03Embossed card grid

<main class="stage">
  <div class="cardneu is-demo">
    <div class="cardneu__item cardneu__item--a">
      <span class="cardneu__icon" aria-hidden="true"></span>
      <p class="cardneu__label">Fast search</p>
    </div>
    <div class="cardneu__item cardneu__item--b">
      <span class="cardneu__icon" aria-hidden="true"></span>
      <p class="cardneu__label">Auto-organize</p>
    </div>
    <div class="cardneu__item cardneu__item--c">
      <span class="cardneu__icon" aria-hidden="true"></span>
      <p class="cardneu__label">Team chat</p>
    </div>
    <div class="cardneu__item cardneu__item--d">
      <span class="cardneu__icon" aria-hidden="true"></span>
      <p class="cardneu__label">Reports</p>
    </div>
  </div>
</main>

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

$duration: $dur-loop;       // 카드마다 솟아오르는 한 주기
$easing: $ease-spring;      // 솟아오르는 곡선
$color: $subject-blue;      // 아이콘 강조 색

@include stage($stage-orange);

$neu-surface: mix($stage-orange, black, 94%);
$neu-light: rgba(mix($neu-surface, white, 40%), .5);
$neu-dark: rgba(mix($neu-surface, black, 40%), .4);

.cardneu {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: $sp-3;
  width: clamp(220px, 78vw, 340px);
}
.cardneu__item {
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: $sp-2;
  padding: $sp-3;
  border-radius: $r-card;
  background: $neu-surface;
  box-shadow: 7px 7px 14px $neu-dark, -7px -7px 14px $neu-light;
  animation: emboss $duration $easing infinite;
}
.cardneu__item--a { animation-delay: 0s; }
.cardneu__item--b { animation-delay: -0.5s; }
.cardneu__item--c { animation-delay: -1s; }
.cardneu__item--d { animation-delay: -1.5s; }
.cardneu__icon {
  display: block;
  width: clamp(20px, 8vw, 28px);
  height: clamp(20px, 8vw, 28px);
  border-radius: $r-sm;
  background: $color;
}
.cardneu__label {
  margin: 0;
  color: $subject-ink;
  font-weight: 700; font-size: clamp(11px, 2.8vw, 13px); line-height: 1.3;
}

// 데모: 네 칸이 서로 다른 박자로 그림자가 깊어지며 솟아올랐다 가라앉는다 (raised 정도 자체가 움직인다)
@keyframes emboss {
  0%, 100% {
    transform: scale(1) translateY(0);
    box-shadow: 4px 4px 8px $neu-dark, -4px -4px 8px $neu-light;
  }
  50% {
    transform: scale(1.05) translateY(-4px);
    box-shadow: 9px 9px 18px $neu-dark, -9px -9px 18px $neu-light;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cardneu__item { animation: none !important; transform: none; box-shadow: 7px 7px 14px $neu-dark, -7px -7px 14px $neu-light; }
}

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);
}

.cardneu {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  width: clamp(220px, 78vw, 340px);
}

.cardneu__item {
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  padding: 12px;
  border-radius: 16px;
  background: rgb(94%, 28.3843137255%, 11.4274509804%);
  box-shadow: 7px 7px 14px rgba(37.6%, 11.3537254902%, 4.5709803922%, 0.4), -7px -7px 14px rgba(97.6%, 71.3537254902%, 64.5709803922%, 0.5);
  animation: emboss 2s cubic-bezier(0.2, 0.8, 0.2, 1) infinite;
}

.cardneu__item--a {
  animation-delay: 0s;
}

.cardneu__item--b {
  animation-delay: -0.5s;
}

.cardneu__item--c {
  animation-delay: -1s;
}

.cardneu__item--d {
  animation-delay: -1.5s;
}

.cardneu__icon {
  display: block;
  width: clamp(20px, 8vw, 28px);
  height: clamp(20px, 8vw, 28px);
  border-radius: 8px;
  background: #2f6df6;
}

.cardneu__label {
  margin: 0;
  color: #17141a;
  font-weight: 700;
  font-size: clamp(11px, 2.8vw, 13px);
  line-height: 1.3;
}

@keyframes emboss {
  0%, 100% {
    transform: scale(1) translateY(0);
    box-shadow: 4px 4px 8px rgba(37.6%, 11.3537254902%, 4.5709803922%, 0.4), -4px -4px 8px rgba(97.6%, 71.3537254902%, 64.5709803922%, 0.5);
  }
  50% {
    transform: scale(1.05) translateY(-4px);
    box-shadow: 9px 9px 18px rgba(37.6%, 11.3537254902%, 4.5709803922%, 0.4), -9px -9px 18px rgba(97.6%, 71.3537254902%, 64.5709803922%, 0.5);
  }
}
@media (prefers-reduced-motion: reduce) {
  .cardneu__item {
    animation: none !important;
    transform: none;
    box-shadow: 7px 7px 14px rgba(37.6%, 11.3537254902%, 4.5709803922%, 0.4), -7px -7px 14px rgba(97.6%, 71.3537254902%, 64.5709803922%, 0.5);
  }
}

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

export type CardGridNeuItem = { label: string };
export type CardGridNeuProps = {
  items?: CardGridNeuItem[];
  duration?: number;
  easing?: string;
  color?: string;
};

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

export default function CardGridNeu({
  items = [{ label: "빠른 검색" }, { label: "자동 정리" }, { label: "팀 채팅" }, { label: "리포트" }],
  duration = 2000,
  easing = "cubic-bezier(.2,.8,.2,1)",
  color = "#2f6df6",
}: CardGridNeuProps) {
  const vars: Vars = { "--duration": `${duration}ms`, "--easing": easing, "--color": color };
  return (
    <div className={styles.grid} style={vars}>
      {items.map((it, i) => (
        <div key={it.label} className={styles.item} style={{ animationDelay: `${-i * 0.5}s` }}>
          <span className={styles.icon} aria-hidden="true" />
          <p className={styles.label}>{it.label}</p>
        </div>
      ))}
    </div>
  );
}