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

* {
  box-sizing: border-box;
}

body {
  background: linear-gradient(120deg, #f7faff 0%, #e5e7fa 100%);
  color: #21243d;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  overflow-x: hidden;
  font-size: 1em;
  line-height: 1.6;
}

.main-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #23284b;
  padding: 0 15px;
  box-shadow: 0 2px 18px 0 rgba(44, 56, 106, 0.07);
  height: 60px;
  width: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.125em;
  font-weight: 600;
  color: #fff;
  margin-left: 10px;
  letter-spacing: 0.5px;
}
.nav-logo img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #f5f7fe;
  border: 2px solid #dde3ff;
  box-shadow: 0 2px 8px 0 rgba(60,70,128,0.06);
}

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  width: 30px;
  height: 30px;
  cursor: pointer;
  margin-right: 15px;
}
.hamburger span {
  background: #fff;
  height: 3px;
  margin: 3px 0;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.nav-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  align-items: center;
  padding-right: 8px;
}

.btn.btn-one {
  width: 100px;
  height: 32px;
  border: none;
  outline: none;
  color: #fff;
  background: #1a2a44;
  cursor: pointer;
  position: relative;
  z-index: 0;
  border-radius: 6px;
  font-size: 0.875em;
  font-weight: 500;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: color 0.3s ease, width 0.3s ease, height 0.3s ease;
}

.btn.btn-one:before {
  content: '';
  background: linear-gradient(45deg, #ff0000, #ff7300, #fffb00, #48ff00, #00ffd5, #002bff, #7a00ff, #ff00c8, #ff0000);
  position: absolute;
  top: -2px;
  left: -2px;
  background-size: 400%;
  z-index: -1;
  filter: blur(4px);
  width: calc(100% + 4px);
  height: calc(100% + 4px);
  animation: glowing 20s linear infinite;
  opacity: 0;
  transition: opacity 0.3s ease-in-out;
  border-radius: 6px;
}

.btn.btn-one:hover:before {
  opacity: 1;
}

.btn.btn-one:after {
  z-index: -1;
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background: #1a2a44;
  left: 0;
  top: 0;
  border-radius: 6px;
}

.btn.btn-one:active {
  color: #ccc;
}

.btn.btn-one:active:after {
  background: transparent;
}

.nav-btn-active {
  background: #2c3e66;
  color: #fff;
}

.nav-btn-outline {
  background: #1a2a44;
  color: #fff;
}

@keyframes glowing {
  0% { background-position: 0 0; }
  50% { background-position: 400% 0; }
  100% { background-position: 0 0; }
}

.container {
  max-width: 800px;
  margin: 34px auto 44px;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 7px 38px 0 rgba(52, 67, 130, 0.11), 0 1.5px 9px 0 rgba(120, 130, 200, 0.07);
  padding: 36px 23px 34px;
}

h1 {
  font-size: 2em;
  font-weight: 700;
  margin-bottom: 18px;
  color: #2b3367;
  letter-spacing: 0.2px;
}
h2 {
  font-size: 1.375em;
  margin: 38px 0 15px;
  color: #3b4eae;
  font-weight: 600;
}
h3 {
  font-size: 1.125em;
  margin: 21px 0 8px;
  color: #395186;
}
h4 {
  font-size: 1em;
  margin: 0 0 8px 0;
  color: #2c397e;
  font-weight: 600;
}

.avatar-center {
  display: flex;
  justify-content: center;
  margin-bottom: 8px;
}
.avatar img {
  width: 66px;
  height: 66px;
  border-radius: 50%;
  border: 2.5px solid #c7d2fa;
  background: #f5f7fb;
  box-shadow: 0 2px 18px 0 rgba(44, 56, 106, 0.07);
  transition: transform 0.18s cubic-bezier(0.42,0,0.58,1), box-shadow 0.28s;
}
.avatar img:hover {
  transform: scale(1.13) rotate(-4deg);
  box-shadow: 0 2px 14px rgba(44,64,212,0.17);
}

.highlight-profit {
  color: #4560c7; 
  text-decoration: underline;
  cursor: pointer;
  transition: color 0.15s ease;
}

