:root {
  --primary: #007d79;
  --primary-dark: #005f5c;
  --primary-light: #00a89e;
  --primary-xlight: #e6f5f5;
  --accent: #f0a500;
  --text: #0f1c1c;
  --text-muted: #4a6565;
  --bg: #f0f7f7;
  --white: #ffffff;
}
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "DM Sans", sans-serif;
  color: var(--text);
  overflow-x: hidden;
}
.bannerimg {
  width: 60%;
}

/* ════ NAV ════ */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 15%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0, 125, 121, 0.09);
  box-shadow: 0 2px 16px rgba(0, 125, 121, 0.06);
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
}
.logo-icon {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 17px;
  font-weight: 800;
  flex-shrink: 0;
}
.logo-text {
  font-family: "Poppins", sans-serif;
  font-weight: 700;
  font-size: 19px;
  color: var(--primary);
  letter-spacing: -0.4px;
}
.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 14px;
  font-weight: 800 !important;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
}
.nav-actions {
  display: flex;
  gap: 10px;
  align-items: center;
}
.btn-ghost {
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  text-decoration: none;
  padding: 9px 18px;
  border-radius: 99px;
  transition: all 0.2s;
}
.btn-ghost:hover {
  background: var(--primary-xlight);
  color: var(--primary);
}
.btn-nav {
  display: inline-flex;
  align-items: center;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  padding: 10px 20px;
  border-radius: 99px;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(0, 125, 121, 0.28);
  transition: all 0.2s;
}
.btn-nav:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile drawer */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  top: 61px;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(20px);
  z-index: 190;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 20px;
  opacity: 0;
  transition: opacity 0.25s ease;
}
.mobile-menu.open {
  display: flex;
  opacity: 1;
}
.mobile-menu a {
  font-size: 19px;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  padding: 13px 28px;
  border-radius: 12px;
  width: 100%;
  max-width: 300px;
  text-align: center;
  transition: all 0.2s;
}
.mobile-menu a:hover {
  background: var(--primary-xlight);
  color: var(--primary);
}
.mobile-cta {
  background: var(--primary) !important;
  color: white !important;
  box-shadow: 0 6px 20px rgba(0, 125, 121, 0.3);
  margin-top: 6px;
}

/* ════ BUTTONS ════ */
.btn-primary-lg {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: 99px;
  text-decoration: none;
  box-shadow: 0 6px 24px rgba(0, 125, 121, 0.35);
  transition: all 0.2s;
}
.btn-primary-lg:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}
.btn-outline-lg {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--text);
  font-size: 15px;
  font-weight: 500;
  padding: 12px 24px;
  border-radius: 99px;
  text-decoration: none;
  border: 1.5px solid rgba(0, 0, 0, 0.12);
  background: white;
  transition: all 0.2s;
}
.btn-outline-lg:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* ════ HERO ════ */
.hero {
  min-height: 80vh;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.banner-text {
  padding-left: 15%;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}
.blob-1 {
  width: 500px;
  height: 500px;
  background: rgba(0, 168, 158, 0.13);
  top: -120px;
  left: -120px;
  animation: blobFloat 10s ease-in-out infinite;
}
.blob-2 {
  width: 320px;
  height: 320px;
  background: rgba(240, 165, 0, 0.1);
  bottom: 0;
  right: -80px;
  animation: blobFloat 13s ease-in-out infinite reverse;
}
.blob-3 {
  width: 200px;
  height: 200px;
  background: rgba(0, 125, 121, 0.08);
  top: 50%;
  left: 8%;
  animation: blobFloat 8s ease-in-out infinite 2s;
}
@keyframes blobFloat {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(20px, -30px) scale(1.05);
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: white;
  border: 1px solid rgba(0, 125, 121, 0.18);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 99px;
  margin-bottom: 22px;
  box-shadow: 0 2px 12px rgba(0, 125, 121, 0.1);
  animation: fadeUp 0.5s ease both;
}
.badge-dot {
  width: 7px;
  height: 7px;
  background: #22c55e;
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(0.7);
  }
}

.hero h1 {
  font-family: "Sora", sans-serif;
  font-size: clamp(24px, 5vw, 58px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -2px;
  color: var(--text);
  max-width: 740px;
  animation: fadeUp 0.5s 0.08s ease both;
}
.hero h1 span {
  color: var(--primary);
}
.hero > p {
  margin-top: 18px;
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.75;
  animation: fadeUp 0.5s 0.14s ease both;
}
.hero-cta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 32px;
  flex-wrap: wrap;
  animation: fadeUp 0.5s 0.2s ease both;
}

