4px 15px var(--primary-glow);
}

.simulator-wrapper {
  max-width: 520px;
  margin: 0 auto;
}

.phone-mockup {
  background: #0B0E17;
  border-radius: 36px;
  border: 8px solid #222B3F;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7), 0 0 30px var(--primary-glow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 640px;
}

.phone-top-bar {
  display: flex;
  justify-content: space-between;
  padding: 8px 24px;
  font-size: 0.8rem;
  color: #94A3B8;
  background: #111726;
}

.phone-chat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  background: #151D30;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.phone-chat-header .avatar {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--primary) 0%, #3B82F6 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}

.chat-header-info strong {
  display: block;
  font-size: 0.92rem;
  color: #FFFFFF;
}

.chat-header-info small.status {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--accent-green);
  font-size: 0.75rem;
}

.online-indicator {
  width: 6px;
  height: 6px;
  background: var(--accent-green);
  border-radius: 50%;
}

.chat-badges .lang-tag {
  background: rgba(255,255,255,0.1);
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.72rem;
  color: #CBD5E1;
  font-weight: 600;
}

.chat-messages {
  flex-grow: 1;
  padding: 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.msg {
  max-width: 82%;
  padding: 10px 14px;
  border-radius: 14px;
  font-size: 0.88rem;
  line-height: 1.45;
  animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.msg.user {
  align-self: flex-end;
  background: #2563EB;
  color: #FFFFFF;
  border-bottom-right-radius: 2px;
}

.msg.bot {
  align-self: flex-start;
  background: #1E293B;
  color: #F1F5F9;
  border-bottom-left-radius: 2px;
  border-left: 3px solid var(--accent-green);
}

.msg .msg-time {
  display: block;
  font-size: 0.68rem;
  color: rgba(255,255,255,0.5);
  text-align: right;
  margin-top: 4px;
}

.chat-quick-replies {
  padding: 8px 14px;
  background: #111726;
  display: flex;
  gap: 8px;
  overflow-x: auto;
  white-space: nowrap;
}

.quick-chip {
  background: rgba(124, 58, 237, 0.2);
  border: 1px solid var(--primary);
  color: #DDD6FE;
  padding: 6px 12px;
  border-radius: 9999px;
  font-size: 0.78rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  flex-shrink: 0;
}

.quick-chip:hover {
  background: var(--primary);
  color: #FFF;
}

.phone-input-bar {
  display: flex;
  padding: 10px 14px;
  background: #151D30;
  gap: 8px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.phone-input-bar input {
  flex-grow: 1;
  background: #0B0E17;
  border: 1px solid var(--bg-card-border);
  color: #FFF;
  padding: 8px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  outline: none;
}

.phone-input-bar input:focus {
  border-color: var(--primary);
}

.send-btn {
  background: var(--primary);
  border: none;
  color: #FFF;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 0.9rem;
}

/* ==========================================
   CASE STUDIES
   ========================================== */
.cases-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.case-card {
  background: var(--bg-card);
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--bg-card-border);
}

.case-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(7, 9, 14, 0.85);
  border: 1px solid var(--primary);
  color: var(--primary-light);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
}

.case-body {
  padding: 24px;
}

.case-body h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.case-body p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 18px;
}

.case-metrics {
  display: flex;
  gap: 24px;
  margin-bottom: 18px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.03);
  border-radius: 8px;
}

.metric strong {
  display: block;
  font-size: 1.25rem;
  color: var(--accent-green);
}

.metric span {
  font-size: 0.78rem;
  color: var(--text-dim);
}

.case-quote {
  font-style: italic;
  font-size: 0.88rem;
  color: #CBD5E1;
  border-left: 3px solid var(--primary);
  padding-left: 12px;
}

/* ==========================================
   ROI CALCULATOR
   ========================================== */
.calculator-box {
  background: linear-gradient(145deg, #111728 0%, #171E33 100%);
  border: 1px solid rgba(124, 58, 237, 0.3);
  border-radius: 24px;
  padding: 48px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  margin-top: 36px;
  align-items: center;
}

.control-group {
  margin-bottom: 28px;
}

.control-group label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
  font-size: 0.95rem;
}

.control-group label strong {
  color: var(--primary-light);
  font-size: 1.05rem;
}

input[type="range"] {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: #252F48;
  outline: none;
  -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 0 10px var(--primary);
}

.result-card {
  background: #0B0E17;
  border: 1px solid var(--bg-card-border);
  padding: 30px;
  border-radius: 16px;
  text-align: center;
}

.result-card small {
  color: var(--text-dim);
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 1px;
}

.lost-amount {
  font-size: 2.4rem;
  color: var(--accent-red);
  font-weight: 800;
  margin: 8px 0;
}

