*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
:root {
  --green: #0ae448;
  --black: #0e100f;
  --white: #fffce1;
  --lt: #abff84;
  --grey: #191919;
  --s75: #bbbaa6;
  --s50: #7c7c6f;
  --s25: #42433d;
  --grad-macha: linear-gradient(114.41deg, #0ae448 20.74%, #abff84 65.5%);
  --grad-orange: linear-gradient(111.45deg, #ff8709 19.42%, #f7bdf8 73.08%);
  /* 原 demo 引用的是 gsap.com 的公共 token，这里把官网的值落进来 */
  --gradient-summer-fair: linear-gradient(144.02deg, #00bae2 4.56%, #fec5fb 72.98%);
  --gradient-lipstick: linear-gradient(165.72deg, #f7bdf8 21.15%, #cd237f 81.93%);
}
body {
  font-family: Mori, sans-serif;
  background: var(--black);
  color: var(--s75);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
  padding: 40px 16px;
}
.header {
  text-align: center;
  max-width: 520px;
}
.header h1 {
  color: var(--white);
  font-weight: 400;
  font-size: clamp(1.2rem, 3vw, 1.7rem);
}
.header p {
  color: var(--s50);
  margin-top: 5px;
  max-width: 48ch;
  margin-inline: auto;
}
code {
  font-family: Fraktion Mono, monospace;
  font-size: 0.78em;
  background: var(--grey);
  color: var(--white);
  padding: 2px 5px;
  border-radius: 4px;
}

.demo-area {
  display: flex;
  gap: 4rem;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
}
.demo-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: 40%;
  position: relative;
}
.demo-label {
  font-family: Fraktion Mono, monospace;
  font-size: 0.68rem;
  color: var(--s50);
  text-align: center;
}
.demo-label b {
  color: var(--white);
  font-weight: 400;
}

.code-peek {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  border: 1px solid var(--s25);
  background: var(--grey);
  color: var(--s50);
  font-family: Fraktion Mono, monospace;
  font-size: 0.7rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
  margin-top: 4px;
}
.code-peek:hover {
  border-color: var(--green);
  color: var(--green);
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(14, 16, 15, 0.8);
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.modal-overlay.open {
  display: flex;
}
.modal {
  background: var(--grey);
  border: 1px solid var(--s25);
  border-radius: 12px;
  padding: 20px;
  max-width: 800px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
  position: relative;
  display: flex;
  justify-content: center;
}
.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: transparent;
  color: var(--s50);
  cursor: pointer;
  font-family: Fraktion Mono, monospace;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  border: none;
}
.modal-close:hover {
  border-color: var(--green);
  color: var(--green);
}
.modal pre {
  margin: 0;
}

.modal code[class*="language-"] {
  font-size: 0.7rem;
  line-height: 1;
}

code[class*="language-"], pre[class*="language-"] {
  max-width: none;
}

.mag-zone {
  width: 200px;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px dashed var(--s25);
  position: relative;
  cursor: pointer;
}
.mag-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 32px;
  border-radius: 99px;
  border: none;
  cursor: pointer;
  font-family: Mori, sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--black);
  overflow: hidden;
  will-change: transform;
}
.mag-btn .bg {
  position: absolute;
  inset: 0;
  border-radius: 99px;
  z-index: 0;
}
.mag-btn .label {
  position: relative;
  z-index: 1;
  pointer-events: none;
}
.mag-btn.macha .bg {
  background: var(--grad-macha);
}
.mag-btn.orange .bg {
  background: var(--grad-orange);
}
.mag-btn.summer .bg {
  background: var(--gradient-summer-fair);
}
.mag-btn.danger .bg {
  background: var(--gradient-lipstick);
}

.code-box {
  width: 100%;
  max-width: 520px;
  background: var(--grey);
  border: 1px solid var(--s25);
  border-radius: 8px;
  padding: 12px 16px;
  overflow-x: auto;
}
.code-box pre {
  margin: 0;
}
.code-box code {
  font-size: 0.8rem;
  white-space: pre;
  background: none;
  padding: 0;
  border-radius: 0;
}

.details {
  width: 100%;
  max-width: 520px;
}
.details p {
  font-family: Fraktion Mono, monospace;
  font-size: 0.62rem;
  color: var(--s50);
  line-height: 1.4;
  margin-top: 4px;
}