/* 注册页面 */

.main-content {
    overflow: hidden;
}

.auth-section {
    width: 100%;
    height: 100%;
    min-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 0;
}

.auth-card {
    width: min(100%, 460px);
    max-height: 100%;
    padding: 24px;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: var(--surface);
    box-shadow: 0 12px 32px rgba(17, 32, 62, 0.08);
}

.auth-card h1 {
    margin: 0 0 5px;
    color: var(--text);
    font-size: 25px;
    line-height: 1.2;
    text-align: center;
}

.auth-card .page-description {
    margin: 0 0 18px;
    color: var(--text-muted);
    font-size: 12px;
    line-height: 1.5;
    text-align: center;
}

.auth-card form {
    display: grid;
    gap: 13px;
}

.auth-card .form-group {
    min-width: 0;
    margin: 0;
}

.auth-card .form-group > label {
    display: block;
    margin: 0 0 5px;
    color: var(--text);
    font-size: 11px;
    font-weight: 750;
}


/* WhatsApp区号和号码 */

.phone-field-row {
    width: 100%;
    display: grid;
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 0;
}

.country-code-field,
.phone-number-field {
    min-width: 0;
}

.country-code-field {
    position: relative;
}

.country-code-field::after {
    position: absolute;
    z-index: 5;
    top: 50%;
    right: 13px;
    width: 7px;
    height: 7px;
    border-right: 2px solid #475467;
    border-bottom: 2px solid #475467;
    content: "";
    pointer-events: none;
    transform:
        translateY(-70%)
        rotate(45deg);
}

.auth-card .country-code-field select,
.auth-card .phone-number-field input {
    width: 100%;
    height: 48px;
    min-height: 48px;
    margin: 0;
    border: 1px solid var(--border);
    background: #ffffff;
    color: var(--text);
    font-family: inherit;
    font-size: 14px;
    line-height: 1;
    outline: none;
    transition:
        border-color 0.15s ease,
        box-shadow 0.15s ease;
}

.auth-card .country-code-field select {
    position: relative;
    z-index: 2;
    padding: 0 30px 0 13px;
    border-radius: 12px 0 0 12px;
    text-align: left;
    text-align-last: left;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

.auth-card .phone-number-field input {
    position: relative;
    z-index: 1;
    margin-left: -1px;
    padding: 0 13px;
    border-radius: 0 12px 12px 0;
}

.auth-card .phone-number-field input::placeholder {
    color: #98a2b3;
}

.auth-card .country-code-field select:focus,
.auth-card .phone-number-field input:focus {
    z-index: 4;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(31, 111, 235, 0.11);
}

.phone-help-text {
    margin: 5px 0 0;
    color: var(--text-muted);
    font-size: 9px;
    line-height: 1.4;
}


/* 密码输入框 */

.auth-card .form-group > input {
    width: 100%;
    height: 44px;
    min-height: 44px;
    padding: 0 12px;
    border: 1px solid var(--border);
    border-radius: 11px;
    background: #ffffff;
    color: var(--text);
    font-family: inherit;
    font-size: 13px;
    outline: none;
    transition:
        border-color 0.15s ease,
        box-shadow 0.15s ease;
}

.auth-card .form-group > input::placeholder {
    color: #98a2b3;
}

.auth-card .form-group > input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(31, 111, 235, 0.11);
}


/* 密码帮助文字 */

.auth-card .help-text {
    margin: 5px 0 0;
    color: var(--text-muted);
    font-size: 9px;
    line-height: 1.35;
}

.auth-card .help-text ul {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 2px 16px;
    margin: 4px 0 0;
    padding-left: 15px;
}

.auth-card .help-text li {
    min-width: 0;
}


/* 错误提示 */

.auth-card .field-error {
    margin: 5px 0 0;
    color: var(--error);
    font-size: 10px;
    line-height: 1.4;
}

.auth-card .form-errors {
    padding: 10px 11px;
    border: 1px solid #efb4ae;
    border-radius: 11px;
    background: var(--error-background);
    color: var(--error);
    font-size: 10px;
    line-height: 1.45;
}

.auth-card .form-errors p {
    margin: 0;
}

.auth-card .form-errors p + p {
    margin-top: 3px;
}


/* 注册按钮 */

.auth-card .primary-button {
    width: 100%;
    min-height: 44px;
    margin-top: 1px;
    border: 1px solid var(--primary);
    border-radius: 11px;
    background: var(--primary);
    color: #ffffff;
    font-size: 13px;
    font-weight: 800;
    cursor: pointer;
}

.auth-card .primary-button:hover,
.auth-card .primary-button:active {
    border-color: var(--primary-hover);
    background: var(--primary-hover);
    color: #ffffff;
}

.auth-link {
    margin: 16px 0 0;
    color: var(--text-muted);
    font-size: 12px;
    text-align: center;
}

.auth-link a {
    color: var(--primary);
    font-weight: 800;
}

.auth-link a:hover,
.auth-link a:active {
    color: var(--primary-hover);
}


/* 手机端 */

@media (max-width: 480px) {
    .auth-section {
        padding: 8px 0;
    }

    .auth-card {
        padding: 19px;
        border-radius: 17px;
    }

    .auth-card h1 {
        font-size: 23px;
    }

    .phone-field-row {
        grid-template-columns: 86px minmax(0, 1fr);
    }

    .auth-card .help-text ul {
        grid-template-columns: 1fr;
        gap: 1px;
    }
}

@media (max-width: 360px) {
    .auth-card {
        padding-right: 15px;
        padding-left: 15px;
    }

    .phone-field-row {
        grid-template-columns: 82px minmax(0, 1fr);
    }

    .country-code-field::after {
        right: 11px;
    }

    .auth-card .country-code-field select {
        padding-right: 27px;
        padding-left: 11px;
    }

    .auth-card .phone-number-field input {
        padding-right: 10px;
        padding-left: 10px;
        font-size: 13px;
    }
}


/* 较短屏幕 */

@media (max-height: 700px) {
    .auth-section {
        padding: 5px 0;
    }

    .auth-card {
        padding: 14px 17px;
    }

    .auth-card h1 {
        font-size: 21px;
    }

    .auth-card .page-description {
        margin-bottom: 11px;
        font-size: 10px;
    }

    .auth-card form {
        gap: 8px;
    }

    .auth-card .form-group > label {
        margin-bottom: 3px;
        font-size: 10px;
    }

    .auth-card .country-code-field select,
    .auth-card .phone-number-field input,
    .auth-card .form-group > input {
        height: 39px;
        min-height: 39px;
    }

    .auth-card .help-text {
        display: none;
    }

    .phone-help-text {
        margin-top: 3px;
        font-size: 8px;
    }

    .auth-card .primary-button {
        min-height: 40px;
    }

    .auth-link {
        margin-top: 10px;
        font-size: 10px;
    }
}

@media (max-height: 560px) {
    .auth-card {
        padding: 10px 14px;
    }

    .auth-card h1 {
        font-size: 19px;
    }

    .auth-card .page-description {
        margin-bottom: 7px;
    }

    .auth-card form {
        gap: 6px;
    }

    .auth-card .country-code-field select,
    .auth-card .phone-number-field input,
    .auth-card .form-group > input {
        height: 35px;
        min-height: 35px;
    }

    .phone-help-text {
        display: none;
    }

    .auth-card .primary-button {
        min-height: 37px;
    }

    .auth-link {
        margin-top: 7px;
    }
}