.lost-detail {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.result-card hr {
  border: none;
  height: 1px;
  background: rgba(255,255,255,0.08);
  margin: 20px 0;
}

.roi-summary {
  display: flex;
  justify-content: space-around;
}

.roi-summary strong {
  display: block;
  font-size: 1.05rem;
  margin-top: 4px;
}

.profit-highlight {
  color: var(--accent-green) !important;
  font-weight: 800;
}

/* ==========================================
   PRICING
   ========================================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--bg-card-border);
  border-radius: 20px;
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--primary);
  background: linear-gradient(160deg, #181F36 0%, #151828 100%);
  box-shadow: 0 20px 40px var(--primary-glow);
  transform: translateY(-8px);
}

.badge-featured {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #FFF;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.plan-header h3 {
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.plan-header p {
  font-size: 0.85rem;
  color: var(--text-muted);
  min-height: 40px;
}

.price {
  margin: 20px 0 6px 0;
}

.price .amount {
  font-size: 2.2rem;
  font-weight: 800;
  color: #FFF;
}

.price .period {
  font-size: 0.9rem;
  color: var(--text-dim);
}

.setup-fee {
  display: block;
  color: var(--accent-green);
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 24px;
}

.plan-features {
  list-style: none;
  margin-bottom: 30px;
  flex-grow: 1;
}

.plan-features li {
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 12px;
}

/* ==========================================
   CTA & FOOTER
   ========================================== */
.cta-section {
  background: radial-gradient(circle at center, rgba(124, 58, 237, 0.2) 0%, var(--bg-dark) 70%);
  padding: 90px 0;
}

.cta-section h2 {
  font-size: 2.4rem;
  max-width: 650px;
  margin: 0 auto 16px auto;
}

.cta-section p {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 32px auto;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
}

.cta-note {
  font-size: 0.85rem;
  color: var(--text-dim);
}

.footer {
  border-top: 1px solid var(--bg-card-border);
  padding: 30px 0;
  font-size: 0.85rem;
  color: var(--text-dim);
}

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

/* Responsive */
@media (max-width: 900px) {
  .hero-grid, .pain-points-grid, .calc-grid, .cases-grid, .pricing-grid {
    grid-template-columns: 1fr;
  }
  .pricing-card.featured {
    transform: none;
  }
  .nav-links {
    display: none;
  }
  .hero h1 {
    font-size: 2.2rem;
  }
}
/* LINE Button & Direct Contact Card */
.btn-line {
  background: #06C755;
  color: #FFFFFF;
  font-weight: 700;
  box-shadow: 0 4px 15px rgba(6, 199, 85, 0.35);
}

.btn-line:hover {
  background: #05B34C;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(6, 199, 85, 0.5);
  color: #FFFFFF;
}

.nav-cta-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.direct-contact-card {
  max-width: 600px;
  margin: 30px auto 20px auto;
  background: rgba(21, 28, 44, 0.8);
  border: 1px solid var(--bg-card-border);
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}

.contact-methods {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.contact-info-text {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 16px;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.contact-info-text a {
  color: var(--primary-light);
  text-decoration: none;
  font-weight: 700;
}

.contact-info-text a:hover {
  text-decoration: underline;
}

/* ==========================================
   REGION SWITCHER (JAPÃO 🇯🇵 vs BRASIL 🇧🇷)
   ========================================== */
.region-switcher {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 40px;
  padding: 4px;
  gap: 4px;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
  transition: all 0.3s ease;
}

.region-switcher:hover {
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.25);
}

.region-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  color: var(--text-muted);
  border: 1px solid transparent;
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
  user-select: none;
}

.region-btn .flag {
  font-size: 1.1rem;
  line-height: 1;
}

.region-btn .region-label {
  font-weight: 600;
}

.region-btn small {
  opacity: 0.75;
  font-size: 0.78rem;
  font-weight: 700;
}

.region-btn:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.08);
}

.region-btn.active {
  background: linear-gradient(135deg, var(--primary) 0%, #6366F1 100%);
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 2px 12px rgba(124, 58, 237, 0.45);
}

.region-btn.active small {
  opacity: 0.95;
  color: #FFFFFF;
}

/* Region transition pulse animation */
.region-switching {
  animation: regionPulse 0.4s ease-out;
}

@keyframes regionPulse {
  0% { opacity: 0.6; transform: scale(0.98); }
  100% { opacity: 1; transform: scale(1); }
}

@media (max-width: 900px) {
  .region-switcher {
    order: 3;
    margin: 8px 0 0 0;
  }
}

@media (max-width: 650px) {
  .nav-content {
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
  }
  .region-switcher {
    width: 100%;
    justify-content: center;
    order: 4;
  }
  .region-btn {
    flex: 1;
    justify-content: center;
    padding: 8px 12px;
  }
}