/* -----------------------------------------
    Anton Font (SIL Open Font License 1.1)
    Copyright 2020 The Anton Project Authors
    https://github.com/googlefonts/AntonFont
----------------------------------------- */

@font-face {
    font-family: 'Anton';
    src: url('/assets/fonts/Anton-Regular.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: 'Pretendard';
    src: url('/assets/fonts/Pretendard-Regular.woff') format('woff');
}

:root {
    --pink: #f9c7d0;
    --deep-pink: #d94f70;
    --hotpink: #d6657b;
    --cream: #fff9f7;
    --cream-pink: #ffeaf0;
    --text: #383636;
    --pink-text: #7b3a45;
    --shadow: rgba(255, 182, 193, 0.3);
    --error: #ff7b7b;
    --valid: #6ac47e;
}

/* === 전체 레이아웃 설정 === */
html,
body {
    height: 100%;
    margin: 0;
    display: flex;
    flex-direction: column;
    background-color: var(--cream);
    color: var(--text);
    background-image: url('/assets/paper-fibers.png');
    font-family: 'Pretendard', serif;
}

/* === MAIN === */
main {
    flex: 1; /* 남은 공간 모두 차지 */
    display: flex;
    flex-direction: column;
    align-items: center; /* 수평 중앙 */
    justify-content: center; /* 스크롤 없을 때 수직 중앙 */
    margin: 3rem 0;
}

main .title {
    font-size: 2em;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 0.5em;
    padding-bottom: 3rem;
    color: var(--deep-pink);
}

/* === SECTION, POSTS 영역 === */
main section {
    width: 60%;
    min-width: 320px;
    max-width: 600px;
    margin: 0 auto;
}

/* === FOOTER === */
/* footer는 기본적으로 숨김 상태 */
footer {
    position: fixed;
    bottom: -100px; /* 처음엔 화면 아래에 숨어 있음 */
    left: 0;
    width: 100%;
    background: var(--cream-pink);
    background-image: url('/assets/fresh-snow.png');
    display: flex;
    justify-content: center;
    gap: 2rem;
    align-items: center;
    padding: 1rem 0.5rem;
    border-top: 2px dashed var(--pink);
    color: var(--pink-text);
    font-size: 0.9rem;
    box-shadow: 0 -3px 10px rgba(255, 182, 193, 0.3);
    transition:
        bottom 0.45s cubic-bezier(0.25, 0.1, 0.25, 1.4),
        background 0.4s ease;
    z-index: 10;
    letter-spacing: 0.2px;
}

/* 스크롤 끝까지 내리면 등장 */
footer.visible {
    bottom: 0;
}

footer a {
    position: relative;
    text-decoration: none;
    color: var(--deep-pink);
    font-weight: 600;
    transition:
        color 0.25s ease,
        transform 0.25s ease;
}

footer a:hover {
    color: var(--hotpink);
    transform: translateY(-2px);
}

footer a:hover::before {
    content: '✨';
    position: absolute;
    left: -1.2rem;
    animation: sparkle 0.8s ease forwards;
}

/* 반짝이 애니메이션 */
@keyframes sparkle {
    0% {
        opacity: 0;
        transform: translateY(5px) rotate(0deg);
    }
    30% {
        opacity: 1;
        transform: translateY(-3px) rotate(10deg);
    }
    70% {
        opacity: 1;
        transform: translateY(-1px) rotate(-10deg);
    }
    100% {
        opacity: 0;
        transform: translateY(-8px) rotate(0deg);
    }
}

/* === 스크롤 발생 시 처리 === */
body:has(main > section:only-child) {
    overflow-y: auto;
}

/* === 반응형 === */
@media (max-width: 1080px) {
    main section {
        width: 80%;
    }
}

@media (max-width: 700px) {
    main section {
        width: 90%;
    }
    footer {
        flex-direction: column;
        gap: 0.6rem;
        font-size: 0.85rem;
        padding: 1rem 0;
    }
    footer a:not(:last-child)::after {
        display: none;
    }
}

/* === COMMON === */
a {
    text-decoration: none;
    background-color: inherit;
    color: inherit;
}

.click {
    cursor: pointer;
}

.btn {
    background: linear-gradient(145deg, var(--pink), #f5a6b0);
    border: none;
    color: #fff;
    padding: 0.75rem 1.4rem;
    border-radius: 30px;
    box-shadow: 0 4px 10px var(--shadow);
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease,
        background 0.25s ease;
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(217, 79, 112, 0.4);
}

.custom-hr {
    height: 1px;
    background: var(--pink);
    margin: 1rem 0;
    opacity: 0.5;
}

.round-image {
    object-fit: cover;
    clip-path: circle(50%);
}