.highlight-profit:hover {
  color: #1c2f73;
  text-decoration: underline;
}

blockquote {
  background: linear-gradient(100deg, #f4f8ff 80%, #e6e4ff 100%);
  border-left: 5px solid #7c85de;
  padding: 15px 24px;
  margin: 22px 0 26px 0;
  font-style: italic;
  border-radius: 7px;
  color: #38446b;
  box-shadow: 0 2px 11px rgba(120, 130, 200, 0.06);
  font-size: 1em;
}

.info-blocks {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
  margin: 23px 0 24px;
}
.info-link {
  flex: 1 1 220px;
  min-width: 210px;
  background: #e7ecff;
  border-radius: 7px;
  padding: 13px 16px 11px 16px;
  color: #274175;
  text-decoration: none;
  box-shadow: 0 2px 11px rgba(120, 130, 200, 0.08);
  border: 1.3px solid #d5dfff;
  font-size: 1em;
  transition: background 0.13s, box-shadow 0.13s, border 0.13s;
  display: flex;
  flex-direction: column;
  gap: 5px;
  font-weight: 500;
}
.info-link:hover {
  background: #dbe6ff;
  border: 1.6px solid #7b8aff;
  box-shadow: 0 2px 22px rgba(70,110,240,0.13);
  color: #222;
}

.center-note {
  margin: 29px 0 0 0;
  padding: 14px 22px;
  background: linear-gradient(100deg, #e5edfb 70%, #e0f7f8 100%);
  border-radius: 8px;
  color: #28467e;
  font-weight: 500;
  font-size: 1em;
  text-align: center;
  box-shadow: 0 2px 11px rgba(120, 130, 200, 0.06);
}

.story-block {
  display: flex;
  align-items: flex-start;
  background: #f7f8fd;
  border-radius: 11px;
  box-shadow: 0 2px 17px rgba(108,120,183,0.08), 0 1px 3px rgba(140,150,190,0.06);
  padding: 14px 18px 14px 14px;
  margin: 0 0 20px 0;
  gap: 17px;
  transition: box-shadow 0.17s;
  animation: storyFadeIn 0.85s cubic-bezier(.23,1,.32,1) both;
}
@keyframes storyFadeIn {
  0% { opacity: 0; transform: translateY(25px) scale(0.98); }
  100% { opacity: 1; transform: none; }
}
.story-block:hover {
  box-shadow: 0 6px 26px 0 rgba(52, 67, 130, 0.14), 0 1.5px 9px 0 rgba(120, 130, 200, 0.09);
}
.story-image img {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  object-fit: cover;
  border: 2.5px solid #d5dfff;
  background: #fff;
  margin-top: 4px;
  box-shadow: 0 2px 13px rgba(120, 130, 200, 0.13);
  transition: transform 0.16s, box-shadow 0.2s;
}
.story-image img:hover {
  transform: scale(1.11) rotate(-5deg);
  box-shadow: 0 4px 17px rgba(44,64,212,0.15);
}
.story-text {
  flex: 1;
  padding-top: 2px;
  font-size: 1em;
  color: #262e47;
}
.story-text h3 {
  margin: 0 0 6px 0;
  color: #2c397e;
  font-size: 1.125em;
  font-weight: 700;
}
.story-text h2 {
  margin-top: 0;
  color: #2c397e;
  font-size: 1.25em;
}
.story-text ul {
  margin: 0 0 10px 25px;
  padding: 0;
  font-size: 0.9375em;
}
.story-text li {
  margin-bottom: 4px;
}

.example-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 15px;
  margin: 15px 0;
}

.example-card {
  background: #f7f9ff;
  border-radius: 8px;
  padding: 12px;
  box-shadow: 0 2px 8px rgba(108,120,183,0.08);
  border: 1px solid #e7ebfc;
}

.example-transaction {
  margin: 8px 0;
}

.example-transaction p {
  margin: 0 0 5px 0;
  font-weight: 500;
  color: #2c397e;
}

.example-screenshot, .example-transaction-screenshot, .step-screenshot {
  width: 100%;
  max-width: 400px;
  border-radius: 6px;
  box-shadow: 0 2px 8px rgba(60,80,160,0.12);
  border: 1px solid #e7ebfc;
  display: block;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-user-drag: none;
}