.gradient-section {
  background: linear-gradient(white, rgb(250, 255, 255));
}

/* ════ SHARED SECTION ════ */
.sec {
  margin: 0 auto;
  padding: 72px 15%;
}
.sec-lbl {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--primary);
  background: var(--primary-xlight);
  padding: 5px 14px;
  border-radius: 99px;
  margin-bottom: 14px;
}
.sec-title {
  font-family: "Sora", sans-serif;
  font-size: clamp(24px, 4vw, 40px);
  font-weight: 800;
  letter-spacing: -1.5px;
  color: var(--text);
  line-height: 1.15;
}
.sec-sub {
  margin-top: 10px;
  font-size: 15px;
  color: var(--text-muted);
  max-width: 440px;
  line-height: 1.75;
  border-left: 4px solid #007d79;
  border-radius: 4px;
  padding-left: 1%;
}

/* ════ FEATURES ════ */
.features-wrap {
  display: flex;
  gap: 48px;
  align-items: center;
  margin-top: 28px;
}
.features-list {
  display: flex;
  flex-direction: row;
  gap: 22px;
}
.feat-item {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
  padding: 14px;
  border-radius: 14px;
  transition: background 0.2s;
}
.feat-item:hover {
  background: rgba(0, 125, 121, 0.04);
}
.feat-ico {
  width: 46px;
  height: 46px;
  border-radius: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
  border: 1px solid rgba(0, 125, 121, 0.12);
}
.feat-title {
  font-family: "Sora", sans-serif;
  font-weight: 700;
  font-size: 15px;
  color: var(--text);
  margin-bottom: 4px;
}
.feat-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ════ TRANSACTIONS ════ */
.tx-wrap {
  padding: 72px 0px;
}
.tx-inner {
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
}
/* tx-img-col wraps the image that originally used inline overflow trick */
.tx-img-col {
  width: 100%;
  overflow: hidden;
}
.tx-img-col img {
  width: 120%;
  margin-left: -20%;
}
.tx-btns {
  display: flex;
  gap: 12px;
  margin-top: 26px;
  flex-wrap: wrap;
}

/* ════ HOW IT WORKS — TABS ════ */
.how-wrap {
  padding: 72px 24px;
}
.how-inner {
  margin: 0 auto;
}
.how-header {
  text-align: center;
  margin-bottom: 48px;
}
.how-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}
.steps-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.step-btn {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 16px;
  border-radius: 14px;
  cursor: pointer;
  transition: background 0.2s;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.step-btn:hover {
  background: rgba(0, 125, 121, 0.04);
}
.step-btn.active {
  background: var(--primary-xlight);
}
.step-num {
  width: 40px;
  height: 40px;
  border-radius: 11px;
  background: rgba(0, 125, 121, 0.11);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Sora", sans-serif;
  font-weight: 800;
  font-size: 15px;
  flex-shrink: 0;
  transition: all 0.25s;
}
.step-btn.active .step-num {
  background: var(--primary);
  color: white;
  box-shadow: 0 4px 14px rgba(0, 125, 121, 0.28);
}
.step-title {
  font-family: "Sora", sans-serif;
  font-weight: 700;
  font-size: 14px;
  color: var(--text);
  margin-bottom: 4px;
}
.step-desc {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
}

.steps-visual-wrap {
  display: flex;
  justify-content: center;
}

/* Tab panels */
.step-panel {
  display: none;
  justify-content: center;
  width: 100%;
}
.step-panel.active {
  display: flex;
  animation: fadeUp 0.3s ease both;
}

/* ════ WORLD ════ */
.world-sec {
  background: var(--text);
  color: white;
  padding: 72px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.world-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 55% 50% at 50% 50%,
    rgba(0, 168, 158, 0.14) 0%,
    transparent 70%
  );
  pointer-events: none;
}
.world-sec .sec-lbl {
  background: rgba(0, 168, 158, 0.18);
  color: #5eead4;
}
.world-inner {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.world-stats {
  display: flex;
  justify-content: center;
  gap: 52px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.wstat-num {
  font-family: "Sora", sans-serif;
  font-size: 34px;
  font-weight: 800;
  color: white;
}
.wstat-num span {
  color: var(--primary-light);
}
.wstat-lbl {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 3px;
}

/* ════ JOIN ════ */
.join-sec {
  background: var(--text);
  padding: 0 24px 72px;
  display: flex;
  justify-content: center;
}
.join-card {
  max-width: 960px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 22px;
  padding: 44px 48px;
}
.join-img-col img {
  width: 100%;
  border-radius: 20px;
}
.join-title {
  font-family: "Sora", sans-serif;
  font-size: clamp(20px, 3vw, 32px);
  font-weight: 800;
  color: white;
  letter-spacing: -1px;
  line-height: 1.22;
  margin-bottom: 12px;
}
.join-sub {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.58);
  line-height: 1.7;
  margin-bottom: 26px;
}
.store-btns {
  display: flex;
  flex-direction: column;
  gap: 11px;
  align-items: flex-start;
}
.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  background: white;
  border-radius: 11px;
  padding: 11px 18px;
  text-decoration: none;
  transition: all 0.2s;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.18);
}
.store-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.26);
}
.store-ico {
  font-size: 22px;
  display: flex;
  align-items: center;
}
.store-lbl {
  font-size: 9px;
  color: #666;
  font-weight: 500;
}
.store-name {
  font-family: "Sora", sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}

