07ソリッドCTA帯

<main class="stage">
  <section class="ctaband">
    <h2 class="ctaband__title">今すぐ無料で始めましょう</h2>
    <p class="ctaband__desc">クレジットカード不要、14日間トライアル</p>
    <button class="ctaband__btn" type="button">デモを申し込む</button>
  </section>
</main>

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

$duration: $dur-loop;
$easing: $ease-out;
$color: $subject-blue;

$trust-bluetint: #eaf1ff;
$trust-blue-deep: #7386ba;

@include stage($trust-bluetint);

.ctaband {
  box-sizing: border-box;
  width: clamp(240px, 82vw, 340px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: $sp-2;
  padding: $sp-6 $sp-4;
  border-radius: $r-card;
  background: $trust-blue-deep;
  text-align: center;
  box-shadow: 0 16px 30px rgba($trust-blue-deep, .32);
}
.ctaband__title {
  margin: 0;
  color: $stage-paper;
  font-weight: 700; font-size: clamp(16px, 4.4vw, 21px); line-height: 1.3;
  font-family: inherit;
}
.ctaband__desc {
  margin: 0;
  color: rgba($stage-paper, .82);
  font-weight: 500; font-size: clamp(11px, 2.8vw, 13px); line-height: 1.4;
  font-family: inherit;
}
.ctaband__btn {
  margin-top: $sp-1;
  border: 0;
  border-radius: $r-pill;
  background: $stage-paper;
  color: $trust-blue-deep;
  padding: $sp-2 $sp-6;
  font-weight: 700; font-size: clamp(12px, 2.8vw, 14px); line-height: 1;
  font-family: inherit;
  box-shadow: 0 6px 14px rgba(23, 20, 26, .18);
  animation: btnLift $duration $easing infinite;
}
.ctaband__btn:focus-visible {
  outline: 3px solid $stage-paper;
  outline-offset: 2px;
}

// 데모: 흰 버튼만 눌렸다 떠오르기를 반복한다 — 배경은 그라디언트 없이 진한 파란 단색 그대로 고정
@keyframes btnLift {
  0%, 100% { transform: translateY(0); box-shadow: 0 6px 14px rgba(23, 20, 26, .18); }
  50%      { transform: translateY(-4px); box-shadow: 0 12px 22px rgba(23, 20, 26, .24); }
}

@media (max-width: 340px), (max-height: 220px) {
  .ctaband { padding: $sp-4 $sp-3; gap: $sp-1; }
  .ctaband__desc { display: none; }
  .ctaband__btn { padding: $sp-1 $sp-4; margin-top: 0; }
}

@media (prefers-reduced-motion: reduce) {
  .ctaband__btn { animation: none !important; transform: none; }
}

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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #eaf1ff;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.ctaband {
  box-sizing: border-box;
  width: clamp(240px, 82vw, 340px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 24px 16px;
  border-radius: 16px;
  background: #7386ba;
  text-align: center;
  box-shadow: 0 16px 30px rgba(115, 134, 186, 0.32);
}

.ctaband__title {
  margin: 0;
  color: #ffffff;
  font-weight: 700;
  font-size: clamp(16px, 4.4vw, 21px);
  line-height: 1.3;
  font-family: inherit;
}

.ctaband__desc {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-weight: 500;
  font-size: clamp(11px, 2.8vw, 13px);
  line-height: 1.4;
  font-family: inherit;
}

.ctaband__btn {
  margin-top: 4px;
  border: 0;
  border-radius: 999px;
  background: #ffffff;
  color: #7386ba;
  padding: 8px 24px;
  font-weight: 700;
  font-size: clamp(12px, 2.8vw, 14px);
  line-height: 1;
  font-family: inherit;
  box-shadow: 0 6px 14px rgba(23, 20, 26, 0.18);
  animation: btnLift 2s ease-out infinite;
}

.ctaband__btn:focus-visible {
  outline: 3px solid #ffffff;
  outline-offset: 2px;
}

@keyframes btnLift {
  0%, 100% {
    transform: translateY(0);
    box-shadow: 0 6px 14px rgba(23, 20, 26, 0.18);
  }
  50% {
    transform: translateY(-4px);
    box-shadow: 0 12px 22px rgba(23, 20, 26, 0.24);
  }
}
@media (max-width: 340px), (max-height: 220px) {
  .ctaband {
    padding: 16px 12px;
    gap: 4px;
  }
  .ctaband__desc {
    display: none;
  }
  .ctaband__btn {
    padding: 4px 16px;
    margin-top: 0;
  }
}
@media (prefers-reduced-motion: reduce) {
  .ctaband__btn {
    animation: none !important;
    transform: none;
  }
}

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

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

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

export default function CtaBandTrust({
  title = "지금 무료로 시작하세요",
  desc = "신용카드 없이 14일 체험",
  cta = "데모 신청",
  duration = 2000,
  easing = "ease-out",
  color = "#1d4ed8",
}: CtaBandTrustProps) {
  const vars: Vars = { "--duration": `${duration}ms`, "--easing": easing, "--color": color };
  return (
    <section className={styles.band} style={vars}>
      <h2 className={styles.title}>{title}</h2>
      <p className={styles.desc}>{desc}</p>
      <button type="button" className={styles.btn}>{cta}</button>
    </section>
  );
}