.example-screenshot:hover, .example-transaction-screenshot:hover, .step-screenshot:hover {
  transform: scale(1.02);
  box-shadow: 0 4px 12px rgba(60,80,160,0.2);
}

.example-card .example-screenshot {
  max-width: 600px; 
}

.example-transaction-screenshot {
  max-width: 500px;
  margin-top: 5px;
}

.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.8);
  justify-content: center;
  align-items: center;
  overflow: auto;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

.modal-image {
  max-width: 90%;
  max-height: 90vh;
  border-radius: 8px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
  -webkit-user-drag: none;
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 30px;
  color: #fff;
  font-size: 36px;
  font-weight: bold;
  cursor: pointer;
  transition: color 0.15s ease;
}

.modal-close:hover {
  color: #ccc;
}

.accordion-guide {
  margin-bottom: 33px;
}
.accordion {
  border-radius: 9px;
  background: linear-gradient(100deg, #f3f6fa 80%, #e8f1fe 100%);
  margin-bottom: 9px;
  border: 1.7px solid #e5e8f0;
  box-shadow: 0 2px 12px 0 rgba(120,130,200,0.06);
}
.accordion-toggle {
  width: 100%;
  padding: 10px 14px;
  background: none;
  border: none;
  outline: none;
  font-size: 1.125em;
  text-align: left;
  color: #2a2a6d;
  font-weight: 600;
  cursor: pointer;
  border-radius: 9px 9px 0 0;
  transition: background 0.14s;
  background: #eaeeff;
  display: flex;
  align-items: center;
  gap: 6px;
}
.accordion-toggle:hover {
  background: #e2eaff;
}
.accordion-content {
  padding: 14px 16px 12px 16px;
  font-size: 1em;
  color: #222;
  border-top: 1.1px solid #e5e8f0;
  border-radius: 0 0 9px 9px;
  background: #fbfcff;
  transition: max-height 0.2s, opacity 0.2s;
  overflow-x: hidden;
}

.step-intro {
  margin: 0 0 15px 0;
  padding: 10px 15px;
  background: #e9f0ff;
  border-radius: 8px;
  font-size: 0.9375em;
  color: #2c397e;
  line-height: 1.6;
  border-left: 4px solid #7b8aff;
}

.step-list {
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column; 
  gap: 12px;
}

.step-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 15px;
  background: #f9faff;
  border-radius: 10px;
  transition: background 0.2s, box-shadow 0.2s;
  border: 1px solid #e7ebfc;
  box-shadow: 0 2px 8px rgba(60,80,160,0.05);
}

.step-item:hover {
  background: #f0f4ff;
  box-shadow: 0 4px 12px rgba(60,80,160,0.1);
}

.step-number {
  font-size: 1.25em;
  font-weight: 700;
  color: #fff;
  background: #4560c7;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.step-icon {
  font-size: 1.5em;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}

.step-content {
  flex: 1;
  font-size: 0.9375em;
}

.step-content b {
  color: #2c397e;
  font-weight: 600;
}

.step-content a {
  color: #4560c7;
  text-decoration: none;
  transition: color 0.15s;
}

.step-content a:hover {
  color: #1c2f73;
  text-decoration: underline;
}

.step-content ul {
  margin: 8px 0 0 20px;
  padding: 0;
  font-size: 0.875em;
  color: #333;
}

.step-content li {
  margin-bottom: 5px;
}

.step-screenshot {
  width: 100%;
  max-width: 300px;
  margin-top: 10px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(60,80,160,0.12);
  border: 1px solid #e7ebfc;
  display: block;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.step-screenshot:hover {
  transform: scale(1.02);
  box-shadow: 0 4px 12px rgba(60,80,160,0.2);
}

.step-note {
  background: #fff3cd;
  color: #664d03;
  border-radius: 8px;
  padding: 15px;
  margin-top: 20px;
  font-size: 0.875em;
  line-height: 1.6;
  border-left: 4px solid #ffca28;
}

