* {
    box-sizing: border-box;
}


/* ==============================
   전체
============================== */

body {
    margin: 0;

    font-family:
        "Noto Sans KR",
        "Apple SD Gothic Neo",
        Arial,
        sans-serif;

    color: #202124;

    background:
        linear-gradient(
            135deg,
            #f4f7ff 0%,
            #eef3ff 50%,
            #f8faff 100%
        );
}


/* ==============================
   인증 페이지 영역
============================== */

.auth-wrap {
    width: 100%;
    min-height: 100vh;

    display: flex;
    justify-content: center;
    align-items: center;

    padding: 40px 20px;
}


/* ==============================
   인증 카드
============================== */

.auth-box {
    width: 100%;
    max-width: 440px;

    padding: 42px 40px 32px;

    background: rgba(255, 255, 255, 0.96);

    border: 1px solid rgba(255, 255, 255, 0.8);

    border-radius: 20px;

    box-shadow:
        0 20px 50px rgba(40, 65, 120, 0.12),
        0 4px 12px rgba(40, 65, 120, 0.05);
}


/* ==============================
   상단
============================== */

.auth-header {
    margin-bottom: 32px;

    text-align: center;
}


.auth-logo {
    margin-bottom: 16px;

    color: #4f6df5;

    font-size: 13px;
    font-weight: 800;

    letter-spacing: 2px;
}


.auth-header h1 {
    margin: 0 0 10px;

    color: #17191c;

    font-size: 28px;
    font-weight: 700;
}


.auth-header p {
    margin: 0;

    color: #858b96;

    font-size: 14px;

    line-height: 1.7;
}


/* ==============================
   입력 영역
============================== */

.form-group {
    margin-bottom: 20px;
}


.form-group label {
    display: block;

    margin-bottom: 8px;

    color: #34383f;

    font-size: 14px;
    font-weight: 600;
}


.form-group input {
    width: 100%;
    height: 50px;

    padding: 0 16px;

    border: 1px solid #dfe3ea;
    border-radius: 10px;

    background: #fff;

    color: #202124;

    font-size: 14px;

    outline: none;

    transition:
        border-color 0.2s ease,
        box-shadow 0.2s ease;
}


.form-group input::placeholder {
    color: #aeb4bf;
}


.form-group input:hover {
    border-color: #c5cad4;
}


.form-group input:focus {
    border-color: #5a73f5;

    box-shadow:
        0 0 0 3px rgba(90, 115, 245, 0.10);
}


/* ==============================
   개인정보 동의
   회원가입 화면에서만 사용
============================== */

.privacy-box {
    margin-top: 8px;
    margin-bottom: 22px;

    padding: 16px;

    border: 1px solid #e4e7ed;
    border-radius: 12px;

    background: #f8f9fc;
}


.privacy-check {
    display: flex;

    align-items: center;

    gap: 9px;

    color: #34383f;

    font-size: 13px;
    font-weight: 600;

    cursor: pointer;
}


.privacy-check input {
    width: 17px;
    height: 17px;

    margin: 0;

    accent-color: #536ff5;

    cursor: pointer;
}


.privacy-content {
    margin-top: 13px;

    padding: 13px;

    border-radius: 8px;

    background: #fff;

    color: #747b87;

    font-size: 11px;

    line-height: 1.6;
}


.privacy-content p {
    margin: 0;
}


.privacy-content dl {
    display: grid;

    grid-template-columns: 65px 1fr;

    gap: 5px 8px;

    margin: 8px 0;
}


.privacy-content dt {
    color: #5d6470;

    font-weight: 600;
}


.privacy-content dd {
    margin: 0;
}


.privacy-notice {
    padding-top: 7px;

    border-top: 1px solid #f0f1f4;

    color: #9a9fa8;
}


/* ==============================
   버튼
   로그인 / 회원가입 공통
============================== */

.btn-register {
    width: 100%;
    height: 52px;

    border: 0;
    border-radius: 10px;

    background:
        linear-gradient(
            135deg,
            #536ff5,
            #425de0
        );

    color: #fff;

    font-size: 15px;
    font-weight: 700;

    cursor: pointer;

    box-shadow:
        0 7px 16px rgba(73, 96, 225, 0.22);

    transition:
        transform 0.15s ease,
        box-shadow 0.15s ease;
}


.btn-register:hover {
    transform: translateY(-1px);

    box-shadow:
        0 10px 20px rgba(73, 96, 225, 0.28);
}


.btn-register:active {
    transform: translateY(0);

    box-shadow:
        0 5px 12px rgba(73, 96, 225, 0.20);
}


/* ==============================
   하단 링크
============================== */

.auth-footer {
    display: flex;

    justify-content: center;
    align-items: center;

    gap: 6px;

    margin-top: 24px;

    color: #9298a2;

    font-size: 13px;
}


.auth-footer a {
    color: #536ff5;

    font-weight: 600;

    text-decoration: none;
}


.auth-footer a:hover {
    text-decoration: underline;
}


/* ==============================
   모바일
============================== */

@media (max-width: 480px) {

    .auth-wrap {
        padding: 20px 14px;
    }


    .auth-box {
        padding: 34px 24px 26px;

        border-radius: 16px;
    }


    .auth-header h1 {
        font-size: 25px;
    }


    .form-group input {
        height: 48px;
    }

}