09クリーンなボタン・入力欄

<main class="stage">
  <div class="controls">
    <label class="controls__field">
      <span class="controls__label">メール</span>
      <input class="controls__input" type="text" placeholder="[email protected]">
    </label>
    <button class="controls__btn" type="button">続ける</button>
  </div>
</main>

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

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

$trust-mint:  #eaf6f1;
$trust-ink:   $subject-ink;
$trust-slate: #475569;
$trust-blue:  $subject-blue;
$trust-blue-deep: #7386ba;

@include stage($trust-mint);

.controls {
  box-sizing: border-box;
  width: clamp(220px, 78vw, 280px);
  display: flex;
  flex-direction: column;
  gap: $sp-4;
}
.controls__field {
  display: flex;
  flex-direction: column;
  gap: $sp-1;
}
.controls__label {
  color: $trust-slate;
  font-weight: 600; font-size: 11px; line-height: 1.4;
  font-family: inherit;
}
.controls__input {
  box-sizing: border-box;
  width: 100%;
  border: 1.5px solid #e2e8f0;
  border-radius: $r-sm;
  background: $stage-paper;
  color: $trust-ink;
  padding: $sp-2 $sp-3;
  font-weight: 500; font-size: 13px; line-height: 1.4;
  font-family: inherit;
  outline: none;
  animation: ringPulse $duration $easing infinite;
}
.controls__input::placeholder {
  color: $trust-slate;
  opacity: .65;
}
.controls__btn {
  border: 0;
  border-radius: $r-control;
  background: $trust-blue;
  color: $stage-paper;
  padding: $sp-2 $sp-5;
  font-weight: 700; font-size: 13px; line-height: 1;
  font-family: inherit;
  box-shadow: 0 6px 14px rgba($trust-blue, .28);
  animation: btnDarken $duration $easing infinite;
}

// 데모: 입력창은 포커스를 받은 것처럼 얇은 테두리가 두 겹 파란 링으로 부드럽게 퍼졌다 가라앉고, 버튼은 배경이 살짝 짙어지며 1px 떠오른다
@keyframes ringPulse {
  0%, 60%, 100% { border-color: #e2e8f0; box-shadow: none; }
  25%           { border-color: $trust-blue; box-shadow: 0 0 0 4px rgba(47, 109, 246, .18); }
}
@keyframes btnDarken {
  0%, 60%, 100% { transform: translateY(0); background: $trust-blue; box-shadow: 0 6px 14px rgba(47, 109, 246, .28); }
  25%           { transform: translateY(-1px); background: #7386ba; box-shadow: 0 10px 18px rgba(29, 78, 216, .34); }
}

@media (max-width: 340px), (max-height: 220px) {
  .controls { gap: $sp-2; }
  .controls__input { padding: $sp-1 $sp-2; }
  .controls__btn { padding: $sp-1 $sp-4; }
}

@media (prefers-reduced-motion: reduce) {
  .controls__input, .controls__btn { animation: none !important; transform: none; }
  .controls__input { border-color: #e2e8f0; box-shadow: none; }
  .controls__btn { background: $trust-blue; }
}

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

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #eaf6f1;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.controls {
  box-sizing: border-box;
  width: clamp(220px, 78vw, 280px);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.controls__field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.controls__label {
  color: #475569;
  font-weight: 600;
  font-size: 11px;
  line-height: 1.4;
  font-family: inherit;
}

.controls__input {
  box-sizing: border-box;
  width: 100%;
  border: 1.5px solid #e2e8f0;
  border-radius: 8px;
  background: #ffffff;
  color: #17141a;
  padding: 8px 12px;
  font-weight: 500;
  font-size: 13px;
  line-height: 1.4;
  font-family: inherit;
  outline: none;
  animation: ringPulse 2s ease-out infinite;
}

.controls__input::placeholder {
  color: #475569;
  opacity: 0.65;
}

.controls__btn {
  border: 0;
  border-radius: 12px;
  background: #2f6df6;
  color: #ffffff;
  padding: 8px 20px;
  font-weight: 700;
  font-size: 13px;
  line-height: 1;
  font-family: inherit;
  box-shadow: 0 6px 14px rgba(47, 109, 246, 0.28);
  animation: btnDarken 2s ease-out infinite;
}

@keyframes ringPulse {
  0%, 60%, 100% {
    border-color: #e2e8f0;
    box-shadow: none;
  }
  25% {
    border-color: #2f6df6;
    box-shadow: 0 0 0 4px rgba(47, 109, 246, 0.18);
  }
}
@keyframes btnDarken {
  0%, 60%, 100% {
    transform: translateY(0);
    background: #2f6df6;
    box-shadow: 0 6px 14px rgba(47, 109, 246, 0.28);
  }
  25% {
    transform: translateY(-1px);
    background: #7386ba;
    box-shadow: 0 10px 18px rgba(29, 78, 216, 0.34);
  }
}
@media (max-width: 340px), (max-height: 220px) {
  .controls {
    gap: 8px;
  }
  .controls__input {
    padding: 4px 8px;
  }
  .controls__btn {
    padding: 4px 16px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .controls__input, .controls__btn {
    animation: none !important;
    transform: none;
  }
  .controls__input {
    border-color: #e2e8f0;
    box-shadow: none;
  }
  .controls__btn {
    background: #2f6df6;
  }
}

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

export type ButtonsInputsTrustProps = {
  label?: string;
  placeholder?: string;
  cta?: string;
  duration?: number;
  easing?: string;
  color?: string;
};

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

export default function ButtonsInputsTrust({
  label = "이메일",
  placeholder = "[email protected]",
  cta = "계속하기",
  duration = 2000,
  easing = "ease-out",
  color = "#2f6df6",
}: ButtonsInputsTrustProps) {
  const vars: Vars = { "--duration": `${duration}ms`, "--easing": easing, "--color": color };
  return (
    <div className={styles.controls} style={vars}>
      <label className={styles.field}>
        <span className={styles.label}>{label}</span>
        <input className={styles.input} type="text" placeholder={placeholder} />
      </label>
      <button type="button" className={styles.btn}>{cta}</button>
    </div>
  );
}