.step-note b {
  color: #5a4500;
  font-weight: 600;
}

footer {
  margin-top: 40px;
  padding: 19px 0 10px 0;
  background: none;
  text-align: center;
  color: #7380a7;
  font-size: 0.9375em;
}
.footer-content {
  display: flex;
  flex-wrap: wrap;
  flex-direction: column;
  gap: 6px;
  align-items: center;
  justify-content: center;
}
.footer-links {
  display: inline-block;
  margin-top: 4px;
}
.footer-links a {
  color: #6d7fc4;
  text-decoration: none;
  margin: 0 4px;
  transition: color 0.15s;
}
.footer-links a:hover {
  color: #2e3d8c;
  text-decoration: underline;
}
.footer-content a {
  color: #4560c7;
  text-decoration: none;
  transition: color 0.15s;
}
.footer-content a:hover {
  color: #1c2f73;
  text-decoration: underline;
}


@media (min-width: 2560px) {
  .container {
    max-width: 1000px;
    padding: 40px 30px;
  }
  h1 {
    font-size: 2.5em;
  }
  h2 {
    font-size: 1.75em;
  }
  h3 {
    font-size: 1.375em;
  }
  h4 {
    font-size: 1.125em;
  }
  .btn.btn-one {
    width: 110px;
    height: 36px;
    font-size: 1em;
  }
  .nav-logo {
    font-size: 1.375em;
  }
  .nav-logo img {
    width: 44px;
    height: 44px;
  }
  .nav-buttons {
    gap: 6px;
  }
  .info-blocks {
    gap: 16px;
  }
  .info-link {
    min-width: 240px;
    font-size: 1.125em;
  }
  .story-block {
    padding: 18px;
    gap: 20px;
  }
  .story-image img {
    width: 60px;
    height: 60px;
  }
  .story-text {
    font-size: 1.125em;
  }
  .story-text h3 {
    font-size: 1.25em;
  }
  .story-text h2 {
    font-size: 1.375em;
  }
  .story-text ul {
    font-size: 1em;
  }
  .center-note {
    font-size: 1.125em;
  }
  .example-grid {
    gap: 20px;
    margin: 20px 0;
  }
  .example-card {
    padding: 15px;
  }
  .example-transaction {
    margin: 10px 0;
  }
  .example-card .example-screenshot {
    max-width: 900px;
  }
  .example-transaction-screenshot {
    max-width: 600px;
  }
  .modal-image {
    max-width: 1200px;
  }
  .modal-close {
    font-size: 48px;
    top: 30px;
    right: 40px;
  }
  .accordion-toggle {
    font-size: 1.25em;
  }
  .accordion-content {
    font-size: 1.125em;
  }
  .step-intro {
    font-size: 1.125em;
    padding: 12px 18px;
  }
  .step-list {
    gap: 15px;
  }
  .step-item {
    padding: 18px;
    gap: 12px;
  }
  .step-number {
    width: 34px;
    height: 34px;
    font-size: 1.375em;
  }
  .step-icon {
    font-size: 1.75em;
  }
  .step-content {
    font-size: 1.0625em;
  }
  .step-content ul {
    font-size: 0.9375em;
  }
  .step-screenshot {
    max-width: 400px;
  }
  .step-note {
    font-size: 0.9375em;
    padding: 18px;
  }
  footer {
    font-size: 1em;
  }
}

@media (max-width: 1920px) {
  .container {
    max-width: 800px;
    padding: 30px 20px;
  }
  .btn.btn-one {
    width: 95px;
    height: 30px;
    font-size: 0.875em;
  }
  .nav-buttons {
    gap: 5px;
  }
}