/* ════ FOOTER ════ */
footer {
  background: #080e0e;
  padding: 56px 24px 28px;
}
.footer-inner {
  max-width: 1040px;
  margin: 0 auto;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 44px;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.footer-ico {
  width: 30px;
  height: 30px;
  border-radius: 7px;
  display: block;
}
.footer-name {
  font-family: "Poppins", sans-serif;
  font-weight: 700;
  font-size: 17px;
  color: white;
}
.footer-tag {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.38);
  line-height: 1.7;
  max-width: 210px;
  margin-bottom: 18px;
}
.footer-socials {
  display: flex;
  gap: 9px;
}
.footer-soc {
  width: 32px;
  height: 32px;
  background: rgba(255, 255, 255, 0.07);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  text-decoration: none;
  transition: background 0.2s;
  color: white;
}
.footer-soc:hover {
  background: rgba(0, 168, 158, 0.22);
}
.footer-col-title {
  font-family: "Sora", sans-serif;
  font-weight: 700;
  font-size: 11px;
  color: white;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 1.2px;
}
.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
}
.footer-links a {
  color: rgba(255, 255, 255, 0.42);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.2s;
}
.footer-links a:hover {
  color: #5eead4;
}
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  flex-wrap: wrap;
  gap: 10px;
}
.footer-copy {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.28);
}
.footer-legal {
  display: flex;
  gap: 18px;
}
.footer-legal a {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.28);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-legal a:hover {
  color: #5eead4;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ════════════════════════════════
   RESPONSIVE — Tablet ≤ 900px
   ════════════════════════════════ */
@media (max-width: 900px) {
  nav {
    padding: 14px 24px;
  }
  .nav-links,
  .nav-actions {
    display: none;
  }
  .hamburger {
    display: flex;
  }

  .hero {
    padding: 100px 24px 48px;
    flex-direction: column;
    align-items: flex-start;
    min-height: auto;
  }
  .banner-text {
    padding-left: 0;
  }
  .bannerimg {
    width: 80%;
    max-width: 400px;
    margin: 24px auto 0;
  }

  .features-list {
    flex-direction: row;
    flex-wrap: wrap;
  }
  .feat-item {
    flex: 1 1 calc(50% - 11px);
    min-width: 0;
  }

  .tx-wrap {
    padding: 48px 24px;
  }
  .tx-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .tx-img-col {
    order: 1;
    overflow: hidden;
  }
  .tx-img-col img {
    width: 100%;
    margin-left: 0;
  }
  .tx-text {
    order: 2;
  }

  .how-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .steps-visual-wrap {
    order: 1;
    max-width: 360px;
    margin: 0 auto;
    width: 100%;
  }
  .steps-list {
    order: 2;
  }

  .join-card {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 32px 24px;
  }
  .join-img-col {
    max-width: 280px;
    margin: 0 auto;
  }
  .store-btns {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }
}

/* ════════════════════════════════
   RESPONSIVE — Mobile ≤ 600px
   ════════════════════════════════ */
@media (max-width: 600px) {
  nav {
    padding: 12px 18px;
  }
  .mobile-menu {
    top: 57px;
  }

  .hero {
    padding: 90px 18px 40px;
    align-items: flex-start;
  }
  .hero h1 {
    font-size: clamp(26px, 8vw, 38px);
    letter-spacing: -1px;
  }
  .hero > p {
    font-size: 15px;
  }
  .bannerimg {
    width: 90%;
    max-width: 100%;
  }

  .sec {
    padding: 48px 18px;
  }
  .how-wrap {
    padding: 48px 18px;
  }
  .tx-wrap {
    padding: 48px 18px;
  }

  .features-list {
    flex-direction: column;
  }
  .feat-item {
    flex: unset;
    width: 100%;
    flex-direction: row;
    align-items: flex-start;
  }
  .feat-ico {
    width: 40px;
    height: 40px;
    font-size: 18px;
    flex-shrink: 0;
  }

  .world-sec {
    padding: 48px 18px;
  }
  .world-stats {
    gap: 24px;
  }
  .wstat-num {
    font-size: 26px;
  }

  .join-sec {
    padding: 0 18px 48px;
  }
  .join-card {
    padding: 24px 18px;
  }
  .store-btns {
    flex-direction: column;
    align-items: stretch;
  }
  .store-btn {
    justify-content: center;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}

/* ════════════════════════════════
   RESPONSIVE — Very small ≤ 360px
   ════════════════════════════════ */
@media (max-width: 360px) {
  .hero h1 {
    font-size: 24px;
  }
  .hero-cta {
    flex-direction: column;
    width: 100%;
  }
  .btn-primary-lg,
  .btn-outline-lg {
    width: 100%;
    justify-content: center;
  }
  .tx-btns {
    flex-direction: column;
    width: 100%;
  }
  .tx-btns .btn-primary-lg,
  .tx-btns .btn-outline-lg {
    width: 100%;
    justify-content: center;
  }
}