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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: #f5f5f5;
  color: #1a1a1a;
  line-height: 1.5;
  min-height: 100vh;
}

/* ========== HEADER ========== */
.header {
  background: #ffffff;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #e5e5e5;
  position: sticky;
  top: 0;
  z-index: 100;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: #0b7a3e;
  font-weight: 700;
  font-size: 18px;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #0b7a3e, #1a9b52);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 16px;
}

.close-btn {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  color: #555;
  font-size: 18px;
}

/* ========== MAIN PAGE (Chat Style) ========== */
.hero-section {
  background: linear-gradient(180deg, #e8f5e9 0%, #ffffff 100%);
  padding: 24px 16px 40px;
  text-align: center;
}

.hero-title {
  font-size: 22px;
  font-weight: 700;
  color: #0b7a3e;
  margin-bottom: 8px;
  line-height: 1.3;
}

.hero-subtitle {
  font-size: 15px;
  color: #555;
  margin-bottom: 24px;
}

.whatsapp-icon {
  color: #25D366;
  font-weight: 600;
}

/* Chat Mockup */
.chat-container {
  max-width: 380px;
  margin: 0 auto 30px;
  background: #e5ddd5;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0,0,0,0.12);
  border: 1px solid #ddd;
}

.chat-header {
  background: #075E54;
  color: white;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.chat-avatar {
  width: 40px;
  height: 40px;
  background: #128C7E;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.chat-name {
  font-weight: 600;
  font-size: 16px;
}

.chat-status {
  font-size: 12px;
  opacity: 0.85;
}

.chat-body {
  padding: 16px;
  background: #e5ddd5 url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23d4cbc3' fill-opacity='0.4'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  min-height: 320px;
}

.message {
  max-width: 85%;
  margin-bottom: 10px;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.4;
  position: relative;
}

.message.bot {
  background: white;
  border-top-left-radius: 0;
  margin-right: auto;
  box-shadow: 0 1px 2px rgba(0,0,0,0.08);
}

.message.user {
  background: #dcf8c6;
  border-top-right-radius: 0;
  margin-left: auto;
  text-align: right;
}

.message-time {
  font-size: 11px;
  color: #999;
  margin-top: 4px;
  text-align: right;
}

.status-preview {
  background: white;
  border-radius: 10px;
  padding: 12px;
  margin-top: 8px;
  text-align: center;
  border: 1px solid #e0e0e0;
}

.status-preview img {
  width: 100%;
  max-width: 180px;
  border-radius: 8px;
  margin-bottom: 8px;
}

.status-name {
  font-weight: 700;
  color: #0b7a3e;
  font-size: 15px;
}

.status-text {
  font-size: 13px;
  color: #444;
  margin-top: 4px;
}

/* CTA Button */
.cta-button {
  display: block;
  width: 100%;
  max-width: 380px;
  margin: 0 auto;
  background: linear-gradient(135deg, #0b7a3e, #128C7E);
  color: white;
  text-align: center;
  padding: 16px 24px;
  border-radius: 50px;
  font-size: 17px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(11, 122, 62, 0.35);
  transition: transform 0.2s, box-shadow 0.2s;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(11, 122, 62, 0.45);
}

.cta-sub {
  display: block;
  font-size: 12px;
  font-weight: 400;
  opacity: 0.9;
  margin-top: 4px;
}

.note-text {
  text-align: center;
  font-size: 13px;
  color: #777;
  margin-top: 16px;
  max-width: 380px;
  margin-left: auto;
  margin-right: auto;
}

/* ========== PAYMENT PAGE ========== */
.payment-page {
  background: #ffffff;
  min-height: 100vh;
}

.payment-hero {
  text-align: center;
  padding: 40px 20px 30px;
  background: linear-gradient(180deg, #e8f5e9 0%, #ffffff 60%);
}

.payment-logo {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #0b7a3e, #1a9b52);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: white;
  font-size: 28px;
  font-weight: 700;
  box-shadow: 0 8px 25px rgba(11, 122, 62, 0.25);
}

.payment-title {
  font-size: 22px;
  font-weight: 700;
  color: #0b7a3e;
  margin-bottom: 8px;
}

.payment-subtitle {
  font-size: 14px;
  color: #666;
  max-width: 300px;
  margin: 0 auto 20px;
}

.waiting-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff3e0;
  color: #e65100;
  padding: 8px 16px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 500;
  border: 1px solid #ffe0b2;
}

.upi-section {
  padding: 0 16px 30px;
  max-width: 420px;
  margin: 0 auto;
}

.section-title {
  font-size: 15px;
  font-weight: 600;
  color: #333;
  margin-bottom: 14px;
}

.upi-list {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid #e8e8e8;
  box-shadow: 0 2px 10px rgba(0,0,0,0.04);
}

.upi-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid #f0f0f0;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s;
}

.upi-item:last-child {
  border-bottom: none;
}

.upi-item:hover {
  background: #f9f9f9;
}

.upi-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.upi-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  color: white;
}

.upi-icon.phonepe { background: #5f259f; }
.upi-icon.gpay { background: #fff; border: 1px solid #e0e0e0; color: #4285F4; }
.upi-icon.paytm { background: #00baf2; }
.upi-icon.other { background: #ff9800; }

.upi-name {
  font-weight: 600;
  font-size: 15px;
}

.open-btn {
  background: #0b7a3e;
  color: white;
  padding: 8px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

/* Service Details */
.service-box {
  margin-top: 28px;
  background: #f8f9fa;
  border-radius: 12px;
  padding: 16px;
  border: 1px solid #e9ecef;
}

.service-box h3 {
  font-size: 15px;
  margin-bottom: 12px;
  color: #333;
}

.service-row {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid #eee;
  font-size: 14px;
}

.service-row:last-child {
  border-bottom: none;
}

.service-label {
  color: #666;
}

.service-value {
  font-weight: 600;
  color: #222;
}

/* ========== FOOTER ========== */
.footer {
  background: #1a1a1a;
  color: #ccc;
  padding: 30px 16px 20px;
  text-align: center;
  margin-top: 40px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
  margin-bottom: 16px;
}

.footer-links a {
  color: #aaa;
  text-decoration: none;
  font-size: 13px;
}

.footer-links a:hover {
  color: #0b7a3e;
}

.footer-copy {
  font-size: 12px;
  color: #777;
  margin-top: 10px;
}

/* ========== INNER PAGES ========== */
.page-content {
  max-width: 700px;
  margin: 0 auto;
  padding: 30px 20px 50px;
  background: white;
  min-height: 70vh;
}

.page-content h1 {
  font-size: 24px;
  color: #0b7a3e;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid #e8f5e9;
}

.page-content h2 {
  font-size: 18px;
  color: #333;
  margin: 24px 0 10px;
}

.page-content p, .page-content li {
  font-size: 15px;
  color: #444;
  margin-bottom: 12px;
  line-height: 1.6;
}

.page-content ul {
  padding-left: 20px;
  margin-bottom: 16px;
}

/* Responsive */
@media (max-width: 480px) {
  .hero-title {
    font-size: 20px;
  }
  .payment-title {
    font-size: 20px;
  }
}