@media (max-width: 1400px) {
  .main-nav {
    padding: 0 10px;
  }
  .container {
    max-width: 90vw;
    padding: 25px 15px;
    margin: 25px auto;
  }
  .btn.btn-one {
    width: 85px;
    height: 28px;
    font-size: 0.75em;
    border-radius: 5px;
  }
  .btn.btn-one:before {
    filter: blur(3px);
  }
  .nav-buttons {
    gap: 3px;
    padding-right: 5px;
  }
  h1 {
    font-size: 1.75em;
  }
  h2 {
    font-size: 1.25em;
  }
  h3 {
    font-size: 1em;
  }
  h4 {
    font-size: 0.9375em;
  }
  .info-blocks {
    gap: 10px;
  }
  .info-link {
    min-width: 180px;
    padding: 10px 12px;
    font-size: 0.9375em;
  }
  .story-text {
    font-size: 0.9375em;
  }
  .story-text h3 {
    font-size: 1em;
  }
  .story-text h2 {
    font-size: 1.125em;
  }
  .story-text ul {
    font-size: 0.875em;
  }
  .center-note {
    font-size: 0.9375em;
  }
  .example-grid {
    gap: 12px;
    margin: 12px 0;
  }
  .example-card {
    padding: 10px;
  }
  .example-transaction {
    margin: 6px 0;
  }
  .example-card .example-screenshot {
    max-width: 300px; 
  }
  .example-transaction-screenshot {
    max-width: 250px;
  }
  .modal-image {
    max-width: 80%;
  }
  .modal-close {
    font-size: 40px;
    top: 25px;
    right: 35px;
  }
  .accordion-toggle {
    font-size: 1em;
  }
  .accordion-content {
    font-size: 0.9375em;
    padding: 12px 12px 10px 12px;
  }
  .step-intro {
    font-size: 0.9375em;
    padding: 8px 12px;
  }
  .step-list {
    gap: 10px;
  }
  .step-item {
    padding: 12px;
    gap: 8px;
  }
  .step-number {
    width: 28px;
    height: 28px;
    font-size: 1.125em;
  }
  .step-icon {
    font-size: 1.25em;
  }
  .step-content {
    font-size: 0.875em;
  }
  .step-content ul {
    font-size: 0.8125em;
    margin: 6px 0 0 15px;
  }
  .step-screenshot {
    max-width: 250px;
  }
  .step-note {
    font-size: 0.875em;
    padding: 12px;
  }
  footer {
    font-size: 0.875em;
  }
}

@media (max-width: 1024px) {
  .btn.btn-one {
    width: 80px;
    height: 26px;
    font-size: 0.6875em;
  }
  .nav-buttons {
    gap: 2px;
  }
  .container {
    padding: 20px 10px;
  }
  .story-block {
    flex-direction: column;
    padding: 12px;
    gap: 10px;
  }
  .story-image img {
    width: 45px;
    height: 45px;
  }
  .center-note {
    padding: 10px 15px;
    font-size: 0.875em;
  }
  .example-grid {
    grid-template-columns: 1fr;
  }
  .example-card .example-screenshot {
    max-width: 270px; 
  }
  .example-transaction-screenshot {
    max-width: 220px;
  }
  .modal-image {
    max-width: 85%;
  }
  .modal-close {
    font-size: 36px;
    top: 20px;
    right: 30px;
  }
  .step-list {
    gap: 10px;
  }
  .step-item {
    padding: 12px;
    gap: 8px;
  }
  .step-number {
    width: 28px;
    height: 28px;
    font-size: 1.125em;
  }
  .step-icon {
    font-size: 1.25em;
  }
  .step-content {
    font-size: 0.875em;
  }
  .step-screenshot {
    max-width: 250px;
  }
  .step-note {
    padding: 12px;
    font-size: 0.8125em;
  }
}

