07Ô CTA ngang dài

<main class="stage">
  <section class="cta">
    <span class="cta__glow is-demo" aria-hidden="true"></span>
    <h3 class="cta__title">Mời cả đội vào ngay hôm nay</h3>
    <button class="cta__btn is-demo" type="button">Bắt đầu miễn phí</button>
  </section>
</main>

@use "../../../../site/static/demo-tokens" as *;

$duration: $dur-loop;      // 은은한 빛이 숨쉬는 한 주기
$easing: $ease-out;        // 번짐 곡선
$color: $subject-blue;     // 강조 색

@include stage($stage-orange);

.cta {
  position: relative;
  width: clamp(260px, 86vw, 400px);
  overflow: hidden;
  border-radius: $r-card;
  background: $subject-ink;
  padding: clamp(20px, 5.6vw, 28px) clamp(16px, 5vw, 24px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: clamp(10px, 3vw, 14px);
}
.cta__glow {
  position: absolute;
  top: -40%;
  right: -20%;
  width: 60%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: $color;
  filter: blur(2px);
  opacity: .3;
  animation: glowPulse $duration $easing infinite;
}
.cta__title {
  position: relative;
  margin: 0;
  color: $subject-cream;
  font-weight: 700; font-size: clamp(15px, 4vw, 19px); line-height: 1.35;
  max-width: 80%;
}
.cta__btn {
  position: relative;
  border: 0;
  border-radius: $r-pill;
  background: $subject-cream;
  color: $subject-ink;
  padding: clamp(8px, 2.2vw, 10px) clamp(16px, 4vw, 20px);
  font-weight: 700; font-size: clamp(11px, 2.8vw, 13px); line-height: 1;
  animation: btnPulse $duration $easing infinite;
}

// 데모: 배경 빛이 커졌다 작아지고, 버튼이 그 박자에 맞춰 살짝 눌렸다 돌아온다
@keyframes glowPulse {
  0%, 100% { transform: scale(1); opacity: .3; }
  50%      { transform: scale(1.25); opacity: .5; }
}
@keyframes btnPulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.06); }
}

@media (prefers-reduced-motion: reduce) {
  .cta__glow,
  .cta__btn {
    animation: none !important;
    transform: none;
  }
  .cta__glow { opacity: .3; }
}

html, body {
  margin: 0;
  overflow: hidden;
}

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ff4d1f;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.cta {
  position: relative;
  width: clamp(260px, 86vw, 400px);
  overflow: hidden;
  border-radius: 16px;
  background: #17141a;
  padding: clamp(20px, 5.6vw, 28px) clamp(16px, 5vw, 24px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: clamp(10px, 3vw, 14px);
}

.cta__glow {
  position: absolute;
  top: -40%;
  right: -20%;
  width: 60%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: #2f6df6;
  filter: blur(2px);
  opacity: 0.3;
  animation: glowPulse 2s ease-out infinite;
}

.cta__title {
  position: relative;
  margin: 0;
  color: #fff7e6;
  font-weight: 700;
  font-size: clamp(15px, 4vw, 19px);
  line-height: 1.35;
  max-width: 80%;
}

.cta__btn {
  position: relative;
  border: 0;
  border-radius: 999px;
  background: #fff7e6;
  color: #17141a;
  padding: clamp(8px, 2.2vw, 10px) clamp(16px, 4vw, 20px);
  font-weight: 700;
  font-size: clamp(11px, 2.8vw, 13px);
  line-height: 1;
  animation: btnPulse 2s ease-out infinite;
}

@keyframes glowPulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.3;
  }
  50% {
    transform: scale(1.25);
    opacity: 0.5;
  }
}
@keyframes btnPulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.06);
  }
}
@media (prefers-reduced-motion: reduce) {
  .cta__glow,
  .cta__btn {
    animation: none !important;
    transform: none;
  }
  .cta__glow {
    opacity: 0.3;
  }
}

import type { CSSProperties } from "react";
import styles from "./BentoCtaBand.module.scss";

export type BentoCtaBandProps = {
  title?: string;
  cta?: string;
  duration?: number;
  easing?: string;
  color?: string;
};

type Vars = CSSProperties & { "--duration"?: string; "--easing"?: string; "--color"?: string };

export default function BentoCtaBand({
  title = "Bring your team in today",
  cta = "Start for free",
  duration = 2000,
  easing = "ease-out",
  color = "#2f6df6",
}: BentoCtaBandProps) {
  const vars: Vars = { "--duration": `${duration}ms`, "--easing": easing, "--color": color };

  return (
    <section className={styles.cta} style={vars}>
      <span className={styles.glow} aria-hidden="true" />
      <h3 className={styles.title}>{title}</h3>
      <button type="button" className={styles.btn}>{cta}</button>
    </section>
  );
}