@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@300;400;500;700;900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Nanum+Brush+Script&display=swap');

html, body {
    height: 100%;
}

body.login-page-body {
    margin: 0;
    min-height: 100vh;
    font-family: 'Noto Sans KR', sans-serif;
    background: #050505;
    color: #fff;
    overflow-x: hidden;
}

.login-wrap {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
    background: #000;
}

.login-bg {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(to top, rgba(0,0,0,.95) 0%, rgba(0,0,0,.72) 45%, rgba(0,0,0,.35) 100%),
        url('https://images.unsplash.com/photo-1478720568477-152d9b164e63?q=80&w=2000&auto=format&fit=crop') center center / cover no-repeat;
    opacity: .9;
}

.login-bg::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 50% 25%, rgba(185, 28, 28, 0.22), transparent 35%),
        linear-gradient(to bottom, rgba(0,0,0,.15), rgba(0,0,0,.78));
}

.login-inner {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 430px;
}

.login-brand {
    text-align: center;
    margin-bottom: 28px;
}

.login-brand-mark {
    font-family: 'Nanum Brush Script', cursive;
    font-size: 108px;
    line-height: 0.9;
    color: #dc2626;
    text-shadow: 0 0 20px rgba(220, 38, 38, .35), 4px 4px 0 rgba(0,0,0,.7);
    margin: 0;
}

.login-brand-sub {
    margin-top: -14px;
    font-size: 34px;
    font-weight: 900;
    letter-spacing: -0.03em;
    color: #fff;
}

.login-brand-desc {
    margin-top: 10px;
    font-size: 13px;
    color: rgba(255,255,255,.62);
    letter-spacing: .08em;
}

.login-card {
    background: rgba(0, 0, 0, .42);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 18px;
    box-shadow: 0 20px 50px rgba(0,0,0,.45);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 30px 28px;
}

.login-label {
    display: block;
    margin-bottom: 8px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .12em;
    color: rgba(255,255,255,.52);
}

.login-input {
    width: 100%;
    height: 52px;
    border-radius: 10px;
    border: 1px solid #3f3f46;
    background: rgba(17, 17, 17, .82);
    color: #fff;
    font-size: 14px;
    text-align: center;
    padding: 0 16px;
    outline: none;
    transition: .2s ease;
}

.login-input::placeholder {
    color: #6b7280;
}

.login-input:focus {
    border-color: #dc2626;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, .16);
    background: rgba(10,10,10,.92);
}

.login-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 54px;
    border: 0;
    border-radius: 10px;
    background: linear-gradient(180deg, #b91c1c 0%, #991b1b 100%);
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: .02em;
    transition: .2s ease;
    box-shadow: 0 14px 30px rgba(127, 29, 29, .35);
}

.login-btn:hover {
    background: linear-gradient(180deg, #dc2626 0%, #b91c1c 100%);
    color: #fff;
    transform: translateY(-1px);
}

.login-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 22px 0 18px;
    color: rgba(255,255,255,.45);
    font-size: 12px;
}

.login-divider::before,
.login-divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: rgba(255,255,255,.12);
}

.btn-sns {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 52px;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
}

.btn-sns img {
    width: 18px;
    height: 18px;
    object-fit: contain;
}

.naver-color {
    background: #03c75a;
    color: #fff;
}

.kakao-color {
    background: #fee500;
    color: #191919;
}

.invalid-feedback {
    display: block;
    color: #fca5a5;
    font-size: 13px;
    margin-top: 8px;
    margin-bottom: 12px;
}

.login-note {
    margin-top: 18px;
    text-align: center;
    font-size: 12px;
    color: rgba(255,255,255,.38);
}

@media (max-width: 575.98px) {
    .login-brand-mark {
        font-size: 88px;
    }

    .login-brand-sub {
        font-size: 28px;
    }

    .login-card {
        padding: 24px 18px;
        border-radius: 14px;
    }
}