@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;600;700&family=Playfair+Display:wght@500;700&family=Noto+Sans+KR:wght@400;500;700&display=swap");

.login-page {
    --ink: #0c1b2a;
    --ink-soft: #4a5568;
    --mist: #f5efe6;
    --sun: #f0b858;
    --sea: #1f7f7b;
    --rose: #d6725b;
    --glass: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(255, 255, 255, 0.6);
    background: linear-gradient(135deg, #fdfbf7 0%, #f4efe9 100%);
    color: var(--ink);
    font-family: "Manrope", "Noto Sans KR", sans-serif;
    min-height: 100vh;
    min-height: 100svh;
    position: relative;
    overflow-x: hidden;
    display: flex;
    flex-direction: column;
}

.login-page,
.login-page * {
    box-sizing: border-box;
}

.login-shell {
    position: relative;
    z-index: 1;
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1.5rem; /* 좌우 패딩 확보 */
    width: 100%;
    box-sizing: border-box;
}

.login-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 420px); /* minmax로 오버플로우 방지 */
    gap: 4rem;
    align-items: center;
    width: 100%;
    max-width: 1080px;
    margin: 0 auto; /* 중앙 정렬 보장 */
    box-sizing: border-box;
}

/* Hero Section */
.login-hero {
    animation: fadeSlideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.login-brand {
    display: inline-block;
    margin-bottom: 1.2rem;
    transition: opacity 0.2s;
}

.login-brand:hover {
    opacity: 0.8;
}

.login-brand-logo {
    height: auto;
    width: 130px;
}

.login-eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--sea);
    margin-bottom: 1rem;
}

.login-title {
    font-family: "Playfair Display", "Noto Sans KR", serif;
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    line-height: 1.2;
    color: var(--ink);
    font-weight: 700;
}

/* Login Card */
.login-card {
    background: var(--glass);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.02),
    0 20px 40px -4px rgba(12, 27, 42, 0.08);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    animation: fadeSlideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s both;
    width: 100%; /* 부모 그리드 셀 꽉 채우기 */
}

.login-card-title {
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--ink);
}

.login-card-text {
    font-size: 0.95rem;
    color: var(--ink-soft);
    margin-bottom: 2rem;
    line-height: 1.5;
}

/* Social Buttons */
.social-login-grid {
    display: grid;
    gap: 0.875rem;
}

.social-login-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    min-height: 48px;
    padding: 0.875rem 1.5rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.social-login-button.coming-soon {
    opacity: 0.65;
    cursor: not-allowed;
    pointer-events: none;
    box-shadow: none;
}

.social-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

/* Google */
.social-login-button.google {
    background: #ffffff;
    color: #3c4043;
    border: 1px solid #dadce0;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.social-login-button.google:hover {
    background: #f8f9fa;
    border-color: #d2e3fc;
    box-shadow: 0 1px 3px rgba(66, 133, 244, 0.1);
}

/* Naver */
.social-login-button.naver {
    background: #03c75a;
    color: #ffffff;
    border: 1px solid transparent;
}

.social-login-button.naver:hover {
    background: #02b351;
    box-shadow: 0 4px 12px rgba(3, 199, 90, 0.25);
}

/* Kakao */
.social-login-button.kakao {
    background: #fee500;
    color: #000000;
    border: 1px solid transparent;
}

.social-login-button.kakao:hover {
    background: #fdd835;
    box-shadow: 0 4px 12px rgba(254, 229, 0, 0.3);
}

/* Meta & Skip */
.login-meta {
    margin-top: 1.75rem;
    font-size: 0.8125rem;
    color: #718096;
    text-align: center;
    line-height: 1.5;
}

.login-meta a {
    color: var(--ink-soft);
    text-decoration: underline;
    text-decoration-color: rgba(74, 85, 104, 0.3);
    text-underline-offset: 2px;
}

.login-meta a:hover {
    color: var(--ink);
    text-decoration-color: var(--ink);
}

.login-skip {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
    padding: 0.5rem;
    font-size: 0.9rem;
    color: var(--ink-soft);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.login-skip:hover {
    color: var(--sea);
}

.login-skip svg {
    transition: transform 0.2s;
}

.login-skip:hover svg {
    transform: translateX(4px);
}

/* Animations */
@keyframes fadeSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .login-hero,
    .login-card {
        animation: none;
    }

    .login-brand,
    .social-login-button,
    .login-skip {
        transition: none;
    }
}

/* Responsive */
@media (max-width: 992px) {
    .login-grid {
        grid-template-columns: 1fr; /* 단일 컬럼으로 변경 */
        gap: 1.2rem;
        max-width: 480px; /* 카드 너비 제한 */
    }

    .login-hero {
        text-align: center;
        margin-bottom: 1rem;
    }

    .login-lead {
        margin: 0 auto;
    }

    .login-card {
        width: 100%;
    }
}

@media (max-width: 576px) {
    .login-shell {
        padding: 1.5rem 1rem; /* 모바일 패딩 축소 */
    }

    .login-card {
        padding: 2rem 1.5rem;
    }

    .login-title {
        font-size: 2rem;
    }
}