@media (max-width: 600px) {
  .main-nav {
    flex-direction: column;
    align-items: flex-start;
    height: auto;
    padding: 10px 15px;
  }
  .nav-logo {
    margin-bottom: 10px;
    margin-left: 10px;
    font-size: 1.125em;
  }
  .nav-logo img {
    width: 32px;
    height: 32px;
  }
  .hamburger {
    display: flex;
    position: absolute;
    top: 15px;
    right: 15px;
  }
  .hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .hamburger.active span:nth-child(2) {
    opacity: 0;
  }
  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
  }
  .nav-buttons {
    display: none;
    flex-direction: column;
    width: 100%;
    padding: 10px 0;
    gap: 8px;
  }
  .nav-buttons.active {
    display: flex;
  }
  .btn.btn-one {
    width: 100%;
    height: 36px;
    font-size: 0.875em;
    margin: 0 10px;
  }
  .container {
    max-width: 95vw;
    padding: 15px 10px;
    margin: 15px auto;
  }
  h1 {
    font-size: 1.5em;
    margin-bottom: 15px;
  }
  h2 {
    font-size: 1.125em;
    margin: 25px 0 10px;
  }
  h3 {
    font-size: 0.9375em;
    margin: 15px 0 6px;
  }
  h4 {
    font-size: 0.875em;
  }
  .avatar img {
    width: 50px;
    height: 50px;
  }
  blockquote {
    padding: 12px 15px;
    margin: 15px 0;
    font-size: 0.875em;
  }
  .info-blocks {
    flex-direction: column;
    gap: 8px;
  }
  .info-link {
    min-width: 100%;
    padding: 8px 10px;
    font-size: 0.875em;
  }
  .center-note {
    padding: 8px 12px;
    font-size: 0.875em;
    margin: 20px 0;
  }
  .story-block {
    padding: 10px;
    margin-bottom: 15px;
    gap: 8px;
  }
  .story-image img {
    width: 40px;
    height: 40px;
  }
  .story-text {
    font-size: 0.875em;
  }
  .story-text h3 {
    font-size: 0.9375em;
  }
  .story-text h2 {
    font-size: 1em;
  }
  .story-text ul {
    font-size: 0.8125em;
  }
  .example-card {
    padding: 8px;
  }
  .example-transaction {
    margin: 5px 0;
  }
  .example-card .example-screenshot {
    max-width: 100%; 
  }
  .example-transaction-screenshot {
    max-width: 100%;
  }
  .modal-image {
    max-width: 90%;
  }
  .modal-close {
    font-size: 32px;
    top: 15px;
    right: 20px;
  }
  .accordion-guide {
    margin-bottom: 20px;
  }
  .accordion-toggle {
    padding: 8px 10px;
    font-size: 0.9375em;
  }
  .accordion-content {
    padding: 10px 10px 8px 10px;
    font-size: 0.875em;
  }
  .step-intro {
    font-size: 0.875em;
    padding: 8px 12px;
  }
  .step-list {
    gap: 8px;
  }
  .step-item {
    padding: 10px;
    gap: 6px;
    flex-direction: column; 
    align-items: flex-start;
  }
  .step-number {
    width: 24px;
    height: 24px;
    font-size: 1em;
  }
  .step-icon {
    font-size: 1.125em;
    margin-top: 0;
  }
  .step-content {
    font-size: 0.8125em;
  }
  .step-content ul {
    font-size: 0.75em;
    margin: 6px 0 0 15px;
  }
  .step-screenshot {
    max-width: 100%;
  }
  .step-note {
    font-size: 0.8125em;
    padding: 10px;
  }
}

@media (max-width: 360px) {
  .container {
    padding: 10px 8px;
  }
  h1 {
    font-size: 1.375em;
  }
  h2 {
    font-size: 1em;
  }
  h3 {
    font-size: 0.875em;
  }
  h4 {
    font-size: 0.8125em;
  }
  .btn.btn-one {
    height: 34px;
    font-size: 0.8125em;
  }
  .nav-logo {
    font-size: 1em;
  }
  .nav-logo img {
    width: 28px;
    height: 28px;
  }
  .story-block {
    padding: 8px;
  }
  .story-image img {
    width: 35px;
    height: 35px;
  }
  .story-text {
    font-size: 0.8125em;
  }
  .story-text h3 {
    font-size: 0.875em;
  }
  .story-text h2 {
    font-size: 0.9375em;
  }
  .story-text ul {
    font-size: 0.75em;
  }
  .example-card {
    padding: 6px;
  }
  .example-transaction {
    margin: 4px 0;
  }
  .modal-close {
    font-size: 28px;
    top: 10px;
    right: 15px;
  }
  .accordion-content {
    padding: 8px 8px 6px 8px;
  }
  .step-intro {
    font-size: 0.8125em;
    padding: 6px 10px;
  }
  .step-list {
    gap: 6px;
  }
  .step-item {
    padding: 8px;
    gap: 4px;
  }
  .step-number {
    width: 22px;
    height: 22px;
    font-size: 0.875em;
  }
  .step-icon {
    font-size: 1em;
  }
  .step-content {
    font-size: 0.75em;
  }
  .step-content ul {
    font-size: 0.6875em;
    margin: 5px 0 0 12px;
  }
  .step-screenshot {
    max-width: 100%;
  }
  .step-note {
    font-size: 0.75em;
    padding: 8px;
  }
}